I2C 8-Bit I/O Expander, 6V, 100kHz, SSOP
Interface IC - I/O extensions NXP Semiconductors PCF8574TS/3,118 POR I²C 100 kHz SSOP 20
PCF8574; PCF8574A - Remote 8-bit I/O expander for I²C‑bus with interrupt SSOP2 20-Pin
PCF8574TS/F3,118