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| 型号： | ADM1033 |
| 厂商： | ANALOG DEVICES INC |
| 元件分类： | 模拟信号调理 |
| 英文描述： | Thermal Monitor and Fan Speed (RPM) Controller |
| 中文描述： | SPECIALTY ANALOG CIRCUIT, PDSO16 |
| 封装： | QSOP-16 |
| 文件页数： | 2/40页 |
| 文件大小： | 1164K |
| 代理商： | ADM1033 |
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ADM1033
TABLE OF CONTENTS
General Description.........................................................................3
Rev. 0 | Page 2 of 40
Specifications.....................................................................................4
Absolute Maximum Ratings............................................................6
Thermal Characteristics..............................................................6
ESD Caution..................................................................................6
Pin Configuration and Function Descriptions.............................7
Typical Performance Characteristics.............................................8
Functional Description..................................................................10
Internal Registers........................................................................10
Serial Bus Interface.....................................................................10
LOCATION Input......................................................................10
SMBus 2.0 ARP-Capable Mode................................................10
SMBus 2.0 Fixed-and-Discoverable Mode..............................12
SMBus 2.0 Read and Write Operations...................................12
Register Addresses for Single/Block Byte Modes...................14
Write Operations........................................................................14
Read Operations.........................................................................15
SMBus Timeout..........................................................................15
Packet Error Checking (PEC)...................................................15
Alert Response Address (ARA)................................................15
Temperature Measurement System..............................................16
Internal Temperature Measurement........................................16
Remote Temperature Measurement.........................................16
Additional Functions.................................................................18
Layout Considerations...................................................................19
Limits, Status Registers, and Interrupts .......................................20
8-Bit Limits..................................................................................20
Out-of-Limit Comparisons.......................................................20
Analog Monitoring Cycle Time................................................20
Status Registers...........................................................................20
ALERT Interrupt Behavior........................................................21
Handling SMBusALERT Interrupts......................................... 22
Interrupt Masking Register....................................................... 22
FAN_FAULT Output ................................................................. 23
Fault Queue................................................................................. 23
Conversion Rate Register.......................................................... 23
THERM I/O Timer and Limits................................................ 23
THERM % Limit Register......................................................... 24
Fan Drive Signal......................................................................... 25
Synchronous Speed Control..................................................... 25
Fan Inputs.................................................................................... 26
Fan Speed Measurement ........................................................... 26
Fan Speed Measurement Registers........................................... 27
Reading Fan Speed..................................................................... 27
Calculating Fan Speed............................................................... 27
Alarm Speed................................................................................ 27
Look-Up Table: Modes of Operation....................................... 28
Look-Up Table............................................................................ 28
Setting Up the Look-Up Table in Linear Mode...................... 29
Selecting which Temperature Channel Controls a Fan......... 29
Look-Up Table Hysteresis......................................................... 29
Programming the THERM Limit for Temperature Channels
....................................................................................................... 30
XOR Tree Test Mode.................................................................. 30
Lock Bit........................................................................................ 30
SW Reset...................................................................................... 30
Outline Dimensions....................................................................... 39
Ordering Guide .......................................................................... 39
REVISION HISTORY
8/04—Revision 0: Initial Version
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| ADM1033ARQ | 功能描述:IC THERM/FAN SPEED CTRLR 16-QSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 热管理 系列:- 标准包装:1 系列:- 功能:温度监控系统（传感器） 传感器类型:内部和外部 感应温度:-40°C ~ 125°C，外部传感器 精确度:±2.5°C 本地（最大值），±5°C 远程（最大值） 拓扑:ADC，比较器，寄存器库 输出类型:2 线 SMBus? 输出警报:无 输出风扇:无 电源电压:2.7 V ~ 5.5 V 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:SOT-23-8 供应商设备封装:SOT-23-8 包装:Digi-Reel® 其它名称:296-22675-6 |
| ADM1033ARQ-REEL | 功能描述:IC THERM/FAN SPEED CTRLR 16-QSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 热管理 系列:- 标准包装:1 系列:- 功能:温度监控系统（传感器） 传感器类型:内部和外部 感应温度:-40°C ~ 125°C，外部传感器 精确度:±2.5°C 本地（最大值），±5°C 远程（最大值） 拓扑:ADC，比较器，寄存器库 输出类型:2 线 SMBus? 输出警报:无 输出风扇:无 电源电压:2.7 V ~ 5.5 V 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:SOT-23-8 供应商设备封装:SOT-23-8 包装:Digi-Reel® 其它名称:296-22675-6 |
| ADM1033ARQ-REEL7 | 功能描述:IC THERM/FAN SPEED CTRLR 16-QSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 热管理 系列:- 标准包装:1 系列:- 功能:温度监控系统（传感器） 传感器类型:内部和外部 感应温度:-40°C ~ 125°C，外部传感器 精确度:±2.5°C 本地（最大值），±5°C 远程（最大值） 拓扑:ADC，比较器，寄存器库 输出类型:2 线 SMBus? 输出警报:无 输出风扇:无 电源电压:2.7 V ~ 5.5 V 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:SOT-23-8 供应商设备封装:SOT-23-8 包装:Digi-Reel® 其它名称:296-22675-6 |
| ADM1033ARQZ | 功能描述:马达/运动/点火控制器和驱动器 +/- 1 C Digital 2-Wire RoHS:否 制造商:STMicroelectronics 产品:Stepper Motor Controllers / Drivers 类型:2 Phase Stepper Motor Driver 工作电源电压:8 V to 45 V 电源电流:0.5 mA 工作温度:- 25 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:HTSSOP-28 封装:Tube |
| ADM1033ARQZ-REEL | 功能描述:板上安装温度传感器 +/- 1 C Digital 2-Wire RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor |
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