PCA9557PW PCA9557PW -- 8-bit I2C and SMBus I/0 port with reset
FEATURES
• Lower voltage, higher performance migration path for the PCA9556
• 8 general purpose input/output expander/collector
• Input/output configuration register
• Active HIGH polarity inversion register
• I2C and SMBus interface logic
• Internal power-on reset
• Noise filter on SCL/SDA inputs
• Active LOW reset input
• 3 address pins allowing up to 8 devices on the I2C/SMBus
• High impedance open drain on I/O0
• No glitch on power-up
• Power-up with all channels configured as inputs
• Low standby current
• Operating power supply voltage range of 2.3 V to 5.5 V
• 5 V tolerant inputs/outputs
• 0 to 400 kHz clock frequency
• ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per JESD22-A115 and 1000 V CDM per JESD22-C101
• Latch-up testing is done to JESDEC Standard JESD78 which exceeds 100 mA
• Package offer: SO 16, TSSOP 16
| 中断输出 |
无 |
| 供应商器件封装 |
16-TSSOP |
| 包装 |
带卷 （TR） |
| 安装类型 |
表面贴装 |
| 封装/外壳 |
16-TSSOP（0.173"，4.40mm 宽） |
| 工作温度 |
-40°C ~ 85°C |
| 接口 |
I²C， SMBus |
| 特性 |
POR |
| 电压 - 电源 |
2.3 V ~ 5.5 V |
| 电流 - 灌/拉输出 |
10mA， 20mA |
| 输出类型 |
开路漏极 |
| 频率 - 时钟 |
400kHz |
| I/O 数 |
8 |
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