The Motorola SN74LS90D is a commercial-grade decade counter with a maximum operating temperature of 70°C. It features 14 terminals and operates on a nominal supply voltage of 5V, with a maximum supply voltage of 5.25V and a minimum supply voltage of 4.75V. The counter has a propagation delay of 50ns and a maximum frequency of 32MHz. It is available in a SOP14 package with a width of 3.9mm and a length of 8.65mm.
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Motorola SN74LS90D technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 14 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDSO-G14 |
| Width | 3.9 |
| Length | 8.65 |
| 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 | LS |
| Propagation Delay (tpd) | 50 |
| Number of Bits | 3 |
| Max I(ol) | 0.008 |
| Load Capacitance | 15 |
| Power Supply Current-Max (ICC) | 15 |
| Count Direction | UP |
| Trigger Type | NEGATIVE EDGE |
| fmax-Min | 32 |
| Max Frequency@Nom-Sup | 32000000 |
| RoHS | No |
| HTS Code | 8542.39.00.01 |
| REACH | unknown |
| Military Spec | False |
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