MAX16031ETM+ Maxim Integrated Products, MAX16031ETM+ Datasheet - Page 33

• Manufacturer Part Number: MAX16031ETM+
• Description: IC SYSTEM MON EEPROM 48-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Multi-Voltage Supervisorr

Specifications of MAX16031ETM+

• Number Of Voltages Monitored: 8
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: Adjustable/Selectable
• Voltage - Threshold: 8 Selectable Threshold Combinations
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFN Exposed Pad
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Supply Voltage (max): 14 V
• Supply Voltage (min): 2.9 V
• Supply Current (typ): 3000 uA
• Maximum Power Dissipation: 2222.2 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 5. Communication Formats
Send Byte Format
Write Byte Format
Read Byte Format
Block Write Format
Block Read Format
S = START Condition
P = STOP Condition
Sr = Repeated START Condition
D.C. = Don’t Care
S
S
S
S
S
Slave Address: Address
of the slave on the serial
interface bus.
Slave Address: Address
of the slave on the serial
interface bus.
Slave Address: Address
of the slave on the serial
interface bus.
Slave Address: Address
of the slave on the
serial interface bus.
Slave Address: Address
of the slave on the
serial interface bus.
ADDRESS
ADDRESS
ADDRESS
ADDRESS
ADDRESS
SLAVE
7 bits
7 bits
7 bits
7 bits
7 bits
R/W ACK
R/W ACK
R/W ACK
WR ACK
WR
0
0
0
0
0
______________________________________________________________________________________
ACK
ACK = Acknowledge, SDA pulled low during rising edge of SCL.
NACK = Not acknowledge, SDA left high during rising edge of SCL.
All data is clocked in/out of the device on rising edges of SCL.
Data Byte: Presets the internal
address pointer or represents
a command.
Command Byte:
Sets the internal
address pointer.
Command Byte:
Sets the internal
address pointer.
Command Byte:
FAh
Command Byte:
FBh
COMMAND
COMMAND
COMMAND
COMMAND
COMMAND
8 bits
8 bits
8 bits
8 bits
8 bits
ACK
ACK
ACK
ACK
ACK
EEPROM-Based System Monitors
Data Byte: Data is written to
the locations set by the
internal address pointer.
SR
SR
COUNT = N
P
8 bits
8 bits
BYTE
DATA
Slave Address: Address
of the slave on the
serial interface bus.
with Nonvolatile Fault Memory
ADDRESS
ADDRESS
SLAVE
7 bits
7 bits
ACK
ACK
Data Byte: Data is written to the locations
set by the internal address pointer.
R/W
DATA BYTE 1 ACK
WR
P
1
1
Receive Byte Format
8 bits
S
ACK
ACK
Slave Address: Address
of the slave on the serial
interface bus.
Data Byte: Data is written to
the locations set by the
internal address pointer.
ADDRESS
Data Byte: Data is read from the locations
set by the internal address pointer.
7 bits
COUNT = N
DATA BYTE
8 bits
8 bits
BYTE
SMBALERT#
DATA BYTE … ACK
S
R/W ACK
= SDA transitions from high to low during period of SCL.
= SDA transitions from low to high during period of SCL.
8 bits
1
Alert Response Address:
Only the device that
interrupted the master
responds to this address.
NACK P
ACK
ADDRESS
0001100
DATA BYTE N ACK
Data Byte: Data is read from
the location pointed to by the
internal address pointer.
8 bits
DATA
8 bits
D.C.
R/W ACK
DATA BYTE N ACK
8 bits
NACK P
Slave Address: Slave places
its own address on the
serial bus.
DATA BYTE …
DATA
8 bits
8 bits
P
NACK P
ACK DATA BYTE N
8 bits
Slave to master
Master to slave
NACK
P
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