STDS75M2E STMicroelectronics, STDS75M2E Datasheet - Page 31

• Manufacturer Part Number: STDS75M2E
• Description: IC TEMP SENSOR DIGITAL SO-8
• Manufacturer: STMicroelectronics

Specifications of STDS75M2E

• 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-SOIC (3.9mm Width)
• 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
• Ic Output Type: Digital
• Sensing Accuracy Range: ± 0.5°C
• Temperature Sensing Range: -55°C To +125°C
• Supply Current: 125µA
• Supply Voltage Range: 2.7V To 5.5V
• Sensor Case Style: SOIC
• No. Of Pins: 8
• Rohs Compliant: Yes
• For Use With: 497-6238 - BOARD STLM75/STDS75/ST72F651
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

STDS75
Figure 16. Bus timing requirements sequence
Table 14.
1. Valid for ambient operating temperature: T
2. Devices are tested at maximum clock frequency of 400 kHz.
3. Transmitter must internally provide a hold time to bridge the undefined region (300 ns max) of the falling
t
HD:DAT
t
t
t
t
SU:STO
HD:STA
SU:DAT
SU:STA
t
Sym
t
t
edge of SCL.
f
HIGH
LOW
BUF
SCL
t
t
R
SDA
SCL
F
(3)
tBUF
SCL clock frequency
Time the bus must be free before a new transmission can start
SDA and SCL fall time
Data hold time
START condition hold time (after this period the first clock pulse is
generated)
Clock high period
Clock low period
SDA and SCL rise time
Data setup time
START condition setup time (only relevant for a repeated start
condition)
STOP condition setup time
AC characteristics
P
S
tHD:STA
tR
Doc ID 13297 Rev 8
Parameter
tLOW
tHIGH
A
tF
= –55 to 125 °C; V
(1)(2)
tHD:DAT
tSU:DAT
DD
= 2.7 V to 5.5 V (except where noted).
SR
tSU:STA
DC and AC parameters
tHD:STA
Min
600
600
100
600
600
1.3
1.3
0
0
P
Max Unit
400
300
300
tSU:STO
AI00589
31/39
kHz
ns
µs
µs
ns
ns
µs
ns
ns
ns
ns