PCA9534A,pdf(Remote 8-Bit I2C

1FEATURES
• Low Standby Current Consumption of
1 mA Max
• I
2
C to Parallel Port Expander
• Open-Drain Active-Low Interrupt Output
• Operating Power-Supply Voltage Range of
2.3 V to 5.5 V
• 5-V Tolerant I/O Ports
• 400-kHz Fast I
2
C Bus
• Three Hardware Address Pins Allow Up to
Eight Devices on the I
2
C/SMBus
• Allows Up to 16 Devices on the I
2
C/SMBus
When Used in Conjunction with the PCA9534
See Table 1 for I
2
C Expander offerings
• Input/Output Configuration Register
• Polarity Inversion Register
• Internal Power-On Reset
• Power-Up With All Channels Configured as
Inputs
• No Glitch on Power-Up
• Noise Filter on SCL/SDA Inputs
• Latched Outputs With High-Current Drive
Maximum Capability for Directly Driving LEDs
• Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
• ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 200-V Machine Model (A115-A)
– 1000-V Charged-Device Model (C101)