参数资料
型号: MAX6873ETJ+T
厂商: Maxim Integrated Products
文件页数: 15/48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: 4
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: 5 种可调阀值电压
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
Table 4. IN3–IN6 Threshold Settings
REGISTER
ADDRESS
02h
03h
04h
05h
08h
09h
0Ah
0Bh
0Ch
0Dh
EEPROM
MEMORY
ADDRESS
8002h
8003h
8004h
8005h
8008h
8009h
800Ah
800Bh
800Ch
800Dh
BIT
RANGE
[7:0]
[7:0]
[7:0]
[7:0]
[7:0]
[7:0]
[7:0]
[7:0]
[2]
[3]
[4]
[5]
[7:6]
[1]
[2]
[3]
[4]
[5]
DESCRIPTION
IN3 primary undervoltage detector threshold (V3A) (see equations in the IN3–IN6 section).
IN4 primary undervoltage detector threshold (V4A) (see equations in the IN3–IN6 section).
IN5 (MAX6872 only) primary undervoltage detector threshold (V5A)
(see equations in the IN3–IN6 section).
IN6 (MAX6872 only) primary undervoltage detector threshold (V6A)
(see equations in the IN3–IN6 section).
IN3 secondary undervoltage/overvoltage detector threshold (V3B)
(see equations in the IN3–IN6 section).
IN4 secondary undervoltage/overvoltage detector threshold (V4B)
(see equations in the IN3–IN6 section).
IN5 (MAX6872 only) secondary undervoltage/overvoltage detector threshold (V5B)
(see equations in the IN3–IN6 section).
IN6 (MAX6872 only) secondary undervoltage/overvoltage detector threshold (V6B)
(see equations in the IN3–IN6 section).
IN3 secondary overvoltage/undervoltage selection.
0 = overvoltage threshold. 1 = undervoltage threshold.
IN4 secondary overvoltage/undervoltage selection.
0 = overvoltage threshold. 1 = undervoltage threshold.
IN5 (MAX6872 only) secondary overvoltage/undervoltage selection.
0 = overvoltage threshold. 1 = undervoltage threshold.
IN6 (MAX6872 only) secondary overvoltage/undervoltage selection.
0 = overvoltage threshold. 1 = undervoltage threshold.
Not used.
IN3 range selection.
0 = +1V to +5.5V range in 20mV increments. 1 = +0.5V to +3.05V range in 10mV increments.
IN4 range selection.
0 = +1V to +5.5V range in 20mV increments. 1 = +0.5V to +3.05V range in 10mV increments.
IN5 (MAX6872 only) range selection.
0 = +1V to +5.5V range in 20mV increments. 1 = +0.5V to +3.05V range in 10mV increments.
IN6 (MAX6872 only) range selection.
0 = +1V to +5.5V range in 20mV increments. 1 = +0.5V to +3.05V range in 10mV increments.
Not used.
erwise the threshold exceeds the maximum operating
voltage of IN3–IN6.
GPI1–GPI4
The GPI1 –GPI4 programmable logic inputs control
power-supply sequencing (programmable outputs),
reset/interrupt signaling, and watchdog functions (see
the Configuring the Watchdog Timers (Registers
3Ch–3Fh) section). Configure GPI1–GPI4 for active-low
or active-high logic ( Table 5). GPI1–GPI4 internally pull
down to GND through a 10μA current sink.
______________________________________________________________________________________
15
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MAX6874ETJ 功能描述:监控电路 RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
MAX6874ETJ+ 功能描述:监控电路 EEPROM-Prog Hex Power-Sup Sequencer RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
MAX6874ETJ+T 功能描述:监控电路 EEPROM-Prog Hex Power-Sup Sequencer RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟(典型值):10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel
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MAX6874TCC+ 制造商:Maxim Integrated Products 功能描述: