Texas Instruments M38510/31509BFA Counters and Dividers
Synchronous Up/Down Counter IC, 4-bit bidirectional binary counter with positive edge triggering.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments M38510/31509BFA Counters and Dividers technical specifications.
General
Alternate Parts Comparison (M38510/31509BFA vs M38510/10901BPA vs M38510/31004SDA vs M38510/31004SCA)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-CFlatPack | 8-CDIP | 14-CFlatpack | 14-CDIP |
| Operating Temperature | -55°C ~ 125°C (TA) | -55°C ~ 125°C (TA) | -55°C ~ 125°C | -55°C ~ 125°C |
| Supply Voltage | 4.5 V ~ 5.5 V | 4.5V ~ 18V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Series | 54LS | -- | 54LS | 54LS |
| Mounting Type | Surface Mount | -- | Surface Mount | Through Hole |
| Logic Type | Binary Counter | -- | AND Gate | AND Gate |
| Action |
Texas Instruments M38510/31509BFA Counters and Dividers Overview
Synchronous Up/Down Counter IC, 4-bit bidirectional binary counter with positive edge triggering. Features a 16-terminal, dual-in-line ceramic flat package (R-GDFP-F16) measuring 10.3mm x 6.73mm. Operates with a nominal supply voltage of 5V (4.75V to 5.25V) and offers a maximum operating frequency of 18MHz. This military-grade component exhibits a propagation delay of 66ns, with a typical value of 52ns at nominal supply.
Rated for a wide temperature range of -55°C to 125°C, with MIL-PRF-38535...