Product Summary

The TMP8253P-5 is a programmable counter/timer chip designed for use as the TLCS-85A microcomputer peripheral. The TMP8253P-5 is organized as 3 independent 16 bit counters, each operates with a count rate of up to 2.6 MHz. All modes of operation are software programmable.

Parametrics

TMP8253P-5 absolute maximum ratings: (1)VCC supply voltage (with respect to GND (VSS)): -0.5V to +7.0V; (2)Input voltage (with respect to GND (VSS)): -0.5V to +7.0V; (3)Output voltage (with respect to GND (VSS)): -0.5V to +7.0V; (4)Power Dissipation: 1W; (5)Soldering Temperature (soldering time 10 sec): 260℃; (6)Storage Temperature: -65℃ to +150℃; (7)Operating Temperature: 0℃ to 70℃.

Features

TMP8253P-5 features: (1)Count Binary or BCD; (2)3 independent 16 bit counters; (3)single +5V supply; (4)Count rate DC to 2.6 MHz; (5)6 programmable counter modes; (6)compatible with Intel’s 8253-5.

Diagrams

TMP8253P-5 block diagram

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