SN54HCT139 - Dual 2-Line To 4-Line Decoders/Demultiplexers
The ’HCT139 devices are designed for highperformance memory-decoding or data-routing applications requiring very short propagation delay times.
Device Information(1) ORDERABLE PART NUMBER PACKAGE† BODY SIZE (NOM) N (PDIP, 16) 19.31 mm × 6.35 mm SN74HCT139 D (SOIC, 16) DB (SSOP, 16) 9.90 mm
SN54HCT139 Features
* Operating voltage range of 4.5 V to 5.5 V
* Outputs can drive up to 10 LSTTL loads
* Low power consumption, 80-µA max ICC
* Typical tpd = 10 ns
* ±4-mA output drive at 5 V
* Low input current of 1 µA max
* Inputs are TTL-voltage compatible
