Datasheet ADT7316, ADT7317, ADT7318 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | ±0.5°C Accurate Digital Temperature Sensor and Quad Voltage Output 8-Bit DACs |
| 页数 / 页 | 44 / 7 — ADT7316/ADT7317/ADT7318. 200µA. IOL. TO OUTPUT. 1.6V. PIN. 50pF. IOH. … |
| 修订版 | B |
| 文件格式/大小 | PDF / 4.0 Mb |
| 文件语言 | 英语 |
ADT7316/ADT7317/ADT7318. 200µA. IOL. TO OUTPUT. 1.6V. PIN. 50pF. IOH. VDD. 4.7kΩ. TO DAC. OUTPUT. 200pF. SCLK. DIN. DOUT
该数据表的模型线
文件文字版本
ADT7316/ADT7317/ADT7318 200µA IOL TO OUTPUT 1.6V PIN CL 50pF
04 0
200µA IOH
1- 66 02 Figure 5. Load Circuit for Access Time and Bus Relinquish Time
VDD 4.7kΩ TO DAC OUTPUT 4.7kΩ
005
200pF
1- 266 0 Figure 6. Load Circuit for DAC Outputs
CS t1 t2 t7 SCLK t t 3 t 6 5 t8 DIN D7 D6 D5 D4 D3 D2 D1 D0 X X X X X X X X t4
-003
DOUT X X X X X X X X D7 D6 D5 D4 D3 D2 D1 D0
661 02 Figure 7. SPI Bus Timing Diagram Rev. B | Page 7 of 44 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS FUNCTIONAL BLOCK DIAGRAM DAC AC CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION POWER-UP CALIBRATION CONVERSION SPEED FUNCTIONAL DESCRIPTION—VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTERS DIGITAL-TO-ANALOG SECTION RESISTOR STRING DAC EXTERNAL REFERENCE INPUTS OUTPUT AMPLIFIER THERMAL VOLTAGE OUTPUT Negative Temperatures Positive Temperatures FUNCTIONAL DESCRIPTION—MEASUREMENT TEMPERATURE SENSOR VDD MONITORING ON-CHIP REFERENCE ROUND ROBIN MEASUREMENT SINGLE-CHANNEL MEASUREMENT TEMPERATURE MEASUREMENT METHOD Internal Temperature Measurement External Temperature Measurement TEMPERATURE VALUE FORMAT Temperature Conversion Formula INTERRUPTS REGISTERS REGISTER DESCRIPTIONS SERIAL INTERFACE SERIAL INTERFACE SELECTION I2C SERIAL INTERFACE Writing to the ADT7316/ADT7317/ADT7318 Writing to the Address Pointer Register for a Subsequent Read Writing Data to a Register Reading Data from the ADT7316/ADT7317/ADT7318 SPI SERIAL INTERFACE Write Operation Read Operation SMBUS/SPI INT/ SMBUS Alert Response LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
04 0
200µA IOH
1- 66 02 Figure 5. Load Circuit for Access Time and Bus Relinquish Time
VDD 4.7kΩ TO DAC OUTPUT 4.7kΩ
005
200pF
1- 266 0 Figure 6. Load Circuit for DAC Outputs
CS t1 t2 t7 SCLK t t 3 t 6 5 t8 DIN D7 D6 D5 D4 D3 D2 D1 D0 X X X X X X X X t4
-003
DOUT X X X X X X X X D7 D6 D5 D4 D3 D2 D1 D0
661 02 Figure 7. SPI Bus Timing Diagram Rev. B | Page 7 of 44 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS FUNCTIONAL BLOCK DIAGRAM DAC AC CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION POWER-UP CALIBRATION CONVERSION SPEED FUNCTIONAL DESCRIPTION—VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTERS DIGITAL-TO-ANALOG SECTION RESISTOR STRING DAC EXTERNAL REFERENCE INPUTS OUTPUT AMPLIFIER THERMAL VOLTAGE OUTPUT Negative Temperatures Positive Temperatures FUNCTIONAL DESCRIPTION—MEASUREMENT TEMPERATURE SENSOR VDD MONITORING ON-CHIP REFERENCE ROUND ROBIN MEASUREMENT SINGLE-CHANNEL MEASUREMENT TEMPERATURE MEASUREMENT METHOD Internal Temperature Measurement External Temperature Measurement TEMPERATURE VALUE FORMAT Temperature Conversion Formula INTERRUPTS REGISTERS REGISTER DESCRIPTIONS SERIAL INTERFACE SERIAL INTERFACE SELECTION I2C SERIAL INTERFACE Writing to the ADT7316/ADT7317/ADT7318 Writing to the Address Pointer Register for a Subsequent Read Writing Data to a Register Reading Data from the ADT7316/ADT7317/ADT7318 SPI SERIAL INTERFACE Write Operation Read Operation SMBUS/SPI INT/ SMBUS Alert Response LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE