UT54ACS191 Binary Up-Down Counter

The UT54ACS191 is a synchronous 4-bit reversible up-down binary counter with a 5.0V supply voltage. Characterized over full military temperature range, the devices are also QML-Q and -V qualified. 

• Features:    
• Synchronous 4-bit reversible up-down binary counter
• CMOS Input Buffer
• 8mA Output Buffer
• Latchup Immune
• Low power consumption
• Power supply operating from 4.5V to +5.5V
• Applications:
• Glue logic
• Operational Environment
• Temperature Range: -55°C to +125°C
• Total Ionizing Dose: <1 Mrad (Si)
• SEL Immune: ≤120 MeV-cm²/mg

• Physical:
• 16-Lead Ceramic Flatpack
• 16-Pin DIP
• Power:
• 2.1 mW/MHz
• Flight Grade:
• QML-Q, QML-V
• Export Control Classification Number (ECCN):    
• 9A515.e.2
• SMD Number:
• 5962-96564

ADDITIONAL SPECIFICATIONS

Defense Logistics Agency

Datasheet

Datasheet-UT54ACxS191.pdf

Application Notes

App-Note-RHMSI-8bit-16bit-ESD-Performance.pdf
App-Note-MSI-DecouplingTechniques.pdf

ADEPT Notifications

SPO-2014-D-0007A
Obsolescence and product migration notification for MSI logic device

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