74688 IC 8-bit Magnitude Comparator
36.00 EGP
In stockSKU 4241743574175
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74688
8-bit magnitude comparator
| Pin | Symbol | Description |
|---|---|---|
| 1 | E | enable (active low) |
| 2 | P0 | word input |
| 3 | Q0 | word input |
| 4 | P1 | word input |
| 5 | Q1 | word input |
| 6 | P2 | word input |
| 7 | Q2 | word input |
| 8 | P3 | word input |
| 9 | Q3 | word input |
| 10 | GND | ground |
| 11 | P4 | word input |
| 12 | Q4 | word input |
| 13 | P5 | word input |
| 14 | Q5 | word input |
| 15 | P6 | word input |
| 16 | Q6 | word input |
| 17 | P7 | word input |
| 18 | Q7 | word input |
| 19 | P=Q | equal-to output (low when P = Q) |
| 20 | Vcc | supply voltage |
Specifications
(typical values under recommended operating conditions, unless specified)
| Parameter | Value | Unit |
|---|---|---|
| Propagation delay, Pn, Qn to P=Q | 17 (74HC/HCT) | ns |
| Propagation delay, E to P=Q | 8 (74HC) 12 (74HCT) |
ns |
Features:
- Designed to Perform Comparisons Between Two 8-bit Binary or BCD Words
- Totem Pole Output
- Provides Equal Comparison Result
- Operating Temperature up to 70oC
- Standard TTL Switching Voltages
- VCC Supply Voltage 5.0V
- TA Operating Ambient Temperature Range 0-70°C
- IOH Output Current — High –0.4mA
- IOL Output Current — Low 24mA
Datasheet
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