参数资料
型号: MAX6874ETJ+
厂商: Maxim Integrated Products
文件页数: 5/40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: 43
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: 管件
EEPROM-Programmable, Hex/Quad,
Power-Supply Sequencers/Supervisors
TIMING CHARACTERISTICS
(IN1 = GND, V IN2 –V IN6 = +2.7V to +5.5V, GPI_ = GND, MARGIN = MR = DBP, T A = -40°C to +85°C, unless otherwise noted. Typical
values are at T A = +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
TIMING CHARACTERISTICS (Figure 2)
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
t HD:DAT
0
900
ns
20 +
Receive SCL/SDA Minimum Rise Time
t R
(Note 4)
0.1 x
ns
C BUS
Receive SCL/SDA Maximum Rise Time
t R
(Note 4)
300
ns
20 +
Receive SCL/SDA Minimum Fall Time
t F
(Note 4)
0.1 x
ns
C BUS
Receive SCL/SDA Maximum Fall Time
t F
(Note 4)
300
ns
20 +
Transmit SDA Fall Time
t F
C BUS = 400pF
0.1 x
300
ns
C BUS
Pulse Width of Spike Suppressed
EEPROM Byte Write Cycle Time
t SP
t WR
(Note 5)
(Note 6)
50
11
ns
ms
Note 1: Specifications guaranteed for the stated global conditions. The device also meets the parameters specified when 0 < V IN1
< +6.5V, and at least one of V IN3 –V IN6 is between +2.7V and +5.5V, while the remaining V IN3 –V IN6 are between 0 and
+5.5V.
Note 2: Device may be supplied from any one of IN_, except IN2 and IN6.
Note 3: The internal supply voltage, measured at ABP, equals the maximum of IN3–IN5 if V IN1 = 0, or equals +5.4V if V IN1 > +6.5V.
For +4V < V IN1 < +6.5V and V IN3 –V IN5 > +2.7V, the input that powers the device cannot be determined.
Note 4: C BUS = total capacitance of one bus line in pF. Rise and fall times are measured between 0.1 x V BUS and 0.9 x V BUS .
Note 5: Input filters on SDA, SCL, A0, and A1 suppress noise spikes < 50ns.
Note 6: An additional cycle is required when writing to configuration memory for the first time.
_______________________________________________________________________________________
5
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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
MAX6874ETJ-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
MAX6874TCC+ 制造商:Maxim Integrated Products 功能描述:
MAX6875ETJ 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