tcn75 Microchip Technology Inc., tcn75 Datasheet - Page 10

• Manufacturer Part Number: tcn75
• Description: 2-wire Serial Temperature Sensor And Thermal Monitor
• Manufacturer: Microchip Technology Inc.

TCN75
5.0
TABLE 5-1:
TABLE 5-2:
D0: Shutdown:
D1: CMPTR/INT:
D2: INT/CMPTR POLARITY:
DS21490C-page 10
D[7] D[6]
[7]
D
Must Be Set
D1
0
0
1
1
Register Selection Via the Pointer Register
To Zero
[6]
D
REGISTER SET AND
PROGRAMMER’S MODEL
Must Be Set To Zero
D0
0
1
0
1
[5]
D
D[5]
0 = Normal Operation
1 = Shutdown Mode
0 = Comparator Mode
1 = Interrupt Mode
0 = Active Low
1 = Active High
[4]
REGISTER (POINT), 8 BITS,
WRITE ONLY
CONFIGURATION REGISTER
(CONFIG), 8 BITS, READ/
WRITE
D
Queue
Fault
D[4]
[3]
D
Register Selection
CMPTR,
D[3]
Polarity
CONFIG
INT/
[2]
TEMP
T
D
T
HYST
SET
D[2] D[1]
P/INT
COM
[1]
D
Pointer
Shut-
down
D[0]
[0]
D
D3 – D4: Fault Queue: Number of sequential
temperature-to-digital conversions with the same result
before the INT/CMPTR output is updated:
D4
0
0
1
1
D3
0
1
0
1
Number of Conversions
1 (Power-up default)
© 2006 Microchip Technology Inc.
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