DESCRIPTION
The 74AHC/AHCT138 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard No. 7A.
FEATURES
⢠ESD protection:
HBM EIA/JESD22-A114-A
exceeds 2000 V
MM EIA/JESD22-A115-A
exceeds 200 V
CDM EIA/JESD22-C101
exceeds 1000 V
⢠Balanced propagation delays
⢠All inputs have Schmitt-trigger
actions
⢠Multiple input enable for easy
expansion
⢠Ideal for memory chip select
decoding
⢠Inputs accept voltages higher than
VCC
⢠For AHC only:
operates with CMOS input levels
⢠For AHCT only:
operates with TTL input levels
⢠Specified from
â40 to +85 and +125 °C.
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