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参数资料
型号： MAX6874ETJ
厂商： MAXIM INTEGRATED PRODUCTS INC
元件分类： 电源管理
英文描述： EEPROM-Programmable, Hex/Quad, Power-Supply Sequencers/Supervisors
中文描述： 6-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC32
封装： 7 X 7 MM, 0.80 MM HEIGHT, MO-220, TQFN-32
文件页数： 21/40页
文件大小： 337K
代理商： MAX6874ETJ
MAX6874/MAX6875
EEPROM-Programmable, Hex/Quad,
Power-Supply Sequencers/Supervisors
28
______________________________________________________________________________________
WRITE BYTE FORMAT
S
ADDRESS
7 bits
SEND BYTE FORMAT
RECEIVE BYTE FORMAT
WR
ACK
DATA
8 bits
ACK
P
ACK
P
Data Byte–presets the
internal address pointer.
Data Byte–reads data from
the register commanded by
the last read byte or write
byte transmission. Also
dependent on a send byte.
WRITE WORD FORMAT
S
ADDRESS
WR
ACK
COMMAND
DATA
P
7 bits
8 bits
Slave Address–
equivalent to chip-
select line of a 3-
wire interface.
Command Byte–
MSB of the
EEPROM
register being
written.
Data Byte–first byte is the LSB of
the EEPROM address. Second
byte is the actual data.
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
83h
8 bits
Slave Address–
equivalent to chip-
select line of a 3-
wire interface.
Command Byte–
prepares device
for block
operation.
Data Byte–data goes into the register set by the
command byte.
BLOCK READ FORMAT
S
ADDRESS
WR
ACK
COMMAND
ACK
SR
ADDRESS
WR
ACK
8 bits
BYTE
COUNT= 16
ACK
DATA BYTE
1
ACK
DATA BYTE
...
ACK
DATA BYTE
N
ACK
P
7 bits
84h
7 bits
10h
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.
Slave Address–
equivalent to chip-
select line of a 3-
wire interface.
Slave Address–
equivalent to chip-
select line of a 3-
wire interface.
S
ADDRESS
WR
ACK
COMMAND
ACK
DATA
ACK
P
7 bits
8 bits
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,
81h, or 82h, the data byte
presets the LSB of an EEPROM
address.
10
0
00
1
0
Figure 7. SMBus/I2C Protocols
相关PDF资料
PDF描述
MAX6876ETX EEPROM-Programmable, Quad, Power-Supply Tracker/Sequencer Circuit
MAX6884ETP EEPROM-Programmable, Hex, Power-Supply Supervisors with an ADC
MAX6884ETP-T EEPROM-Programmable, Hex, Power-Supply Supervisors with an ADC
MAX6885ETP EEPROM-Programmable, Hex, Power-Supply Supervisors with an ADC
MAX6887AETE Hex/Quad, Power-Supply Supervisory Circuits
相关代理商/技术参数
参数描述
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
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