Description
CD54HC138, CD74HC138, CD54HCT138, CD74HCT138, CD54HC238, CD74HC238, CD54HCT238, CD74HCT238 SCHS147J * NOVEMBER 1998 * REVISED NOVEMBER.
The CDx4HC(T)138 and '238 are three to eight decoders with one standard output strobe (G2) and two active low output strobes (G 1 and G 0).
Features
* Select one of eight data outputs:
* Active low for '138
* Active high for '238
* l/O port or memory selector
* Three enable inputs to simplify cascading
* Typical propagation delay of 13 ns at VCC = 5 V, CL = 15 pF, TA = 25°C
* Fanout (over t
Applications
* intellectual property matters and other important disclaimers. PRODUCTION DATA. CD54HC138, CD74HC138, CD54HCT138, CD74HCT138, CD54HC238, CD74HC238, CD54HCT238, CD74HCT238
SCHS147J
* NOVEMBER 1998
