參數(shù)資料
型號(hào): ADT7473ARQZ-1REEL
廠商: ANALOG DEVICES INC
元件分類: 溫度/濕度傳感器
英文描述: DIGITAL TEMP SENSOR-SERIAL, 8BIT(s), 2.50Cel, RECTANGULAR, SURFACE MOUNT
封裝: ROHS COMPLIANT, MO-137AB, QSOP-16
文件頁(yè)數(shù): 27/72頁(yè)
文件大小: 1494K
代理商: ADT7473ARQZ-1REEL
ADT7473/ADT7473-1
Rev. C | Page 33 of 72
STEP 1: HARDWARE CONFIGURATION
During system design, the motherboard sensing and control
capabilities should be addressed early in the design stages.
Decisions about how these capabilities are used should involve
the system thermal/mechanical engineer. Consider the
following questions:
1.
What ADT7473/ADT7473-1 functionality will be used?
PWM2 or SMBALERT for ADT7473?
THERM_LATCH or PWM2 for ADT7473-1?
TACH4 fan speed measurement or overtemperature
THERM function?
The ADT7473/ADT7473-1 offers multifunctional pins that
can be reconfigured to suit different system requirements
and physical layouts. These multifunction pins are software
programmable.
2.
How many fans will be supported in the system, three or
four? This influences the choice of whether to use the
TACH4 pin or to reconfigure it for the THERM function.
3.
Is the CPU fan to be controlled using the ADT7473/
ADT7473-1 or will it run at full speed 100% of the time?
If run at full speed, 100% of the time, this frees up a PWM
output, but the system is louder.
4.
Where will the ADT7473/ADT7473-1 be physically located
in the system?
This influences the assignment of the temperature
measurement channels to particular system thermal zones.
For example, locating the ADT7473/ADT7473-1 close to
the VRM controller circuitry allows the VRM temperature
to be monitored using the local temperature channel.
REAR CHASSIS
FRONT CHASSIS
CPU FAN SINK
REMOTE 1 =
AMBIENT TEMP
LOCAL =
VRM TEMP
REMOTE 2 =
CPU TEMP
04
68
6-
0
47
PWM1
PWM2
TACH1
TACH2
TACH3
PWM3
MUX
THERMAL CALIBRATION
0%
TMIN
TRANGE
THERMAL CALIBRATION
100%
0%
TMIN
TRANGE
THERMAL CALIBRATION
100%
0%
TMIN
TRANGE
TACHOMETER 1
MEASUREMENT
PWM
CONFIG
PWM
MIN
RAMP
CONTROL
(ACOUSTIC
ENHANCEMENT)
PWM
GENERATOR
TACHOMETER 2
MEASUREMENT
PWM
CONFIG
PWM
MIN
RAMP
CONTROL
(ACOUSTIC
ENHANCEMENT)
PWM
GENERATOR
TACHOMETER 3
AND 4
MEASUREMENT
PWM
CONFIG
PWM
MIN
RAMP
CONTROL
(ACOUSTIC
ENHANCEMENT)
PWM
GENERATOR
100%
Figure 50. Hardware Configuration Example
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相關(guān)代理商/技術(shù)參數(shù)
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ADT7473ARQZ-REEL 功能描述:板上安裝溫度傳感器 FAN CNTRLR/INT MON 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
ADT7473ARQZ-REEL7 功能描述:IC REMOTE THERMAL CTRLR 16QSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 熱管理 系列:dBCool® 標(biāo)準(zhǔn)包裝:1 系列:- 功能:溫度監(jiān)控系統(tǒng)(傳感器) 傳感器類型:內(nèi)部和外部 感應(yīng)溫度:-40°C ~ 125°C,外部傳感器 精確度:±2.5°C 本地(最大值),±5°C 遠(yuǎn)程(最大值) 拓?fù)?ADC,比較器,寄存器庫(kù) 輸出類型:2 線 SMBus? 輸出警報(bào):無(wú) 輸出風(fēng)扇:無(wú) 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-8 供應(yīng)商設(shè)備封裝:SOT-23-8 包裝:Digi-Reel® 其它名稱:296-22675-6
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