NXP 8, 8-Channel I/O Expander 16, 16-Pin SO16, SO16, PCF8574AT/3,518

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Subtotal 50 units (supplied on a continuous strip)*

£64.80

(exc. VAT)

£77.75

(inc. VAT)

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Per unit
50 - 90£1.296
100 - 240£1.271
250 - 490£1.244
500 +£1.22

*price indicative

Packaging Options:
RS Stock No.:
219-4645P
Mfr. Part No.:
PCF8574AT/3,518
Brand:
NXP
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Brand

NXP

Number of I/O Channels

8, 8

Number of Pins

16, 16

Package Type

SO16, SO16

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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