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LM73 Datasheet(PDF) 3 Page - Texas Instruments

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Part # LM73
Description  LM73 2.7V, SOT, 11-to-14 Bit Digital Temperature Sensor with 2-Wire Interface
PDF  26 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM73 Datasheet(HTML) 3 Page - Texas Instruments

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background image
Snap
Back
GND
D1
PIN
Snap
Back
GND
D1
PIN
VDD
125
D2
D3
Snap
Back
GND
D1
PIN
Snap
Back
GND
D1
PIN
VDD
2.5k
D2
D3
ADDR
SMBCLK
LM73
1
2
3
4
5
GND
SMBDAT
VDD
6
ALERT
LM73
www.ti.com
SNIS141D – OCTOBER 2005 – REVISED MAY 2009
Connection Diagram
Figure 1. SOT-6 (TOP VIEW)
PIN DESCRIPTIONS
Label
Pin #
Type
Equivalent Circuit
Function
ADDR
1
CMOS Logic
Address Select Input: One of three device
Input
addresses is selected by connecting to ground,
(three levels)
left floating, or connecting to VDD.
GND
2
Ground
Ground
VDD
3
Power
Supply Voltage
SMBCLK
4
CMOS Logic
Serial Clock: SMBus clock signal. Operates up
Input
to 400 kHz. Low-pass filtered.
ALERT
5
Open-Drain
Digital output which goes active whenever the
Output
measured temperature exceeds a
programmable temperature limit.
SMBDAT
6
Open-Drain
Serial Data: SMBus bi-directional data signal
Input/Output
used to transfer serial data synchronous to the
SMBCLK. Low-pass filtered.
Copyright © 2005–2009, Texas Instruments Incorporated
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