參數(shù)資料
型號(hào)： TMP431BDGKT
廠商： TEXAS INSTRUMENTS INC
元件分類： 模擬信號(hào)調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PDSO8
封裝： GREEN, PLASTIC, MSOP-8
文件頁(yè)數(shù)： 13/40頁(yè)
文件大?。?/td> 790K
代理商： TMP431BDGKT
SBOS441C
– SEPTEMBER 2009 – REVISED FEBRUARY 2011
Configuration Register 2
The
LEN
bit
enables
the
local
temperature
measurement channel. If LEN = '1', the local channel
Configuration Register 2 (pointer address 1Ah for the
is enabled; if LEN = '0', the local channel is disabled.
TMP431 and 3Fh for the TMP432) controls which
temperature measurement channels are enabled and
The
REN
bit
enables
external
temperature
whether the external channels have the resistance
measurement channel 1 (connected to pins 2 and 3.)
correction feature enabled or not.
If REN = '1', the external channel is enabled; if REN =
'0', the external channel is disabled.
The RC bit enables the resistance correction feature
for the external temperature channels. If RC = '1',
For the TMP432 only, the REN2 bit enables the
series resistance correction is enabled; if RC = '0',
second external measurement channel (connected to
resistance
correction
is
disabled.
Resistance
pins 4 and 5). If REN2 = '1', the second external
correction should be enabled for most applications.
channel is enabled; if REN2 = '0', the second external
However, disabling the resistance correction may
channel is disabled.
yield slightly improved temperature measurement
The temperature measurement sequence is local
noise performance, and reduce conversion time by
channel, external channel 1, external channel 2,
about 50%, which could lower power consumption
shutdown, and delay (to set conversion rate, if
when conversion rates of two per second or less are
necessary). The sequence starts over with the local
selected.
channel. If any of the channels are disabled, they are
skipped in the sequence. Table 8 summarizes the
bits of Configuration Register 2.
Table 8. Configuration Register 2 Bit Descriptions
CONFIGURATION REGISTER 2
(Read/Write = 1A for TMP431 3F for TMP432; POR = 1Ch for TMP431; 3Ch for TMP432)
BIT
NAME
FUNCTION
POWER-ON RESET VALUE
7, 6
Reserved
—
0
0 = External channel 2 disabled
1 (TMP432)
5
REN2
1 = External channel 2 enabled
0 (TMP431)
0 = External channel 1 disabled
4
REN
1
1 = External channel 1 enabled
0 = Local channel disabled
3
LEN
1
1 = Local channel enabled
0 = Resistance correction
disabled
2
RC
1
1 = Resistance correction
enabled
1, 0
Reserved
—
0
20
2009–2011, Texas Instruments Incorporated
Product Folder Link(s): TMP431 TMP432
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TMP431CDGKR 功能描述:板上安裝溫度傳感器 +/-1C Remote and Local Temp Sensor RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口: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
TMP431CDGKT 功能描述:板上安裝溫度傳感器 +/-1C Remote and Local Temp Sensor RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口: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
TMP431DDGKR 功能描述:板上安裝溫度傳感器 +/-1C Remote and Local Temp Sensor RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口: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
TMP431DDGKT 功能描述:板上安裝溫度傳感器 +/-1C Remote and Local Temp Sensor RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口: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
TMP432ADGSR 功能描述:板上安裝溫度傳感器 Remote & Local Temp Sensor RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口: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
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