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G751-1P1 Datasheet(PDF) 2 Page - Global Mixed-mode Technology Inc

Part No. G751-1P1
Description  Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface
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Maker  GMT [Global Mixed-mode Technology Inc]
Homepage  http://www.gmt.com.tw
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G751-1P1 Datasheet(HTML) 2 Page - Global Mixed-mode Technology Inc

 
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Ver: 2.4
Nov 26, 2002
TEL: 886-3-5788833
http://www.gmt.com.tw
2
G751
Global Mixed-mode Technology Inc.
Absolute Maximum Ratings.
Supply Voltage………….…………………-0.3V to 6.5V
Voltage at any Pin……………….…-0.3V to +Vs +0.3V
Input Current at any Pin…………………………….5mA
Package Input Current…………………………….20mA
O.S. Output Sink Current………………………….10mA
O.S. Output Voltage…………………….…………..6.5V
Storage Temperature…………………-65°C to +150°C
Soldering Information, Lead Temperature
SOP Package
Vapor Phase (60 seconds)……………………….215°C
Infrared (15 seconds)……………………………..220°C
ESD Susceptibility
Human Body Model……………………………….2000V
Machine Model……………………………………...200V
Operating Ratings
Specified Temperature Range…………….TMIN to TMAX
-55°C to +125°C
Supply Voltage Range (+Vs)…………..+3.0V to +5.5V
Temperature-to-Digital Converter Characteristics
Unless otherwise noted, these specifications apply for +Vs=+3.3v Vdc. Boldface limits apply for TA=TJ=TMIN to
TMAX; all other limits TA=TJ= +25°C, unless otherwise noted.
PARAMETER
CONDITIONS
TYPICAL
LIMITS
UNITS
Accuracy
TA=-25°C to +100°C
TA=-55°C to +125°C
±2.0
±3.0
°C (max)
Resolution
9
Bits
Temperature Conversion Time
100
Ms
Quiescent Current
SMBus Inactive
SMBus Active
Shutdown Mode
0.25
1
1.0
Ma
mA (max)
µA
O.S. Output Saturation Voltage
IOUT = 4.0mA
0.8
V (max)
O.S. Delay
1
6
Conversions (min)
Conversions (max)
TOS Default Temperature G751-1/G751-2
50/80
°C
THYST Default Temperature G751-1/G751-2
45/75
°C
Block Diagram
Silicon
Bandgap
Temperature
Sensor
Configuration
Register
Pointer
Register
T
HYST Set Point
Register
Temperature
Threshold
Set Point
Comparator
Reset
T
OS Set Point
Register
Two-Wire Interface
9-Bit Delta-Sigma
Analog-to-Digital
Converter
4
1
2
3
O.S.
7
6
5
A0
A1
A2
8 +VS 3.0V - 5.5V
SMBDATA
SMBCLK
Silicon
Bandgap
Temperature
Sensor
Configuration
Register
Pointer
Register
T
HYST Set Point
Register
Temperature
Threshold
Set Point
Comparator
Reset
T
OS Set Point
Register
Two-Wire Interface
9-Bit Delta-Sigma
Analog-to-Digital
Converter
4
1
2
3
O.S.
7
6
5
A0
A1
A2
8 +VS 3.0V - 5.5V
SMBDATA
SMBCLK


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