参数资料
型号: MAX6871ETJ+
厂商: Maxim Integrated Products
文件页数: 37/51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: 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: 管件
EEPROM-Programmable Hex/Quad
Power-Supply Sequencers/Supervisors with ADC
SEND BYTE FORMAT
WRITE WORD FORMAT
S
ADDRESS
WR
ACK
DATA
ACK
P
S
ADDRESS
WR
ACK
COMMAND
ACK
DATA
ACK
DATA
ACK
P
7 bits
0
8 bits
7 bits
0
8 bits
8 bits
8 bits
Slave Address –
equivalent to chip-
select line of a 3-
wire interface.
Data Byte – presets the
internal address pointer.
Slave Address –
equivalent to chip-
select line of a 3-
wire interface.
Command Byte –
MSB of the
EEPROM
register being
Data Byte – first byte is the LSB of
the EEPROM address. Second
byte is the actual data.
written.
RECEIVE BYTE FORMAT
WRITE BYTE FORMAT
S
ADDRESS
WR
ACK
DATA
ACK
P
S
ADDRESS
WR
ACK
COMMAND
ACK
DATA
ACK
P
7 bits
1
8 bits
7 bits
0
8 bits
8 bits
Slave Address –
equivalent to chip-
select line of a 3-
wire interface.
Data Byte – reads data from
the register commanded by
the last read byte or write
byte transmission. Also
Slave Address –
equivalent to chip-
select line of a 3-
wire interface.
Command Byte –
selects register
being written.
Data Byte – data goes into the
register set by the command
byte if the command is below
50h. If the command is 80h,
dependent on a send byte.
81h, or 82h, the data byte
presets the LSB of an EEPROM
address.
BLOCK WRITE FORMAT
S
ADDRESS
WR
ACK
COMMAND ACK
BYTE
COUNT= N
ACK
DATA BYTE
1
ACK
DATA BYTE
...
ACK
DATA BYTE
N
ACK
P
7 bits
0
8 bits
8 bits
8 bits
8 bits
8 bits
Slave Address –
equivalent to chip-
select line of a 3-
wire interface.
BLOCK READ FORMAT
Command Byte –
prepares device
for block
operation.
Data Byte – data goes into the register set by the
command byte.
S
ADDRESS
WR
ACK
COMMAND
ACK
SR
ADDRESS
WR
ACK
BYTE
COUNT= 16
ACK
DATA BYTE
1
ACK
DATA BYTE
...
ACK
DATA BYTE
N
ACK
P
7 bits
0
8 bits
7 bits
1
10h
8 bits
8 bits
8 bits
Slave Address –
equivalent to chip-
select line of a 3-
wire interface.
Command Byte –
prepares device
for block
operation.
Slave Address –
equivalent to chip-
select line of a 3-
wire interface.
Data Byte – data goes into the register set by the
command byte.
S = Start condition.
P = Stop condition.
Shaded = Slave transmission.
SR = Repeated start condition.
Figure 7. SMBus/I 2 C Protocols
______________________________________________________________________________________
37
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MAX6871ETJ+ 功能描述:监控电路 EEPROM-Prog Quad 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
MAX6871ETJ+T 功能描述:监控电路 EEPROM-Prog Quad 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
MAX6871ETJ-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
MAX6872ETJ 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
MAX6872ETJ+ 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