参数资料
型号: MAX6873ETJ+T
厂商: Maxim Integrated Products
文件页数: 35/48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
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
83h
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
84h
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
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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
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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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