AD7791BRM Analog Devices Inc, AD7791BRM Datasheet - Page 2

• Manufacturer Part Number: AD7791BRM
• Description: Low Power 16-Bit SD ADC I.C.
• Manufacturer: Analog Devices Inc

Specifications of AD7791BRM

• Rohs Status: RoHS non-compliant
• Number Of Bits: 24
• Sampling Rate (per Second): 120
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 230µW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 10-TFSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD7791
TABLE OF CONTENTS
AD7791—Specifications.................................................................. 3
Timing Characteristics..................................................................... 5
Absolute Maximum Ratings............................................................ 7
Pin Configuration and Function Descriptions............................. 8
Typical Performance Characteristics ............................................. 9
On-Chip Registers .......................................................................... 10
REVISION HISTORY
Revision 0: Initial Version
Communications Register
(RS1, RS0 = 0, 0) ......................................................................... 10
Status Register
(RS1, RS0 = 0, 0; Power-on/Reset = 0x8C).............................. 11
Mode Register
(RS1, RS0 = 0, 1; Power-on/Reset = 0x02)............................... 11
Filter Register
(RS1, RS0 = 1, 0; Power-on/Reset = 0x04)............................... 12
Data Register
(RS1, RS0 = 1, 1; Power-on/Reset = 0x000000) ...................... 13
Rev. 0 | Page 2 of 20
ADC Circuit Information.............................................................. 14
Circuit Description......................................................................... 18
Outline Dimensions ....................................................................... 20
Overview ..................................................................................... 14
Noise Performance ..................................................................... 14
Reduced Current Modes ........................................................... 14
Digital Interface .......................................................................... 15
Analog Input Channel ............................................................... 18
Bipolar/Unipolar Configuration .............................................. 18
Data Output Coding .................................................................. 18
Reference Input........................................................................... 18
V
Grounding and Layout .............................................................. 19
DD
Single Conversion Mode ....................................................... 16
Continuous Conversion Mode............................................. 16
Continuous Read Mode ........................................................ 17
Monitor ................................................................................ 19