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CD74HC40103-Q1 Datasheet 8-stage Synchronous Down Counter

Manufacturer: Texas Instruments

Overview: D Qualified for Automotive Applications D Synchronous or Asynchronous Preset D Cascadable in Synchronous or Ripple Mode D Fanout (Over Temperature Range) − Standard Outputs . . . 10 LSTTL Loads − Bus Driver Outputs . . .

General Description

/ordering information CD74HC40103-Q1 HIGH-SPEED CMOS LOGIC 8-STAGE SYNCHRONOUS DOWN COUNTER SCLS547A − OCTOBER 2003 − REVISED APRIL 2008 D VCC Voltage = 2 V to 6 V D High Noise Immunity NIL or NIH = 30% of VCC, VCC = 5 V M PACKAGE (TOP VIEW) CP MR TE P0 P1 P2 P3 GND 1 2 3 4 5 6 7 8 16 VCC 15 PE (SYNC) 14 TC 13 P7 12 P6 11 P5 10 P4 9 PL (ASYNC) The CD74HC40103 is manufactured with high-speed silicon-gate technology and consists of an 8-stage synchronous down counter with a single output, which is active when the internal count is zero.

The device contains a single 8-bit binary counter.

Each device has control inputs for enabling or disabling the clock, for clearing the counter to its maximum count, and for presetting the counter either synchronously or asynchronously.

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