Datasheet ADT7516, ADT7517, ADT7519 (Analog Devices) - 7

ADT7516/ADT7517/ADT7519 TIMING DIAGRAMS t1 SCL t t t 2 5 4 SDA DATA IN t3 SDA DATA OUT
002 3-
t6
288 0 Figure 2. I2C Bus Timing Diagram
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
3 00
DOUT X X X X X X X X D7 D6 D5 D4 D3 D2 D1 D0
3- 88 02 Figure 3. SPI Bus Timing Diagram
200µA IOL TO OUTPUT 1.6V PIN CL 50pF
4
200µA I
-00
OH
83 28 0 Figure 4. Load Circuit for Access Time and Bus Relinquish Time
VDD 4.7kΩ TO DAC OUTPUT 4.7kΩ 200pF
005 3- 288 0 Figure 5. Load Circuit for DAC Outputs Rev. B | Page 7 of 44 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS DAC AC CHARACTERISTICS TIMING DIAGRAMS FUNCTIONAL BLOCK DIAGRAM ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTIONAL DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION POWER-UP CALIBRATION CONVERSION SPEED FUNCTION DESCRIPTION—VOLTAGE OUTPUT Digital-to-Analog Converters Digital-to-Analog Section Resistor String DAC Reference Inputs Output Amplifier Thermal Voltage Output FUNCTIONAL DESCRIPTION—ANALOG INPUTS Single-Ended Inputs Converter Operation ADC TRANSFER FUNCTION Analog Input ESD Protection AIN Interrupts FUNCTIONAL DESCRIPTION—MEASUREMENT Temperature Sensor VDD Monitoring On-Chip Reference Round Robin Measurement Single Channel Measurement Temperature Measurement Method Layout Considerations Interrupts ADT7516/ADT7517/ADT7519 REGISTERS Interrupt Status 1 Register (Read-Only) [Address 0x00] Interrupt Status 2 Register (Read-Only) [Address = 0x01] Internal Temperature Value/VDD Value Register LSBs (Read-Only) [Address = 0x03] External Temperature Value and Analog Input 1 to Analog Input 4 Register LSBs (Read-Only) [Address = 0x04] VDD Value Register MSBs (Read-Only) [Address = 0x06] Internal Temperature Value Register MSBs (Read-Only) [Address = 0x07] External Temperature Value or Analog Input AIN1 Register MSBs (Read-Only) [Address = 0x08] AIN2 Register MSBs (Read) [Address = 0x09] AIN3 Register MSBs (Read) [Address = 0x0A] AIN4 Register MSBs (Read) [Address = 0x0B] DAC A Register LSBs (Read/Write) [Address = 0x10] DAC A Register MSBs (Read/Write) [Address = 0x11] DAC B Register LSBs (Read/Write) [Address = 0x12] DAC B Register MSBs (Read/Write) [Address = 0x13] DAC C Register LSBs (Read/Write) [Address = 0x14] DAC C Register MSBs (Read/Write) [Address = 0x15] DAC D Register LSBs (Read/Write) [Address = 0x16] DAC D Register MSBs (Read/Write) [Address = 0x17] Control Configuration 1 Register (Read/Write) [Address = 0x18] Control Configuration 2 Register (Read/Write) [Address = 0x19] Control Configuration 3 Register (Read/Write) [Address = 0x1A] DAC Configuration Register (Read/Write) [Address = 0x1B] LDAC Configuration Register (Write-Only)[Address = 0x1C] Interrupt Mask 1 Register (Read/Write) [Address = 0x1D] Interrupt Mask 2 Register (Read/Write) [Address = 0x1E] Internal Temperature Offset Register (Read/Write) [Address = 0x1F] External Temperature Offset Register (Read/Write) [Address = 0x20] Internal Analog Temperature Offset Register (Read/Write) [Address = 0x21] External Analog Temperature Offset Register (Read/Write) [Address = 0x22] VDD VHIGH Limit Register (Read/Write) [Address = 0x23] VDD VLOW Limit Register (Read/Write) [Address = 0x24] Internal THIGH Limit Register (Read/Write) [Address = 0x25] Internal TLOW Limit Register (Read/Write) [Address = 0x26] External THIGH/AIN1 VHIGH Limit Register (Read/Write) [Address = 0x27] External TLOW/AIN1 VLOW Limit Register (Read/Write) [Address = 0x28] AIN2 VHIGH Limit Register (Read/Write) [Address = 0x2B] AIN2 VLOW Limit Register (Read/Write) [Address = 0x2C] AIN3 VHIGH Limit Register (Read/Write) [Address = 0x2D] AIN3 VLOW Limit Register (Read/Write) [Address = 0x2E] AIN4 VHIGH Limit Register (Read/Write) [Address = 0x2F] AIN4 VLOW Limit Register (Read/Write) [Address = 0x30] Device ID Register (Read-Only) [Address = 0x4D] Manufacturer’s ID Register (Read-Only) [Address = 0x4E] Silicon Revision Register (Read-Only) [Address = 0x4F] SPI Lock Status Register (Read-Only) [Address = 0x7F] SERIAL INTERFACE Serial Interface Selection I2C Serial Interface Writing to the ADT7516/ADT7517/ADT7519 Writing to the Address Pointer Register for a Subsequent Read Writing Data to a Register Reading Data from the ADT7516/ADT7517/ADT7519 SPI Serial Interface Write Operation Read Operation SMBus/SPI INT/ SMBUS ALERT RESPONSE OUTLINE DIMENSIONS ORDERING GUIDE