参数资料
型号: MCZ33880EG
厂商: Freescale Semiconductor
文件页数: 19/25页
文件大小: 0K
描述: IC SWITCH OCTAL SER I/O 28-SOIC
标准包装: 26
类型: 高端/低端驱动器
输入类型: SPI
输出数: 8
导通状态电阻: 550 毫欧
电流 - 峰值输出: 1.4A
电源电压: 5.5 V ~ 24.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
FUNCTIONAL DEVICE OPERATION
LOGIC COMMANDS AND REGISTERS
LOGIC COMMANDS AND REGISTERS
On each SPI communication, an 8-bit command word is sent to the 33880 and an 8-bit fault word is received from the 33880.
The Most Significant Bit (MSB) is sent and received first (see below).
MSB
LSB
OUT8
OUT7
OUT6
OUT5
OUT4
OUT3
OUT2
OUT1
Command Register Definition:
0 = Output Command Off
1 = Output Command On
Fault Register Definition:
0 = No fault
1 = Fault.
Table 6. Fault Operation
SERIAL OUTPUT (SO) PINS REPORTS
Overtemperature
Overcurrent
Output ON Open Load Fault
Output OFF Open Load Fault
DEVICE SHUTDOWNS
Overvoltage
Overtemperature
Fault reported by Serial Output (DO) pin.
DO pin reports short to battery/supply or overcurrent condition.
Not reported.
DO pin reports output OFF open load condition.
Total device shutdown at V PWR = 25 V to 30 V. Resumes normal operation with proper voltage.
All outputs assuming the previous state upon recovery from overvoltage.
Only the output experiencing an overtemperature fault shuts down. Output assumes previous state
upon recovery from overtemperature.
33880
Analog Integrated Circuit Device Data
Freescale Semiconductor
19
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