参数资料
型号: MAX6884ETP+
厂商: Maxim Integrated Products
文件页数: 5/34页
文件大小: 0K
描述: IC SUPERVISOR PWR SPL 20-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
类型: 多压监控器
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: 6 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: 20-WQFN 裸露焊盘
供应商设备封装: 20-TQFN-EP(5x5)
包装: 管件
EEPROM-Programmable, Hex
Power-Supply Supervisory Circuits
TIMING CHARACTERISTICS
(V IN1 –V IN4 or V CC = 2.7V to 5.8V, AUXIN = WDI = GND, MARGIN = MR = DBP, T A = -40°C to +85°C, unless otherwise noted. Typical
values are at T IN1 = +25°C.) (Notes 1, 2, 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
TIMING CHARACTERISTICS (Figure 6)
Serial Clock Frequency
Clock Low Period
Clock High Period
Bus Free Time
START Setup Time
START Hold Time
STOP Setup Time
Data In Setup Time
f SCL
t LOW
t HIGH
t BUF
t SU:STA
t HD:STA
t SU:STO
t SU:DAT
1.3
0.6
1.3
0.6
0.6
0.6
100
400
kHz
μs
μs
μs
μs
μs
μs
ns
Data In Hold Time
Receive SCL/SDA Minimum Rise
Time
Receive SCL/SDA Maximum Rise
Time
Receive SCL/SDA Minimum Fall
Time
Receive SCL/SDA Maximum Fall
Time
t HD:DAT
t R
t R
t F
t F
(Note 7)
(Note 7)
(Note 7)
(Note 7)
30
20 +
0.1 x C BUS
300
20 +
0.1 x C BUS
300
900
ns
ns
ns
ns
ns
Transmit SDA Fall Time
Pulse Width of Spike Suppressed
EEPROM Byte Write Cycle Time
t F
t SP
t WR
C BUS = 400pF (Note 5)
(Note 8)
(Note 9)
20 +
0.1 x C BUS
50
300
11
ns
ns
ms
Note 1:
Note 2:
Note 3:
Note 4:
Note 5:
Note 6:
Note 7:
100% production tested at T A = +25°C and T A = +85°C. Specifications at T A = -40°C are guaranteed by design.
Device may be supplied from IN1–IN4 or V CC .
The internal supply voltage, measured at V CC , equals the maximum of IN1–IN4.
V IN_ > 0.3 x ADC range.
Does not include the inaccuracy of the 1.25V input reference voltage (MAX6884 only).
DNL is implicitly guaranteed by design in a Σ? converter.
C BUS = total capacitance of one bus line in picofarads. Rise and fall times are measured between 0.1 x V BUS and 0.9 x
V BUS .
Note 8: Input filters on SDA, SCL, and A0 suppress noise spikes <50ns.
Note 9: An additional cycle is required when writing to configuration memory for the first time.
_______________________________________________________________________________________
5
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MAX6884ETP+ 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
MAX6884ETP+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
MAX6884ETP-T 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
MAX6884EVCMOD2 功能描述:监控电路 Programmers, Development Systems 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
MAX6884EVKIT 功能描述:监控电路 Programmers, Development Systems 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