参数资料
型号: MAX6874ETJ+T
厂商: Maxim Integrated Products
文件页数: 33/40页
文件大小: 0K
描述: IC SEQUENCE/SUPERVISOR 32TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 序列发生器
监视电压数目: 6
输出: 开路漏极,推挽式
复位: 高有效/低有效
复位超时: 可调节/可选择
电压 - 阀值: 8 种可选阀值组合
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 带卷 (TR)
EEPROM-Programmable, Hex/Quad,
Power-Supply Sequencers/Supervisors
CONFIGURATION
00h
REGISTER BANK
8000h
EEPROM
8100h
USER EEPROM
8200h
USER EEPROM
CONFIGURATION
DATA
45h
8045h
Figure 8. Memory Map
Table 18. Watchdog Inputs
81FFh
82FFh
REGISTER
ADDRESS
EEPROM
MEMORY
ADDRESS
BIT
RANGE
DESCRIPTION
Watchdog Input Selection:
00 = GPI1
[1:0]
01 = GPI2
10 = GPI3
11 = GPI4 (MAX6874 only)
Watchdog Internal Input Selection:
000 = PO1 (MAX6874), not used (MAX6875)
001 = PO2 (MAX6874), not used (MAX6875)
010 = PO3 (MAX6874), PO1 (MAX6875)
3Ch
803Ch
[4:2]
011 = PO4 (MAX6874), PO2 (MAX6875)
100 = PO5 (MAX6874), PO3 (MAX6875)
101 = PO6 (MAX6874), PO4 (MAX6875)
110 = PO7 (MAX6874), PO5 (MAX6875)
111 = PO8 (MAX6874), not used (MAX6875)
Watchdog Dependency on Inputs:
[6:5]
[7]
00 = 11 = Watchdog clear depends on both GPI_ from 3Ch[1:0] and PO_ from 3Ch[4:2].
01 = Watchdog clear depends only on PO_ from 3Ch[4:2].
10 = Watchdog clear depends only on GPI_ from 3Ch[1:0].
Must be set to 1
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