STTS75DS2F STMicroelectronics, STTS75DS2F Datasheet - Page 26

• Manufacturer Part Number: STTS75DS2F
• Description: IC TEMP SENSOR DGTL WCHDG 8MSOP
• Manufacturer: STMicroelectronics

Specifications of STTS75DS2F

• Function: Temp Sensor, Watchdog
• Topology: ADC (Sigma Delta), Comparator, Register Bank
• Sensor Type: Internal
• Sensing Temperature: -55°C ~ 125°C
• Output Type: I²C™/SMBus™
• Output Alarm: Yes
• Output Fan: No
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Full Temp Accuracy: +/- 3 C
• Digital Output - Bus Interface: Serial (2-Wire, I2C)
• Digital Output - Number Of Bits: 12 bit
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• For Use With: 497-8844 - EVAL DAUGHTER STTS75 8-TSSOP497-8419 - BOARD ST72651AR6/STTS75/STLM20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6331-2

Functional description
3.6
26/41
WRITE mode
In this mode the master transmitter transmits to the STTS75 slave receiver. Bus protocol is
shown in
is placed on the bus and indicates to the addressed device that word address will follow and
is to be written to the on-chip address pointer.
These modes are shown in the WRITE mode typical timing diagrams (see
Figure
Figure 12. Typical pointer set followed by an immediate READ from the
Figure 13. Configuration register WRITE
Master
Master
Start
Start
by
Repeat
by
Master
Start
by
1
1
1
1
13, and
1
1
0
0
Figure
0
Address Byte
Address Byte
0
0
Address Byte
configuration register
0
1
1
Figure 14 on page
1
12. Following the START condition and slave address, a logic '0' (R/W = 0)
A2 A1 A0
A2 A1 A0
A2 A1 A0
W
STTS75
W
R/W
STTS75
ACK
STTS75
ACK
by
by
9
ACK
9
Doc ID 13298 Rev 11
by
9
0
1
0
1
D7 D6 D5 D4 D3 D2 D1 D0
1
27).
0
0
0
Pointer Byte
0
Pointer Byte
Data Byte
0
0
0
0
0
0
D1 D0
D1 D0
STTS75
STTS75
ACK
No ACK
STTS75
ACK
by
by
9
9
by
9
1
0
Master
0
Cond.
Stop
Configuration Byte
by
0
D4 D3 D2 D1 D0
Figure
STTS75
ACK
by
9
12, and
STTS75
AI12279b
AI12280b
Master
Cond.
Stop
by