LM95214CISD National Semiconductor, LM95214CISD Datasheet - Page 22

• Manufacturer Part Number: LM95214CISD
• Description: SENSOR, TEMP, 4-DIODE, 2-WIRE I/F
• Manufacturer: National Semiconductor

Specifications of LM95214CISD

• Ic Output Type: Current
• Sensing Accuracy Range: ± 1°C
• Supply Current: 0.57mA
• Supply Voltage Range: 3V To 3.6V
• Resolution (bits): 11bit
• Sensor Case Style: LLP
• No. Of Pins: 14
• Svhc: No SVHC
• Temperature Sensing Range: -40°C To +140°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Register Name
Configuration
Register Name
Conversion Rate
2.3 CONFIGURATION REGISTERS
2.3.1 Main Configuration Register
2.3.2 Conversion Rate Register
Bit(s)
7
6
5
4
3
2
1
0
Bit(s)
7
6
5–2
1
0
Bit Name
SIGN
32
16
8
4
2
1
1/2
Bit Name
–
STBY
–
R4QE
R3QE
Read/
Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Read/
Write
RO
R/W
RO
R/W
R/W
Command
Command
(Hex)
(Hex)
Byte
0x03
Byte
0x04
Description
Sign bit
bit weight 32°C
bit weight 16°C
bit weight 8°C
bit weight 4°C
bit weight 2°C
bit weight 1°C
bit weight 1/2°C (0.5°C)
Description
Reserved will report "0" when read.
Software Standby
1 – standby (when in this mode one conversion sequence can be initiated by writing
to the one-shot register)
0 – active/converting
Reserved – will report "0" when read.
Fault queue enable for Remote 4
1– Fault queue enabled
0– Fault queue disabled
Fault queue enable for Remote 3
1– Fault queue enabled
0– Fault queue disabled
Read/
Read/
Write
Write
R/W
R/W
D7
D7
–
–
22
STBY
D6
D6
–
D5
D5
–
–
D4
D4
–
–
All registers have 2’s complement format.
The offset range for each remote is
+63.5°C/−64°C. The value programmed
in this register is directly added to the
actual reading of the ADC and the
modified number is reported in the remote
value registers.
D3
D3
–
–
D2
D2
–
–
R4QE R3QE
CR1
D1
D1
CR0
D0
D0
Default
Default
(Hex)
(Hex)
POR
0x03
POR
0x02