参数资料
型号: MAX6891ETP
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 电源管理
英文描述: EEPROM-Programmable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors
中文描述: 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PQCC20
封装: 5 X 5 MM, TQFN-20
文件页数: 20/40页
文件大小: 255K
代理商: MAX6891ETP
MAX6889/MAX6890/MAX6891
EEPROM-Programmable, Octal/Hex/Quad,
Power-Supply Sequencers/Supervisors
______________________________________________________________________________________
27
REGISTER
ADDRESS
EEPROM
MEMORY
ADDRESS
BIT
RANGE
DESCRIPTION
[1:0]
Watchdog Input Selection:
00 = GPI1 input
01 = GPI2 input
10 = GPI3 input
11 = GPI4 input (MAX6889/MAX6890 only). Selects GPI3 on MAX6891.
[5:2]
Watchdog Internal Input Selection:
0000 = PO1
0001 = PO2
0010 = PO3
0011 = PO4
0100 = PO5
0101 = PO6 (MAX6889/MAX6890 only)
0110 = PO7 (MAX6889/MAX6890 only)
0111 = PO8 (MAX6889/MAX6890 only)
1000 = PO9 (MAX6889 only)
1001 = PO10 (MAX6889 only)
[1011] to [1111] = WD is not affected by PO_
29h
A9h
[7:6]
Watchdog Dependency on Inputs:
00 = Watchdog not dependent on any input
01 = Watchdog clear depends on selected GPI_ input only
01 = Watchdog clear depends on selected PO_ input only
11 = Watchdog clear depends on both selected GPI_ and PO_ inputs
Table 20. Watchdog Inputs
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