LM95214CISD National Semiconductor, LM95214CISD Datasheet - Page 24

• 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
1-Shot
Register Name
Common Status Register
2.3.5 1-Shot
2.4 STATUS REGISTERS
2.4.1 Common Status Register
Bit(s)
7–4
3–2
1–0
Bit(s) Bit Name
7–0
Bit(s)
7
6
5–4
3
2
-
Bit Name
–
R2F[1:0]
R1F[1:0]
Bit Name
BUSY
NR
–
SR4F
SR3F
Read/
Write
RO
R/W
R/W
Read/
Write
RO
RO
RO
RO
RO
Command
Command
(Hex)
(Hex)
Byte
0x0F
Byte
0x02
Description
Reserved – will report "0" when read.
Remote Channel 2 Filter Enable Bits
Remote Channel 1 Filter Enable
Description
Busy bit (device converting)
Not Ready bit (30 ms), indicates power up initialization sequence is in progress
Reserved – will report "0" when read.
Status Register 4 Flag:
1 – indicates that Status Register 4 has at least one bit set
0 – indicates that all of Status Register 4 bits are cleared
Status Register 3 Flag:
1 – indicates that Status Register 3 has at least one bit set
0 – indicates that all of Status Register 3 bits are cleared
Read/
Write
WO
Read/
Read/
Write
Write
WO
RO
Description
Writing to this register activates one conversion for all the enabled channels
if the chip is in standby mode (i.e. standby bit = 1). The actual data written
does not matter and is not stored.
BUSY
D7
D7
R2F[1:0]
R1F[1:0]
–
24
00
01
10
11
00
01
10
11
NR
D6
D6
–
D5
D5
–
–
D4
D4
–
–
Digital Filter State
disable all digital filtering
enable basic filter
reserved (do not use)
enable enhanced filter
Filter State
disable all digital filtering
enable basic filter
reserved (do not use)
enable enhanced filter
SR4F SR3F
D3
D3
–
D2
D2
–
SR2F SR1F
D1
D1
–
D0
D0
–
Default
Default
(Hex)
(Hex)
POR
POR
0x00
–