Asynchronous decade counter, TTL/H/L family, featuring 14 terminals in a R-PDIP-T14 package. Operates with a nominal supply voltage of 5V (4.75V to 5.25V), supporting up to 16MHz maximum frequency at nominal supply. Offers 2 functions with a propagation delay of 50ns and a maximum output current (Iol) of 0.016A. Designed for commercial temperature grade, with an operating temperature range of 0°C to 70°C.
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Texas Instruments SN7490AN technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 14 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDIP-T14 |
| Width | 7.62 |
| Length | 19.305 |
| Pin Count | 14 |
| Number of Functions | 2 |
| Temperature Grade | COMMERCIAL |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.25 |
| Supply Voltage-Min (Vsup) | 4.75 |
| Logic IC Type | DECADE COUNTER |
| Family | TTL/H/L |
| Propagation Delay (tpd) | 50 |
| Number of Bits | 3 |
| Max I(ol) | 0.016 |
| Load Capacitance | 15 |
| Power Supply Current-Max (ICC) | 42 |
| Count Direction | UP |
| Trigger Type | NEGATIVE EDGE |
| fmax-Min | 32 |
| Max Frequency@Nom-Sup | 16000000 |
| RoHS | No |
| Lead Free | No |
| HTS Code | 8542.39.00.01 |
| REACH | not_compliant |
| Military Spec | False |
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