ADT7316ARQ Analog Devices Inc, ADT7316ARQ Datasheet - Page 2

• Manufacturer Part Number: ADT7316ARQ
• Description: IC DGTL TEMP SNSR QUAD DAC16QSOP
• Manufacturer: Analog Devices Inc

Specifications of ADT7316ARQ

• Rohs Status: RoHS non-compliant
• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 120°C, External Sensor
• Output Type: I²C™, MICROWIRE™, QSPI™, SMBus™, SPI™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 120°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• For Use With: EVAL-ADT7316EBZ - BOARD EVAL FOR ADT7316
• Lead Free Status / RoHS Status: Not Compliant

ADT7316/ADT7317/ADT7318
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Pin Configuration............................................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Functional Block Diagram .............................................................. 8
DAC AC Characteristics.................................................................. 9
Absolute Maximum Ratings.......................................................... 10
Pin Configuration and Function Descriptions........................... 11
Terminology .................................................................................... 12
Typical Performance Characteristics ........................................... 14
Theory of Operation ...................................................................... 19
Functional Description—Voltage Output ................................... 20
REVISION HISTORY
1/07—Rev. A to Rev. B
Updated Format..................................................................Universal
Changes to Table 3.......................................................................... 10
Changes to Internal T
[Address 0x25] Section .................................................................. 33
Changes to Internal T
[Address 0x26] Section .................................................................. 33
Changes to External T
[Address 0x27] Section .................................................................. 33
External T
Section.............................................................................................. 37
Changes to SPI Interface Section.................................................. 38
Updated Outline Dimensions ....................................................... 42
Changes to Ordering Guide .......................................................... 42
ESD Caution................................................................................ 10
Power-Up Calibration................................................................ 19
Conversion Speed....................................................................... 19
Digital-to-Analog Converters................................................... 20
Digital-to-Analog Section ......................................................... 20
Resistor String ............................................................................. 20
DAC External Reference Inputs ............................................... 20
LOW
Limit Register (Read/Write) [Address 0x28]
HIGH
LOW
HIGH
Limit Register (Read/Write)
Limit Register (Read/Write)
Limit Register (Read/Write)
Rev. B | Page 2 of 44
Functional Description—Measurement...................................... 23
Registers........................................................................................... 27
Serial Interface ................................................................................ 36
Layout Considerations................................................................... 41
Outline Dimensions ....................................................................... 42
6/04—Rev. 0 to Rev. A
Updated Format...................................................................... Universal
Internal V
Change to Equation in Thermal Voltage Output Section..............21
Changes to Outline Dimensions .......................................................40
8/03—Revision 0: Initial Version
Output Amplifier........................................................................ 21
Thermal Voltage Output ........................................................... 21
Temperature Sensor ................................................................... 23
V
On-Chip Reference .................................................................... 24
Round Robin Measurement...................................................... 24
Single-Channel Measurement .................................................. 24
Temperature Measurement Method ........................................ 24
Temperature Value Format ....................................................... 25
Interrupts..................................................................................... 26
Register Descriptions................................................................. 28
Serial Interface Selection ........................................................... 36
I
SPI Serial Interface ..................................................................... 37
Ordering Guide .......................................................................... 42
2
C Serial Interface ..................................................................... 36
DD
Monitoring .......................................................................... 23
REF
Value Change................................................... Universal