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74688 IC 8-bit Magnitude Comparator

36.00 EGP

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Availability: In Stock
SKU:4241743574175

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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