STTS751 Datasheet, PDF (1/36 Pages) STMicroelectronics – 2.25 V low-voltage local digital temperature sensor

STTS751
2.25 V low-voltage local digital temperature sensor
Features
■ Operating voltage 2.25 V to 3.6 V
■ Operating temperature –40 °C to +125 °C
■ Programmable
– 10 different conversion rates
0.0625 to 32 conversions/sec.
1 conversion/sec. - default
– 4 different resolutions
9-bit (0.5 °C/LSB) to12-bit (0.0625 °C/LSB)
10-bit (0.25 °C/LSB) - default
■ Low supply current
– 50 µA (typ) for 8 conversions/sec.
– 20 µA (typ) for 1 conversion/sec.
– 3 µA (typ) standby
■ Accuracy
– ±1.0 °C (typ) 0 °C to +85 °C
– ±2.0 °C (typ) –40 °C to +125 °C
■ One-shot mode for power saving
■ Fast conversion time 21 ms (typ) 10-bit
■ Pull-up resistor value allows single pin to select
one of four slave addresses
■ Supports 400 kHz serial clock
UDFN-6L
SOT23-6L
■ SMBus 2.0 compatible
– SMBus ALERT (ARA) support
– SMBus timeout
■ RoHS/green
Applications
■ Solid state drives
■ Portable electronics
■ Notebook computers
■ Smart batteries
■ Servers
■ Telecom
Table 1. Device summary
Order code Pull-up resistor value
STTS751-0DP3F
STTS751-0WB3F
STTS751-1DP3F
STTS751-1WB3F
7.5 K ±5%
12 K ±5%
20 K ±5%
33 K ±5%
7.5 K ±5%
12 K ±5%
20 K ±5%
33 K ±5%
SMBus address
1001 000 b
1001 001 b
0111 000 b
0111 001 b
1001 010 b
1001 011 b
0111 010 b
0111 011 b
Comments
Address selection via resistor pull-up
on Addr/Therm pin
Address selection via resistor pull-up
on Addr/Therm pin
July 2010
Doc ID 16483 Rev 5
1/36
www.st.com
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