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STMicroelectronics · Other integrated circuits

74AC161TTR

IC COUNTER SYNC PRE 4BIT 16TSSOP

STM32-first sourcing with STMicroelectronics support components. Review recorded cores, flash, RAM, connectivity and package facts before moving an approved design into production.

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74AC161TTR component illustration
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74AC161TTR specifications

Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.

ManufacturerSTMicroelectronics
Ordering code74AC161TTR
FamilyOther integrated circuits
Package16-TSSOP (0.173", 4.40mm Width)
Product StatusObsolete
Logic TypeBinary Counter
DirectionUp
Number of Elements1
Number of Bits per Element4
ResetAsynchronous
TimingNot provided in source
Count RateNot provided in source
Trigger TypePositive Edge
Voltage - Supply2 V ~ 6 V
Operating TemperatureNot provided in source
Mounting TypeSurface Mount
Package / Case16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package16-TSSOP

Documents and evidence

74AC161TTR ↗

Catalog sources

www.ic-components.com · 74AC161TTR ↗

Source directory identity match; source detail pending. Specifications remain from existing catalog.

Before sourcing 74AC161TTR

  1. Identify the firmware and board baseline
  2. Check flash, RAM and required peripherals
  3. Review pin assignment and supply limits
  4. Keep the full temperature and package suffix
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