Texas Instruments CD74HCT688E, 8-Bit, Identity Comparator, Inverting, 20-Pin PDIP

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Subtotal (1 pack of 5 units)*

£3.79

(exc. VAT)

£4.55

(inc. VAT)

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Temporarily out of stock
  • 60 unit(s) ready to ship
  • Plus 5 unit(s) shipping from 09 September 2025
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Units
Per unit
Per Pack*
5 - 120£0.758£3.79
125 - 495£0.504£2.52
500 - 1245£0.488£2.44
1250 - 2495£0.478£2.39
2500 +£0.464£2.32

*price indicative

Packaging Options:
RS Stock No.:
663-0650
Mfr. Part No.:
CD74HCT688E
Brand:
Texas Instruments
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Brand

Texas Instruments

Logic Family

HCT

Logic Function

Identity Comparator

Output Function

A=B

Number of Bits

8

Polarity

Inverting

Mounting Type

Through Hole

Package Type

PDIP

Pin Count

20

Maximum High Level Output Current

-4mA

Maximum Low Level Output Current

4mA

Maximum Propagation Delay Time @ Maximum CL

34 ns @ 4.5 V

Dimensions

24.33 x 6.35 x 4.57mm

Height

4.57mm

Maximum Operating Supply Voltage

5.5 V

Length

24.33mm

Maximum Operating Temperature

+125 °C

Width

6.35mm

Minimum Operating Temperature

-55 °C

Propagation Delay Test Condition

50pF

Minimum Operating Supply Voltage

4.5 V

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