MC74ACT374DWR2 Price & Stock

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Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor IC - T&R ; DC:1209 380
1+:  $0.27612
79+:  $0.21964
159+:  $0.20709
239+:  $0.19245
319+:  $0.17153
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 30040
1:  $0.298
100:  $0.279
1000:  $0.263
10000:  $0.241
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 Onsemi IC FLIP FLOP OCTAL D 3ST 20SOIC
Integrated Circuits (ICs)>Logic-Flip Flops
4620
1:  $1.386
100:  $1.035
1000:  $0.900
Buy
MC74ACT374DWR2G Onsemi IC FF D-TYPE SNGL 8BIT 20SOIC
Integrated Circuits (ICs)>Logic-Flip Flops
14870
18:  $0.432
100:  $0.389
500:  $0.367
1000:  $0.347
2000:  $0.313
Buy
MC74ACT374DWR2 price|Newark element14
Newark element14
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G
sku #: 14AC4519
Onsemi Onsemi - D Flip Flop, Octal, 3-State O/P, Soic-20 - Mc74Act374Dwr2G |Onsemi MC74ACT374DWR2G in stock
$1.34
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G onsemi Bus Driver, ACT Series, 1-Func, 8-Bit, True Output, CMOS, PDSO20 3006
100+:  $0.4877
500+:  $0.4389
1000+:  $0.4048
10000+:  $0.3609
100000+:  $0.3024
Buy
MC74ACT374DWR2 price|J2 Sourcing
J2 Sourcing
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2
sku #: MC74ACT374DWR2
MOTOROLA 7000
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor IC D-TYPE POS TRG SNGL 20SOIC
Logic - Flip Flops
4607
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi 42060
Inquiry
MC74ACT374DWR2G onsemi 48305
Inquiry
MC74ACT374DWR2 price|Mouser
Mouser
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G
sku #: 863-MC74ACT374DWR2G
onsemi Flip Flops 5V CMOS Octal D-Type 3-State Out
Flip Flops
1000 In Stock
1:  $0.87
10:  $0.625
25:  $0.564
100:  $0.495
250:  $0.463
500:  $0.459
1000:  $0.399
4000:  $0.364
8000:  $0.36
Buy
MC74ACT374DWG
sku #: 863-MC74ACT374DWG
onsemi Flip Flops 5V CMOS Octal D-Type 3-State Out
Flip Flops
55 In Stock
1:  $1.60
10:  $0.989
25:  $0.772
114:  $0.636
266:  $0.535
532:  $0.474
1026:  $0.387
3952:  $0.377
7904:  $0.374
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G AMI Semiconductor / ON Semiconductor IC FF D-TYPE SNGL 20SOIC
Logic - Flip Flops
Available
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 299
$0.757
Buy
MC74ACT374DWR2 price|Microchip USA
Microchip USA
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G onsemi Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tray 2945
1:  3.141515
10:  3.141515
100:  3.141515
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G
sku #: MC74ACT374DWR2G
ON 1000
Inquiry
MC74ACT374DWR2 price|Ersa Limited
Ersa Limited
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 248
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor Tape & Reel (TR) 74ACT374 e3 74ACT flip flop 2.65mm 10ns @ 5V 50pF 160MHz 12.5ns 141
1:  $0.383
10:  $0.372
100:  $0.360
500:  $0.346
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 Rochester Electronics DC:24+ ; Original New 47306
Inquiry
MC74ACT374DWR2G onsemi DC:24+ ; Original New 16706
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor BUS DRIVER, ACT SERIES, 1-FUNC 274
Inquiry
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 4277
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor 14142
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi 35000
$1
Inquiry
MC74ACT374DWR2G onsemi 253
$1.14
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor IC D-TYPE POS TRG SNGL 20SOIC 12000
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi 5377
Inquiry
MC74ACT374DWR2G onsemi 8742
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi IC FLIP FLOP OCTAL D 3ST 20SOIC 3337
$1
Inquiry
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 2766
$0.43
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G AMI Semiconductor / ON Semiconductor IC D-TYPE POS TRG SNGL 20SOIC
Logic - Flip Flops
In-Stock
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor IC D-TYPE POS TRG SNGL 20SOIC 550
Inquiry
MC74ACT374DWR2G ON Semiconductor IC D-TYPE POS TRG SNGL 20SOIC 2039
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor IC FF D-TYPE SNGL 20SOIC 1087
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor DC:Active ; - 1133
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi Flip Flop 1 Element D-Type 8 Bit Positive Edge 20-SOIC (0.295", 7.50mm Width) ; Bulk 6240
Inquiry
MC74ACT374DWR2G onsemi Flip Flop 1 Element D-Type 8 Bit Positive Edge 20-SOIC (0.295", 7.50mm Width) ; Tape & Reel (TR) 4131
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON In-Stock
$RFQ
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON 1540
Inquiry
MC74ACT374DWR2G ONS 1540
Inquiry
MC74ACT374DWR2G ON SEMICONDUCTOR 9240
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi 20-SOIC (0.295", 7.50mm Width) 10000
$
Inquiry
MC74ACT374DWR2G onsemi 20-SOIC (0.295", 7.50mm Width) 10000
$
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi IC FLIP FLOP OCTAL D 3ST 20SOIC 3326
$1.11
Inquiry
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 1053
$0.15
Inquiry
MC74ACT374DWR2 price|Depu Electronics
Depu Electronics
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Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 4740
$0.401010
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G Sanyo Semiconductor/ON Semiconductor IC FF D-TYPE SNGL 8BIT 20SOIC 10000
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi Available, Contact us 1500
Inquiry
MC74ACT374DWR2G onsemi Available, Contact us 3000
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi IC FLIP FLOP OCTAL D 3ST 20SOIC 3429
$
Inquiry
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 253
$
Inquiry
MC74ACT374DWR2 price|Win Source
Win Source
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor IC FLIP FLOP OCTAL D 3ST 20SOIC 5360
190:  $0.310
Buy
MC74ACT374DWR2G ON Semiconductor IC D-TYPE POS TRG SNGL 20SOIC 5010
80:  $0.740
Buy
MC74ACT374DWR2 price|Chip 1 Exchange
Chip 1 Exchange
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 INSTOCK 37
Inquiry
MC74ACT374DWR2 MOT INSTOCK 349
Inquiry
MC74ACT374DWR2G ON AVAILABLE 2975
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi Flip Flop 1 Element D-Type 8 Bit Positive Edge 20-SOIC (0.295" 7.50mm Width) 8635
Inquiry
MC74ACT374DWR2G onsemi Flip Flop 1 Element D-Type 8 Bit Positive Edge 20-SOIC (0.295" 7.50mm Width) 6258
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOIC W T/R - Tape and Reel 16675
Inquiry
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC 19401
Inquiry
MC74ACT374DWR2 price|Ariat Technology
Ariat Technology
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 onsemi MC74ACT374DWR2 ON
New Original Stock.
5254
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON OEM/CM In stock 375
Inquiry
MC74ACT374DWR2G ON OEM/CM In stock 4100
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOTOROLA IN STOCK Immediate delivery 344
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON SOP7.2M 5000
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOTOROLA IN STOCK 394
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor BUS DRIVER, ACT SERIES, 1-FUNC, 12589
Inquiry
MC74ACT374DWR2G ON Semiconductor IC FF D-TYPE SNGL 8BIT 20SOIC 11784
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON DC:23+ ; SOP7.2M 489
Inquiry
MC74ACT374DWR2 onsemi IC FLIP FLOP OCTAL D 3ST 20SOIC ; DC:21+ ; 20-SOIC 111
Inquiry
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC ; DC:21+ ; 20-SOIC 111
Inquiry
MC74ACT374DWR2G onsemi IC FF D-TYPE SNGL 8BIT 20SOIC ; DC:23+ 4740
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOTOROLA Stock to ship immediately 10000
Inquiry
MC74ACT374DWR2G ON Stock to ship immediately 4500
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOTOROLA/ĦÍÐÂÞÀ­ 176
Inquiry
MC74ACT374DWR2 ON/°²É­ÃÀ 495
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON MC74ACT374DWR2 ON 4408
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor BUS DRIVER, ACT SERIES, 1-FUNC
Integrated Circuits (ICs)
526
10:  $0.14
100:  $0.14
1000:  $0.05
2500:  $0.05
Inquiry
MC74ACT374DWR2G AMI Semiconductor / ON Semiconductor IC FF D-TYPE SNGL 20SOIC
Logic - Flip Flops
4250
10:  $0.15
100:  $0.14
1000:  $0.14
2500:  $0.14
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON new and original ROHS ; DC:06+ ; SOP7.2M 495
Inquiry
MC74ACT374DWR2 price|Ample Chip
Ample Chip
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 Rochester Electronics BUS DRIVER, ACT SERIES, 1-FUNC, 833333
Inquiry
MC74ACT374DWR2G Sanyo Semiconductor/ON Semiconductor IC FF D-TYPE SNGL 8BIT 20SOIC 125000
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON Semiconductor IC FF D-TYPE SNGL 8BIT 20SOIC 1000
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOT SOP20 ; DC:95+ 13097
Inquiry
MC74ACT374DWR2G ON SOP20 ; DC:14+ 32
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON SOP7.2 ; DC:508 300
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOTOROLA IN STOCK Immediate delivery 794
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOT OEM/CM QUOTES ONLY | NO BROKERS 13150
Inquiry
MC74ACT374DWR2G ON Semiconductor OEM/CM QUOTES ONLY | NO BROKERS 20880
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON in stock Immediately 623
Inquiry
MC74ACT374DWR2 MOTOROLA in stock Immediately 354
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOT In Stock
Inquiry
MC74ACT374DWR2 ONSEMI In Stock
Inquiry
MC74ACT374DWR2 ON Semiconductor In Stock
Inquiry
MC74ACT374DWR2G ONSEMI In Stock
Inquiry
MC74ACT374DWR2G ON Semiconductor In Stock
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 AMI Semiconductor / ON Semiconductor MC74ACT374DWR2 ON SOP 3955
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 AMI Semiconductor / ON Semiconductor The parts are in stock 8050
Inquiry
MC74ACT374DWR2G AMI Semiconductor / ON Semiconductor The parts are in stock 8198
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 MOTOROLA Original stock,24-hour delivery 20977
Inquiry
MC74ACT374DWR2G ON Original stock,24-hour delivery 23935
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON/ DC:508 ; SOP7.2 5330
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON SOP7.2M ; DC:2022+ 660
Inquiry
MC74ACT374DWR2 price|Quest Components
Quest Components
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor IC,FLIP-FLOP,OCTAL,D TYPE,ACT-CMOS,SOP,20PIN,PLASTIC 207
182:  $0.2324
49:  $0.3320
1:  $0.4980
Buy
MC74ACT374DWR2 ON Semiconductor IC,FLIP-FLOP,OCTAL,D TYPE,ACT-CMOS,SOP,20PIN,PLASTIC 1572
483:  $0.3320
121:  $0.4150
1:  $0.8300
Buy
MC74ACT374DWR2 Motorola IC,FLIP-FLOP,OCTAL,D TYPE,ACT-CMOS,SOP,20PIN,PLASTIC 361
121:  $0.4150
31:  $0.4980
1:  $0.8300
Buy
MC74ACT374DWR2 Motorola IC,FLIP-FLOP,OCTAL,D TYPE,ACT-CMOS,SOP,20PIN,PLASTIC 344
121:  $0.4150
31:  $0.4980
1:  $0.8300
Buy
MC74ACT374DWR2 Motorola IC,FLIP-FLOP,OCTAL,D TYPE,ACT-CMOS,SOP,20PIN,PLASTIC 128
121:  $0.4150
31:  $0.4980
1:  $0.8300
Buy
MC74ACT374DWR2 Motorola IC,FLIP-FLOP,OCTAL,D TYPE,ACT-CMOS,SOP,20PIN,PLASTIC 50
23:  $0.6750
5:  $0.9000
1:  $1.1250
Buy
MC74ACT374DWR2G ON Semiconductor MC74ACT374DWR2G 400
268:  $0.6000
68:  $0.7500
1:  $1.5000
Buy
MC74ACT374DWR2G ON Semiconductor MC74ACT374DWR2G 304
97:  $0.5230
25:  $0.6276
1:  $1.0460
Buy
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 Rochester Electronics, LLC Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOIC W T/R - Bulk (Alt: MC74ACT374DWR2 in stock
Inquiry
MC74ACT374DWR2G ON Semiconductor Flip Flops 5V CMOS Octal D-Type 3-State Out in stock
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON DC:15+ ; SOIC-2030 15
Inquiry
MC74ACT374DWR2G ON DC:15+ ; SOP-7.2 1783
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor BUS DRIVER, ACT SERIES, 1-FUNC, 1,500
$0.1248
Inquiry
MC74ACT374DWR2G ON Semiconductor IC FF D-TYPE SNGL 8BIT 20SOIC 832
$0.67
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON We exclusively sell to OEMs, ODMs and CMs/EMS. Thank you. 5000
Inquiry
MC74ACT374DWR2G ON We exclusively sell to OEMs, ODMs and CMs/EMS. Thank you. 4700
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2
sku #: MC74ACT374DWR2
ONSEMI 27334
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G ON In stock,ready for shipping ; SOP 15999
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON Semiconductor OEM/CM ONLY 435
Inquiry
MC74ACT374DWR2 price|Farnell element14
Farnell element14
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G
sku #: 2728146
onsemi onsemi - D Flip Flop, Octal, 3-State O/P, Soic-20 - Mc74Act374Dwr2G |onsemi MC74ACT374DWR2G in stock
£1.32
Buy
MC74ACT374DWR2 price|Flip Electronic
Flip Electronic
Certificates
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2G onsemi 8500 Available
Inquiry
Part # Manufacturer Description Stock Price Buy
MC74ACT374DWR2 ON SOP7.2 ; DC:508 30400
Inquiry
MC74ACT374DWR2G ON SOP ; DC:NA 39102
Inquiry
See Also:
MC74ACT574DWR2 MC74ACT373DWR2 MC74ACT374DWR2G MC74ACT377DWR2 MC74ACT374DWR MC74ACT374DTR2 MC74AC374DWR2 MC74ACT174DR2 MC74ACT534DWR2 MC74AC574DWR2 MC74ACT574DWR2G MC74ACT373DTR2 MC74AC373DWR2 MC74ACT74DR2 MC74ACT273DWR2 MC74ACT374DWG MC74ACT74DTR2 MC74ACT244DWR2 MC74ACT564DWR2 MC74ACT574DWR MC74ACT377DWR2G MC74ACT323DWR2 MC74AC374DTR2 MC74AC377DWR2 MC74ACT373DWR2G MC74AC374DWR2G MC74ACT374DTR2G MC74ACT574DTR2 MC74ACT374DW MC74ACT573DWR2 MC74ACT74DR2G MC74ACT373DTR2G MC74ACT241DWR2 MC74AC374DTR2G MC74AC574DWR2G MC74AC244DWR2 MC74ACT377DWG MC74ACT244DTR2 MC74AC374DWG MC74ACT244DWR MC74ACT574DW MC74AC377DTR2 MC74ACT574DWG MC74ACT273DWR MC74AC564DWR2 MC74ACT374DT MC74ACT175DR2 MC74AC273DWR2 MC74AC374ADWR More » MC74AC573DWR2 MC74ACT574DTR2G MC74ACT74DTR2G MC74ACT245DWR2 MC74ACT32DR2 MC74ACT373SDR2 MC74ACT540DWR2 MC74ACT299DWR2 MC74AC574DTR2 MC74ACT377DW MC74AC373DTR2 MC74ACT04DR2 MC74ACT244DWR2G MC74ACT373MR2 MC74ACT573DTR2 MC74ACT563DWR2 MC74ACT640DWR2 MC74ACT273DTR2 MC74ACT373DWG MC74ACT04DTR2 MC74ACT32DTR2 MC74ACT14DR2 MC74ACT14DTR2 MC74ACT573DWR2G MC74AC174DR2 MC74ACT652DWR2 MC74ACT646DWR2 MC74AC373DWR2G MC74ACT273DWR2G MC74ACT373DW MC74AC74DR2 MC74ACT541DWR2 MC74AC377DWR2G MC74ACT240DWR2 MC74ACT564DWR2G MC74AC74DTR2 MC74AC374DW MC74ACT374NG MC74AC373DWG MC74AC04DTR2 MC74AC377DWG MC74ACT245DTR2 MC74AC14DR2 MC74AC139DR2 MC74ACT153DR2 MC74ACT05DR2 MC74AC573DWR2G MC74ACT161DR2 MC74ACT257DR2 MC74AC157DR2 MC74ACT139DR2 MC74ACT00DR2 MC74ACT20DR2 MC74ACT151DR2 MC74ACT541DTR2 MC74AC373DTR2G MC74ACT273DW MC74ACT163DR2 MC74ACT573DTR2G MC74ACT10DR2 MC74AC244DTR2 MC74ACT540DWR2G MC74ACT125DR2 MC74ACT573DWG MC74ACT32DTR2G MC74ACT138DR2 MC74AC74DTR2G MC74ACT640DWR2G MC74ACT32DR2G MC74AC373DW