The DM74LS161AM is a 16-bit binary counter with a 4-bit output. It operates at a supply voltage of 5V, with a maximum voltage of 5.25V and a minimum voltage of 4.75V. The counter has a commercial temperature grade and is packaged in a SOP16 package. It has a propagation delay of 38ns and a maximum frequency of 20MHz. The counter can be triggered by a positive edge and counts up. It draws a maximum power supply current of 32mA.
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Fairchild DM74LS161AM technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 16 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDSO-G16 |
| Width | 3.9 |
| Length | 9.9 |
| Pin Count | 16 |
| Number of Functions | 1 |
| Temperature Grade | COMMERCIAL |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.25 |
| Supply Voltage-Min (Vsup) | 4.75 |
| Logic IC Type | BINARY COUNTER |
| Family | LS |
| Propagation Delay (tpd) | 38 |
| Number of Bits | 4 |
| Max I(ol) | 0.008 |
| Power Supply Current-Max (ICC) | 32 |
| Count Direction | UP |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 20 |
| Max Frequency@Nom-Sup | 20000000 |
| RoHS | No |
| HTS Code | 8542.39.00.01 |
| REACH | unknown |
| Military Spec | False |
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