lm73cimkx-1 National Semiconductor Corporation, lm73cimkx-1 Datasheet - Page 3

• Manufacturer Part Number: lm73cimkx-1
• Description: 2.7v, Sot-23, 11-to-14 Bit Digital Temperature Sensor With 2-wire Interface
• Manufacturer: National Semiconductor Corporation

Ordering Information
Note 1: Available in RoHS-compliant packages. More details at www.national.com.
Pin Descriptions
SMBDAT
SMBCLK
LM73CIMK-0
LM73CIMKX-0
LM73CIMK-1
LM73CIMKX-1
ALERT
ADDR
Label
GND
V
Part Number
DD
Pin #
1
2
3
4
5
6
Package
Marking
T730
T730
T731
T731
Logic Input, three
levels
Ground
Power
CMOS Logic
Input
Open-Drain
Output
Open-Drain
Input/Output
Type
(Thin SOT23-6)
(Thin SOT23-6)
(Thin SOT23-6)
(Thin SOT23-6)
NS Package
Number
MK06A
MK06A
MK06A
MK06A
Equivalent Circuit
Tape and Reel
Tape and Reel
Tape and Reel
Tape and Reel
1000 Units on
3000 Units on
1000 Units on
3000 Units on
3
Transport
Media
Address Pin
Ground
Ground
Ground
Ground
Float
Float
Float
Float
V
V
V
V
DD
DD
DD
DD
SMBus Device Address
Address Select Input: One of three
device addresses is selected by
connecting to ground, left floating, or
connecting to V
Ground
Supply Voltage
Serial Clock: SMBus clock signal.
Operates up to 400 kHz. Low-pass
filtered.
Digital output which goes active
whenever the measured temperature
exceeds a programmable
temperature limit.
Serial Data: SMBus bi-directional
data signal used to transfer serial
data synchronous to the SMBCLK.
Low-pass filtered.
Function
Device Address
DD
.
1001 000
1001 001
1001 010
1001 000
1001 001
1001 010
1001 100
1001 101
1001 110
1001 100
1001 101
1001 110
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