16-bit I2C-bus and SMBus low power I/O port with interrupt and reset, PI4IOE5V9539 Replace NXP PCA9539PW.
PI4IOE5V9539
PI4IOE5V9539.pdf
PI4IOE5V9539.pdfFEATURES
• Operation power supply voltage from 2.3V to 5.5V
• 16-bit I2C-bus GPIO with interrupt and reset
• 5V tolerant I/Os
• Polarity inversion register
• Active LOW interrupt output
• Active LOW reset input
• Low current consumption
• 0Hz to 400KHz clock frequency
• Noise filter on SCL/SDA inputs
• Power-on reset
• ESD protection (4KV HBM and 1KV CDM)
• Offered in two different packages: TSSOP-24 and
TQFN 4x4-24
PIN CONFIGUTION
优势替代
FEATURES
• 16-bit I2C-bus GPIO with interrupt and reset
• Operating power supply voltage range of 2.3 V to 5.5 V
(3.0 V to 5.5 V for PCA9539PW/Q900 and PCA9539RPW/
Q900)
• 5 V tolerant I/Os
• Polarity inversion register
• Active LOW interrupt output
• Active LOW reset input
• Low standby current
• Noise filter on SCL/SDA inputs
• No glitch on power-up
• Internal power-on reset
• 16 I/O pins which default to 16 inputs
• 0 Hz to 400 kHz clock frequency
• ESD protection exceeds 2000 V HBM per JESD22-A114
and 1000 V CDM per JESD22-C101
• Latch-up testing is done to JEDEC Standard JESD78 which
exceeds 100 mA
• Offered in three different packages: SO24, TSSOP24, and
HVQFN24
PIN CONFIGUTION
