參數(shù)資料
型號(hào)： LM90CIMMX
廠(chǎng)商： National Semiconductor Corporation
元件分類(lèi)： 溫度/濕度傳感器
英文描述： 3 Degree Celcious Accurate, Remote Diode and Local Digital Temperature Sensor with Two-Wire Interface
中文描述： 3度Celcious精確，遠(yuǎn)程二極管和本地?cái)?shù)字溫度傳感器兩線(xiàn)接口
文件頁(yè)數(shù)： 14/20頁(yè)
文件大?。?/td> 384K
代理商： LM90CIMMX
2.0 LM90 REGISTERS
(Continued)
Command Select Address
Read Address
<
P7:P0
>
hex
13h
Power On Default State
<
D7:D0
>
binary
Register
Name
Register Function
Write Address
<
P7:P0
>
hex
13h
<
D7:D0
>
decimal
0
0000 0000
RHSLB
Remote HIGH Setpoint Low
Byte
Remote LOW Setpoint Low
Byte
Remote T_CRIT Setpoint
Local T_CRIT Setpoint
T_CRIT Hysteresis
Manufacturers Test Registers
Remote Diode Temperature
Filter
Read Manufacturer’s ID
Read Stepping or Die Revision
Code
14h
14h
0000 0000
0
RLSLB
19h
20h
21h
19h
20h
21h
0101 0101
0101 0101
0000 1010
85
85
10
RCS
LCS
TH
B0h-BEh
BFh
B0h-BEh
BFh
0000 0000
0
RDTF
FEh
FFh
NA
NA
0000 0001
0010 0001
1
33
RMID
RDR
2.2 LOCAL and REMOTE TEMPERATURE REGISTERS (LT, RTHB, RTLB)
(Read Only Address 00h, 01h):
BIT
Value
D7
SIGN
D6
64
D5
32
D4
16
D3
8
D2
4
D1
2
D0
1
For LT and RTHB D7–D0: Temperature Data. LSB = 1C. Two’s complement format.
(Read Only Address 10h):
BIT
Value
D7
0.5
D6
0.25
D5
0.125
D4
0
D3
0
D2
0
D1
0
D0
0
For RTLB D7–D5: Temperature Data. LSB = 0.125C. Two’s complement format.
The maximum value available from the Local Temperature register is 127; the minimum value available from the Local
Temperature register is -128. The maximum value available from the Remote Temperature register is 127.875; the minimum value
available from the Remote Temperature registers is 128.875.
2.3 STATUS REGISTER (SR)
(Read Only Address 02h):
D7
Busy
D6
D5
D4
D3
D2
D1
D0
LHIGH
LLOW
RHIGH
RLOW
OPEN
RCRIT
LCRIT
Power up default is with all bits “0” (zero).
D0: LCRIT: When set to “1” indicates a Local Critical Temperature alarm.
D1: RCRIT: When set to “1” indicates a Remote Diode Critical Temperature alarm.
D2: OPEN: When set to “1” indicates a Remote Diode disconnect.
D3: RLOW: When set to “1” indicates a Remote Diode LOW Temperature alarm
D4: RHIGH: When set to “1” indicates a Remote Diode HIGH Temperature alarm.
D5: LLOW: When set to “1” indicates a Local LOW Temperature alarm.
D6: LHIGH: When set to “1” indicates a Local HIGH Temperature alarm.
D7: Busy: When set to “1” ADC is busy converting.
2.4 CONFIGURATION REGISTER
(Read Address 03h /Write Address 09h):
D7
D6
D5
0
D4
D3
0
D2
Local
T_CRIT_A
mask
D1
0
D0
ALERT mask
RUN/STOP
Remote
T_CRIT_A
mask
Fault Queue
Power up default is with all bits “0” (zero)
L
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14
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PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM90CIMMX/NOPB 功能描述:板上安裝溫度傳感器 RoHS:否 制造商:Omron Electronics 輸出類(lèi)型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線(xiàn)接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor
LM90EVAL 功能描述:溫度傳感器開(kāi)發(fā)工具 LM90 EVAL KIT RoHS:否 制造商:Texas Instruments 產(chǎn)品類(lèi)型:Temperature Sensors and Control ICs 工具用于評(píng)估:MSP430G2553 接口類(lèi)型:USB 工作電源電壓: 工作電源電流:
LM91 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:
LM91-1001 制造商:FLOWLINE 功能描述:Single Indicator, Non-Windowed, 1/8 DIN, PC
LM91-2001 制造商:FLOWLINE 功能描述:Two Indicator, Non-Windowed, 1/8 DIN, PC
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