SN74LS640NSR Price & Stock
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Manufacturer

Integrated Circuits (ICs) > Logic - Buffers, Drivers, Receivers, Transceivers
IC BUS TXRX 8BIT 20SO
Documents
Datasheet |
SN74LS640NSR![]() |
Specifications
Series | 74LS |
Part Status | Active |
Logic Type | Transceiver, Inverting |
Number of Elements | 1 |
Number of Bits per Element | 8 |
Output Type | Push-Pull |
Current - Output High, Low | 15mA, 24mA |
Voltage - Supply | 4.75 V ~ 5.25 V |
Operating Temperature | 0°C ~ 70°C (TA) |
Mounting Type | Surface Mount |
Package / Case | 20-SOIC (0.209", 5.30mm Width) |
Supplier Device Package | 20-SO |
Hide
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCVR INVERT 5.25V 20SO | 12542 |
|
Inquiry |

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO | 15625 |
|
Inquiry |

Rochester Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | SN74LS640 Octal bus transceivers | 13900 |
|
Buy |

Mouser
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74LS640NSR
sku #: 595-SN74LS640NSR
|
Texas Instruments | Bus Transceivers Octal bus Transceive r Bus Transceivers
|
706 In Stock |
|
Buy |

Unikey Electronics Pte. Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | 707 |
|
Inquiry | ||
SN74LS640NSR | Texas Instruments | DC:2014 | 14774 |
|
Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC BUS TXRX 8BIT 20SO Logic - Buffers, Drivers, Receivers, Transceivers
|
8794 |
|
Buy |

Lanka Micro Electronic Co.,Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCVR INVERT 5.25V 20SO | 882 |
|
Buy |

Fmall Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO | 26840 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO | 4524 |
|
Inquiry |

PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | 9401 |
|
Inquiry |

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Transceiver, Inverting 1 Element 8 Bit per Element Push-Pull Output 20-SO | 2486 |
|
Inquiry |

Microchip USA
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tape & Reel (TR) | 1641 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO | 4386 |
|
Inquiry |

Dechoele Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | 9231 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | IC TRANSCVR INVERT 5.25V 20SO | In-Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR
sku #: SN74LS640NSR
|
Texas Instruments | 1434 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | DC:Active ; - | 2175 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Luminary Micro / Texas Instruments | IC TRANSCVR INVERT 5.25V 20SO ; 20-SO Logic - Buffers, Drivers, Receivers, Transceivers
|
Available |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC BUS TXRX 8BIT 20SO | 12000 |
|
Inquiry |

Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Rochester Electronics | IC TRANSCEIVER INVERT 5.25V 20SO | 108910 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | SN74LS640 OCTAL BUS TRANSCEIVERS | 16,000 |
|
Inquiry |

Cytech Systems Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Available, Contact us | 106 |
|
Inquiry |

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO | 3440 |
|
Inquiry |

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC BUS TXRX 8BIT 20SO | 4650 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Luminary Micro / Texas Instruments | IC BUS TXRX 8BIT 20SO Logic - Buffers, Drivers, Receivers, Transceivers
|
In-Stock |
|
Inquiry |

MountainView Components Inc.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | IN STOCK Immediate delivery | 461 |
|
Inquiry |

Avnat Group (Asia Pacific) Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI/µÂÖÝÒÇÆ÷ | 409 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | IN STOCK | 511 |
|
Inquiry |

Shenzhen Dasenic Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO Integrated Circuits (ICs)>Logic-Buffers, Drivers, Receivers, Transceivers
|
18750 |
|
Buy |

Geefook (Shenzhen) Electronic Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | 35000 |
|
Inquiry |

DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Rochester Electronics | IC TRANSCEIVER INVERT 5.25V 20SO | 16000 |
|
Inquiry |

Hongte Technology Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | SOP20 | 1058 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | new and original ROHS ; DC:07+PB ; SOP20 | 30 |
|
Inquiry | |
SN74LS640NSR | TI | new and original ROHS ; DC:2008+ ; SOP20 | 1058 |
|
Inquiry |

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Transceiver Inverting 1 Element 8 Bit per Element 3-State Output 20-SO | 790 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | SOP ; DC:00+ | 704 |
|
Inquiry |

Unicom Electronics co.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | IN STOCK Immediate delivery | 911 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Luminary Micro / Texas Instruments | IC TRANSCVR INVERT 5.25V 20SO | 16471 |
|
Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | In Stock |
|
Inquiry | |||
SN74LS640NSR | TI | In Stock |
|
Inquiry | ||
SN74LS640NSR | TI1 | In Stock |
|
Inquiry | ||
SN74LS640NSR | TI | In Stock |
|
Inquiry | ||
SN74LS640NSR | Texas Instruments (TI) | In Stock |
|
Inquiry |

GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | OEM/CM QUOTES ONLY | NO BROKERS | 1768 |
|
Inquiry |

He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Transceiver, Inverting 1 Element 8 Bit per Element 3-State Output 20-SO ; Tape & Reel (TR) | 3108 |
|
Inquiry |

Quest Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments Inc | SN74LS640NSR | 1147 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Bus Transceivers Octal bus Transceive | in stock |
|
Inquiry | |
SN74LS640NSR | Texas Instruments | Bus Transceivers Octal bus Transceiver | in stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | Original stock,24-hour delivery | 3151 |
|
Inquiry |

Hong Kong Brave Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | 20-SOIC (0.209", 5.30mm Width) | 8900 |
|
Inquiry |

Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | DC:24+ ; Original New | 29150 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | DC:1414+ ; SOP5.2MM | 1577 |
|
Inquiry |

Dxway Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | SOP20 ; DC:2022 | 10000 |
|
Inquiry | |
SN74LS640NSRG4 | TI | SOP-20 ; DC:2020 | 10000 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Bus Transceivers Octal bus Transceiver | 875 |
|
Inquiry |

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO | 6380 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Bus XCVR Single 8-CH 3-ST 20-Pin SOP T/R | 20 |
|
Buy |

Xinghuan International Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | 49728 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR
sku #: SN74LS640NSR
|
Texas Instruments | 1456 |
|
Inquiry |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | DC:23+ ; SOP20 | 1052 |
|
Inquiry | |
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO ; DC:21+ ; 20-SO | 111 |
|
Inquiry | |
SN74LS640NSR | Texas Instruments | IC TRANSCEIVER INVERT 5.25V 20SO ; DC:23+ | 3440 |
|
Inquiry |

Asian Tera Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | Texas Instruments | Check alternative solution with competitive price | 1434 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
SN74LS640NSR | TI | SOP20 ; DC:0619+PBFree | 32000 |
|
Inquiry |
See Also:
SN74LS240NSR
SN74LS540NSR
SN74LS645NSR
SN74LS642NSR
SN74LS640NS
SN74LS641NSR
SN74LS670NSR
SN74LS640-1NSR
SN74LS242NSR
SN74LS241NSR
SN74LS14NSR
SN74LS390NSR
SN74LS348NSR
SN74LS647NS
SN74LS628NSR
SN74LS240NS
SN74LS245NSR
SN74LS640DBR
SN74LS640NDS
SN74LS682NSR
SN74LS623NSR
SN74LS640NG4
SN74LS244NSR
SN74LS30NSR
SN74LS541NSR
SN74LS642NS
SN74LS624NSR
SN74LS145NSR
SN74LS641NS
SN74LS640DWR
SN74LS645NS
SN74LS640N
SN74LS684NSR
SN74LS42NSR
SN74LS629NSR
SN74LS148NSR
SN74LS697NSR
SN74LS20NSR
SN74LS47NSR
SN74LS10NSR
SN74LS648NS
SN74LS00NSR
SN74LS280NSR
SN74LS688NSR
SN74LS90NSR
SN74LS640N3
SN74LS590NSR
SN74LS670NS
SN74LS247NSR
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