Description
Data sheet acquired from Harris Semiconductor SCHS146F March 1998 - Revised October 2003 CD74HC137, CD74HCT137, CD54HC237, CD74HC237, CD74HCT237 High.
Both circuits have three binary select inputs (A0, A1 and A2) that can be latched by an active High Latch Enable (LE) signal to isolate the outputs f.
Features
* Select One of Eight Data Outputs - Active Low for CD74HC137 and CD74HCT137 - Active High for ’HC237 and CD74HCT237
* l/O Port or Memory Selector
* Two Enable Inputs to Simplify Cascading
* Typical Propagation Delay of 13ns 15pF, TA = 25oC (CD74HC237)
at
VCC
