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參數資料
| 型號： | TMP431BDGKT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 模擬信號調理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO8 |
| 封裝： | GREEN, PLASTIC, MSOP-8 |
| 文件頁數： | 11/40頁 |
| 文件大小： | 790K |
| 代理商： | TMP431BDGKT |
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SBOS441C
– SEPTEMBER 2009 – REVISED FEBRUARY 2011
Configuration Register 1
The AL/TH bit (bit 5) controls whether the ALERT pin
functions in ALERT mode or THERM2 mode. If
The Configuration Register 1 sets the temperature
AL/TH = 0, the ALERT pin operates as an interrupt
range, controls shutdown mode, and determines how
pin. In this mode, the ALERT pin goes low after the
the ALERT/THERM2 pin functions. The Configuration
set number of consecutive out-of-limit temperature
Register is set by writing to pointer address 09h and
measurements occur.
read by reading from pointer address 03h.
If AL/TH = 1, the ALERT/THERM2 pin implements a
The MASK bit (bit 7) enables or disables the ALERT
THERM function (THERM2). In this mode, THERM2
pin output if ALERT/THERM = 0. If ALERT/THERM =
functions similar to the THERM pin except that the
1 then the MASK bit has no effect. If MASK is set to
local high limit and remote high limit registers are
‘0’, the ALERT pin goes low when one of the
used for the thresholds. THERM2 goes low when
temperature measurement channels exceeds its high
either RHIGH or LHIGH is set.
or low limits for the chosen number of consecutive
conversions. If the MASK bit is set to
‘1’, the
The temperature range is set by configuring bit 2 of
TMP431/32 retain the ALERT pin status, but the
the Configuration Register 1. Setting this bit low
ALERT pin does not go low.
configures
the
TMP431/32
for
the
standard
measurement range (0
°C to +127°C); temperature
The shutdown (SD) bit (bit 6) enables or disables the
conversions will be stored in the standard binary
temperature measurement circuitry. lf SD = 0, the
format. Setting bit 2 high configures the TMP431/32
TMP431/32 convert continuously at the rate set in the
for the extended measurement range (
–55°C to
conversion rate register. When SD is set to '1', the
+150
°C); temperature conversions are stored in the
TMP431/32 immediately stop converting and enter a
extended binary format (see Table 1).
shutdown mode. When SD is set to '0' again, the
TMP431/32 resume continuous conversions. A single
The remaining bits of the Configuration Register 1 are
conversion can be started when SD = 1 by writing to
reserved and must always be set to
‘0’. The power-on
the One-Shot Register.
reset
value
for
this
register
is
00h.
summarizes the bits of the Configuration Register 1.
Table 7. Configuration Register 1 Bit Descriptions
CONFIGURATION REGISTER 1
(Read = 03h, Write = 09h, POR = 00h)
BIT
NAME
FUNCTION
POWER-ON RESET VALUE
0 = ALERT Enabled
7
MASK
0
1 = ALERT Masked
0 = Run
6
SD
0
1 = Shut Down
0 = ALERT Mode
5
AL/TH
0
1 = THERM Mode
4, 3
Reserved
—
0
0 = 0
°C to +127°C
2
Temperature Range
0
1 =
55°C to +150°C
1, 0
Reserved
—
0
2009–2011, Texas Instruments Incorporated
19
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| 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: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數字輸出 - 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 關閉: 安裝風格: 封裝 / 箱體: 設備功能: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: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數字輸出 - 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 關閉: 安裝風格: 封裝 / 箱體: 設備功能: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: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數字輸出 - 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 關閉: 安裝風格: 封裝 / 箱體: 設備功能: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: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數字輸出 - 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 關閉: 安裝風格: 封裝 / 箱體: 設備功能: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: 準確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數字輸出 - 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 關閉: 安裝風格: 封裝 / 箱體: 設備功能:Temperature and Humidity Sensor |
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