74393 Dual 4-Bit Binary Ripple Counters
Pin Arrangement
Electrical Characteristics
Input | Output | N | LS | ALS | ALS 1000 | F | S | AS | AS 1000 | HC | HCT | Unit [max] | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
fmax | Clock | - | 25 | 25 | - | - | - | - | - | - | 21 | - | MHz(min) |
tw | Clock Clear | 20 | 20 | - | - | - | - | - | - | 20 | - | nS(min) | |
trec | Clock | 25 | 25 | - | - | - | - | - | - | 5 | - | nS(min) | |
tpd | Clock | QA | 20 | 20 | - | - | - | - | - | - | 30 | - | nS(max) |
QD | 60 | 60 | - | - | - | - | - | - | 72 | - | nS(max) | ||
Clear | QA - QD | 39 | 39 | - | - | - | - | - | - | 41 | - | nS(max) |
N | LS | ALS | ALS 1000 | F | S | AS | AS 1000 | Unit | ||
---|---|---|---|---|---|---|---|---|---|---|
Clock | High | 80 | 40 | - | - | - | - | - | - | uA |
Low | 3.2 | 1.6 | - | - | - | - | - | - | mA | |
Clear | High | 40 | 20 | - | - | - | - | - | - | uA |
Low | 1 | 0.4 | - | - | - | - | - | - | mA |
N | LS | ALS | ALS 1000 | F | S | AS | AS 1000 | HC | HCT | Unit | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|
All Outputs | High | 0.8 | 0.4 | - | - | - | - | - | - | 4 | - | mA |
Low | 16 | 8 | - | - | - | - | - | - | 4 | - | mA |
Reference