AD7791BRMZ Analog Devices Inc, AD7791BRMZ Datasheet - Page 2

• Manufacturer Part Number: AD7791BRMZ
• Description: IC ADC 24BIT BUFFERED LP 10MSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7791BRMZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 24
• Sampling Rate (per Second): 120
• 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)
• Resolution (bits): 24bit
• Sampling Rate: 120SPS
• Input Channel Type: Differential
• Supply Current: 145µA
• Digital Ic Case Style: SOP
• No. Of Pins: 10
• Number Of Elements: 1
• Resolution: 24Bit
• Architecture: Delta-Sigma
• Sample Rate: 0.12KSPS
• Input Polarity: Bipolar
• Input Type: Voltage
• Rated Input Volt: ±2.5V
• Differential Input: Yes
• Power Supply Requirement: Single
• Single Supply Voltage (typ): 3.3/5V
• Single Supply Voltage (min): 2.5V
• Single Supply Voltage (max): 5.25V
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Power Dissipation: 225uW
• Integral Nonlinearity Error: ±15ppm of FSR
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 10
• Package Type: MSOP
• Input Signal Type: Differential
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS 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