ADC108S052CIMT/NOPB Price & Stock
- 3 Man
- 4 Star
- AAAChips
- ACDS
- AllChip Elec
- Allchips
- Allelco
- AmpleChip
- AnLin
- Anterwell
- Anywayele
- APS
- Ariat
- Asen Elec
- Atosn
- ATP
- Augswan
- Au Ling
- BARUM
- Besen Tech
- Best Comp
- Best-Tech
- Bettlink
- Bison
- Blue Peninsula
- Bomov
- Brilltron
- Briocean
- CGOC
- Chipdigger
- Chipinventory
- ChipOne
- Chipsfind
- Chips Pulse
- Chuangxinda
- Classic
- Comp Enter
- CompExpert
- Comp Sense
- ComS.I.T.
- Conevo
- Conrad
- CosmosComp
- C Plus
- Cytech
- Dasenic
- Depu
- DGT Tech
- Dicchip
- Direct Components
- Drex Elec
- Dxway
- Dynamic-sl
- EASEV
- EBest
- Element14apac
- Errebi
- Ersa
- Esino
- ESource
- Fanco
- Farnell
- FirstChoice
- Flip
- FlyWing
- FPGAMALL
- Freelance
- Gang Bo
- GDIC
- Geefook
- GlobalTek
- Grand power
- GreenChips
- Green Light
- Greentree
- Handtmann
- Hansinfo
- HaoDe
- Heisener
- HeQing
- HK YSY
- Hongte
- HonourChip
- Hotenda
- HS IC
- HskElec
- HuaQiu Elec
- IC Components
- IC Online
- ICsole
- ICSOSO
- In Clear
- ITD-IC
- J2sourcing
- Jak
- Jameco
- JiaLiXin
- Jiayi
- Jinrongda
- Kepictronics
- KK Wisdom
- Klytech
- Kynix
- Lankamicro
- LCSC
- Leader IC
- Lingto
- LIXINC
- LKR Elec
- Longzi
- Lvangchip
- Lvychips
- Macroship
- March-Tech
- Maritex
- Mars Elec
- Martec
- Maybo
- MetaverseIc
- MicrochipUSA
- Microsemi
- Midan
- Mouser
- MV Comp
- NAC
- Nantian
- Netsight
- NetSource
- Newark
- NewStrength
- Nexxon
- N&S Elec
- Oemstron
- OMO
- OnlineCom
- PESE
- Pneda
- PUI
- Quarktwin
- Quattro
- Quest
- Quotebeam
- Resion
- Rixin
- Rochester
- RS
- RS DE
- RYX IC
- Sense Elec
- Shengyu
- Sierra
- SiliTech
- Sky Foundation
- Southernel
- STJK
- TE
- TME
- Unicom Elec
- Unikey
- Unite Chance Co., Limited
- Utmel
- Utsource
- Ventron
- Viassion
- Voyager Comp
- WanWeiChip
- Weyland
- WinSource
- Wjcdz
- Worldway
- Xianghongli
- Xinvry
- Xunqida
- YIC
- YST Elec
- Yuanxinai
- YueTong Tech
- ZHSChip
- Zouser
- ZTZ Tech
Hide
Manufacturer
Integrated Circuits (ICs) > Data Acquisition - Analog to Digital Converters (ADC)
ADC 10BIT 8CH 200-500KSPS
Specifications
Part Status | Active |
Number of Bits | 10 |
Sampling Rate (Per Second) | 500k |
Number of Inputs | 8 |
Input Type | Single Ended |
Data Interface | SPI, DSP |
Configuration | MUX-S/H-ADC |
Ratio - S/H:ADC | 1:1 |
Number of A/D Converters | 1 |
Architecture | SAR |
Reference Type | Supply |
Voltage - Supply, Analog | 2.7 V ~ 5.25 V |
Voltage - Supply, Digital | 2.7 V ~ 5.25 V |
Operating Temperature | -40°C ~ 105°C |
Package / Case | 16-TSSOP (0.173", 4.40mm Width) |
Supplier Device Package | 16-TSSOP |
Hide
HK Maybo Technology Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB
sku #: 2502-ADC108S052CIMT/NOPB
|
Texas Instruments | ADC Single SAR 500ksps 10-bit Serial 16-Pin TSSOP Rail | 92 |
|
Inquiry |
Longzi Technology (Shenzhen) Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT-NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 817 |
|
Buy |
Leader Electronics Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | new and original | 2606 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 100% new and original | in stock |
|
Inquiry |
Rochester Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | National Semiconductor | ADC108S052 8-Channel, 200 ksps to 500 ksps, 10-Bit A/D Converter | 19 |
|
Buy |
Allchips Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 10 Bit Analog to Digital Converter 8 Input 1 SAR 16-TSSOP | In-Stock |
|
Inquiry | |
ADC108S052CIMT/NOPB | Texas Instruments | 8-Channel Single ADC SAR 500ksps 10-bit Serial 16-Pin TSSOP Tube | In-Stock |
|
Inquiry | |
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | In-Stock |
|
Inquiry | |
ADC108S052CIMT/NOPB | Texas Instruments | Octal Channel Single ADC SAR 500ksps 10-bit Serial 16-Pin TSSOP Rail | In-Stock |
|
Inquiry |
Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | DC:24+ ; IC ADC 10BIT SAR 16TSSOP | 27867 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 12250 |
|
Inquiry |
Geefook (Shenzhen) Electronic Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 21 |
|
Inquiry |
Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 10 Bit Analog to Digital Converter 8 Input 1 SAR 16-TSSOP | 517 |
|
Inquiry |
Huaqiu Electronics Co. , Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | TI | In-Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Luminary Micro / Texas Instruments | ADC 10BIT 8CH 200-500KSPS Data Acquisition - Analog to Digital Converters (ADC)
|
In-Stock |
|
Inquiry |
Shenzhen Dasenic Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP Integrated Circuits (ICs)>Data Acquisition - Analog to Digital Converters (ADC)
|
1794 |
|
Buy |
Unikey Electronics Pte. Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | - ADC 8CH 200kSPS-500kSPS 10B ADC | 2000 |
|
Inquiry |
Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | ADC 10BIT 8CH 200-500KSPS Data Acquisition - Analog to Digital Converters (ADC)
|
18605 |
|
Buy |
Quarktwin Technology Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 10 Bit Analog to Digital Converter 8 Input 1 SAR 16-TSSOP | 11709 |
|
Inquiry |
Hong Kong Luk Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments |
|
Inquiry |
HSK Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 3200 |
|
Inquiry |
DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||
---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 10000 |
|
Inquiry |
Mouser
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB
sku #: 926-AD108S052CIMTNPB
|
Texas Instruments | Analog to Digital Converters - ADC 8CH 200kSPS-500kSPS 10B ADC Analog to Digital Converters - ADC
|
294 In Stock |
|
Buy |
Zouser Electronic
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP Analog to Digital Converters (ADC)
|
3101 |
|
Inquiry |
He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 10 Bit Analog to Digital Converter 8 Input 1 SAR 16-TSSOP ; Tube | 5946 |
|
Inquiry |
PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 18314 |
|
Inquiry |
Oemstron Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP Analog to Digital Converters (ADC)
|
3041 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 166 |
|
Buy |
Cytech Systems Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | Available, Contact us | 100 |
|
Inquiry |
Gang Bo Industrial Co,.Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||
---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 10000 |
|
Buy |
Fly-Wing Technology (HK) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 16-TSSOP (0.173 4.40mm Width) ADC108S052 SPI Serial ACTIVE (Last Updated: 4days ago) analog digital converter 1mm 1.5mA 500ksps 1.5mW | 8129 |
|
Buy |
LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | Brand new and original/respond online to quote. | 6750 |
|
Inquiry |
Zhong Hai Sheng Technology Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 16-TSSOP (0.173", 4.40mm Width) | 2000 |
|
Inquiry |
Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | ADC 10BIT 8CH 200-500KSPS | 4000 |
|
Buy |
Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 20312 |
|
Inquiry |
Shenzhen Zuan Ying Tech Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP ; DC:21+ ; 16-TSSOP | 100 |
|
Inquiry |
Newark element14
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB
sku #: 28AH1767
|
TEXAS INSTRUMENTS | Texas Instruments - 10Bit Adc, 8Ch, Powerwise, Tssop16 - Adc108S052Cimt/Nopb |TEXAS INSTRUMENTS ADC108S052CIMT/NOPB | in stock |
|
Buy |
Ersa Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 149 |
|
Inquiry |
IC Online Co.,Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP |
|
Inquiry |
Lanka Micro Electronic Co.,Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 2015 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | TI | DC:21+ ; TSSOP | 50000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | TI | DC:19+ | 200 |
|
Inquiry |
Shenzhen Shengyu Electronics Tech Limited.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 18143 |
|
Inquiry |
KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP ; DC:21+ ; 16-TSSOP | 111 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 16-TSSOP (0.173 4.40mm Width) New and original,In Stock | 17195 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | 2,743 |
|
Inquiry |
HK YST Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | TI | DC:21+ ; SMD | 28808 |
|
Inquiry |
RX Electronics Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Luminary Micro / Texas Instruments | ADC 10BIT 8CH 200-500KSPS Data Acquisition - Analog to Digital Converters (ADC)
|
2529 |
|
Inquiry |
Briocean Technology Co. Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | TI | 100 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | ADC 10BIT 8CH 200-500KSPS | 426 |
|
Inquiry |
Chip One Exchange
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | TI | AVAILABLE | 2290 |
|
Inquiry | |
ADC108S052CIMT/NOPB | TI | AVAILABLE ; DC:1936 | 2290 |
|
Inquiry | |
ADC108S052CIMT/NOPB | TI | AVAILABLE ; DC:22+ | 26169 |
|
Inquiry |
Blue Peninsula Technology Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | IC ADC 10BIT SAR 16TSSOP | 48003 |
|
Inquiry |
Asian Tera Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | / | 31352 |
|
Inquiry |
GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMTNOPB | TI | OEM/CM QUOTES ONLY | NO BROKERS | 5290 |
|
Inquiry |
Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments (TI) | In Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | Analog to Digital Converters - ADC 8CH 200kSPS-500kSPS 10B ADC | in stock |
|
Inquiry | |
ADC108S052CIMT/NOPB | Texas Instruments | Analog to Digital Converters - ADC 8CH 200kSPS-500kSPS 10B ADC | in stock |
|
Inquiry |
Authorized Procurement Solutions
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | OEMs, CMs ONLY (NO BROKERS) | 2500 |
|
Inquiry |
IC Components Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Luminary Micro / Texas Instruments | TI/ New | 3692 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | Texas Instruments | ADC 10BIT 8CH 200-500KSPS | 0 |
|
Inquiry |
Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB | TI | 2018+_TSSOP-16_new and original | 5000 |
|
Inquiry | |
ADC108S052CIMTNOPB | Texas | 2018+__new and original | 2500 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB
sku #: ADC108S052CIMTNOPB
|
TI | 1022 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMTNOPB | National Semiconductor | OEM/CM ONLY | 1658 |
|
Inquiry |
Farnell element14
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
ADC108S052CIMT/NOPB
sku #: 3004265
|
Texas Instruments | Texas Instruments - 10Bit Adc, 8Ch, Powerwise, Tssop16 - Adc108S052Cimt/Nopb |Texas Instruments ADC108S052CIMT/NOPB | in stock |
|
Buy |
See Also:
ADC108S052CIMTX/NOPB
ADC108S022CIMT/NOPB
ADC108S022CIMTX/NOPB
ADC108S102CIMT/NOPB
ADC108S022CIMTXNOPB
ADC108S102CIMTX/NOPB
ADC104S051CIMM/NOPB
ADC101S051CIMF/NOPB
ADC102S051CIMM/NOPB
ADC108S022CIMTX/NOP8
ADC102S051CIMMX/NOPB
ADC102S021CIMM/NOPB
ADC104S021CIMM/NOPB
ADC104S051CIMMX/NOPB
ADC104S051CIMMNOPB
ADC101S051QIMF/NOPB
ADC10080CIMT/NOPB
ADC101S021CIMF/NOPB
ADC101S051CISD/NOPB
ADC10065CIMT/NOPB
ADC101S051CIMFX/NOPB
ADC10040CIMT/NOPB
ADC10040QCIMT/NOPB
ADC104S021CIMMX/NOPB
ADC101C021CIMK/NOPB
ADC10030CIVT/NOPB
ADC102S021CIMMNOPB
ADC10D1000CIUT/NOPB
ADC102S021CIMMX/NOPB
ADC104S021QIMM/NOPB
ADC10040QCIMTX/NOPB
ADC10062CIWM/NOPB
ADC101S051QIMFX/NOPB
ADC108S022EVAL/NOPB
ADC101S021CISD/NOPB
ADC101S051CISDX/NOPB
ADC10065CIMTX/NOPB
ADC10080CIMTX/NOPB
ADC102S101CIMM/NOPB
ADC101S021CIMFX/NOPB
ADC10040CIMTXNOPB
ADC108S052CIMTX
ADC101S101CIMF/NOPB
ADC101C027CIMK/NOPB
ADC101C021CIMM/NOPB
ADC10040CIMTX/NOPB
ADC108S052CIMT
ADC104S101CIMM/NOPB