NXP 8, 8-Channel I/O Expander 20, 20-Pin SSOP20, SSOP20, PCF8574TS/3,118

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Subtotal (1 pack of 10 units)*

£8.98

(exc. VAT)

£10.78

(inc. VAT)

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  • 110 unit(s) ready to ship
  • Plus 3,220 unit(s) shipping from 29 October 2025
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Units
Per unit
Per Pack*
10 - 40£0.898£8.98
50 - 90£0.881£8.81
100 - 240£0.862£8.62
250 - 990£0.845£8.45
1000 +£0.828£8.28

*price indicative

Packaging Options:
RS Stock No.:
219-4650
Mfr. Part No.:
PCF8574TS/3,118
Brand:
NXP
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Brand

NXP

Number of I/O Channels

8, 8

Number of Pins

20, 20

Package Type

SSOP20, SSOP20

Clock Frequency

100 KHz, 100 KHz

The NXP bidirectional I2C bus (serial clock (SCL), serial data (SDA)). The devices consist of eight quasi bidirectional ports, 100 kHz I2C bus interface, three hardware address inputs and interrupt output operating between 2.5 V and 6 V. The quasi bidirectional port can be independently assigned as an input to monitor interrupt status or keypads, or as an output to activate indicator devices such as LEDs.

Latched outputs directly drive LEDs
Total package sink capability of 80 mA
Active low open-drain interrupt output

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