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G767 Datasheet PDF

GMT G767

The G767 is a precise digital thermometer that reports the temperature of both a remote sensor and its own package. The remote sensor is a diode-connected transistor typically a low-cost, easily mounted 2N3904 NPN type-that replace conventional thermistors or thermocouples. The remote channel can also measure the die temperature of other ICs, such as microprocessors, that contain an on-chip, diode-connected transistor.
Part No. G767
Datasheet G767 Download
Manufacturer
GMT
Description Remote/Local Temperature Sensor
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G767 datasheet page 1 preview

FEATURES

„ Two Channels: Measures Both Remote and Local Temperatures „ No Calibration Required „ SMBus 2-Wire Serial Interface „ Programmable Under/Overtemperature Alarms „ Supports SMBus Alert Response „ Accuracy: ±2°C (+60°C to + 100°C, local) ±3°C (-40°C to +125°C, local) ±3°C (+60°C to +100°C, remote) „ 3µA (typ) Standby Supply Current „ 70µA (max) Supply Current in Auto- Convert Mode „ +3V to +5.5V Supply Range „ Small, 16-Pin SSOP Package

APPLICATIONS

Desktop and Notebook Computers Smart Battery Packs LAN Servers Industrial Controls Central Office Telecom Equipment Test and Measurement Multi-Chip Modules Pin Configuration

GENERAL DESCRIPTION

Remote accuracy is ±3°C for multiple transistor manufacturers, with no calibration needed. The 2-wire serial interface accepts standard System Management Bus (SMBusTM) Write Byte, Read Byte, Send Byte, and Receive Byte commands to program the alarm thresholds and to read temperature data. The data format is 7 bits plus sign, with each bit corresponding to 1°C, in two’s-complement format.
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