Description
Datasheet Mar 2, 1988 DATA SHEET. Product specification. File under Integrated Circuits, IC06. March 1988. INTEGRATED CIRCUITS. 74HC/HCT640. Octal bus Jan 31, 2005 OE controls the outputs so that the buses are effectively isolated. The 74HC245; 74HCT245 is similar to the 74HC640 ; 74HCT640 but has true. 74HC640 . 146-1. 163-1. 339-1. 20. 74HCT640. 146-1. 163-1. 339-1. 20. 74HC643. 146-1. 163-1. 20. 74HCT643. 146-1. 163-1. 20. 74HC646. 101-1. 137- 1. 74HC640 . Binary counters/ timers programmable ripple counter with oscillator (3- state). . . 74HCT640. Binary counters/ timers programmable ripple counter
Part Number | 74HC640 |
Brand | STMicroelectronics |
Image |
74HC640
STMicroel
30000
1.84
QUARKTWIN TECHNOLOGY LIMITED
74HC640
STMICROELECT
120533
2.99
IC Chip Co., Ltd.
74HC640
ST/MICRON
264
4.14
AI QI ELECTRONIC CO., LIMITED
74HC640
ST
360
5.29
Lattice International Trading Co., Limited
74HC640
STMicroelectronics
21
6.44
Cicotex Electronics (HK) Limited