Texas Instruments SN54LS190J Counters and Dividers
4-bit bidirectional decade counter, positive edge triggered, LS family logic IC.
Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments SN54LS190J Counters and Dividers technical specifications.
General
Related Parts Comparison (SN54LS190J vs SN54LS03J vs SN54LS266J vs SN54LS09J)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Operating Temperature | -55 ~ 125 | -- | -- | -- |
| Supply Voltage | 5 | -- | -- | -- |
| Number of Pins | 16 | -- | -- | -- |
| RoHS | No | -- | -- | -- |
| Count Direction | BIDIRECTIONAL | -- | -- | -- |
| Family | LS | -- | -- | -- |
| Fmax Min | 20 | -- | -- | -- |
| Jedec Package Code | R-CDIP-T16 | -- | -- | -- |
| Length | 19.56 | -- | -- | -- |
| Load Capacitance | 15 | -- | -- | -- |
| Logic IC Type | DECADE COUNTER | -- | -- | -- |
| Max Frequency Nom Sup | 20000000 | -- | -- | -- |
| Action |
Texas Instruments SN54LS190J Counters and Dividers Overview
4-bit bidirectional decade counter, positive edge triggered, LS family logic IC. Features a MILITARY temperature grade with an operating range of -55°C to 125°C. Operates with a nominal supply voltage of 5V (4.5V to 5.5V). CDIP16 ceramic package with 16 terminals. Includes a propagation delay of 36ns and a maximum operating frequency of 20MHz.
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