AD7923BRUZ Analog Devices Inc, AD7923BRUZ Datasheet - Page 2

• Manufacturer Part Number: AD7923BRUZ
• Description: IC ADC 12BIT 4CH W/SEQ 16TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7923BRUZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 12
• Sampling Rate (per Second): 200k
• Number Of Converters: 1
• Power Dissipation (max): 7.5mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP (0.173", 4.40mm Width)
• Resolution (bits): 12bit
• Sampling Rate: 200kSPS
• Input Channel Type: Single Ended
• Supply Voltage Range - Analog: 2.7V To 5.25V
• Supply Current: 2.7mA
• Number Of Elements: 1
• Resolution: 12Bit
• Architecture: SAR
• Sample Rate: 200KSPS
• Input Polarity: Unipolar
• Input Type: Voltage
• Rated Input Volt: 2.5/5V
• Differential Input: No
• Power Supply Requirement: Analog and Digital
• Single Supply Voltage (typ): 3/5V
• Single Supply Voltage (min): 2.7V
• 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: 7.5mW
• Differential Linearity Error: ±1.5LSB
• Integral Nonlinearity Error: ±1LSB
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 16
• Package Type: TSSOP
• Input Signal Type: Single-Ended
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7923CBZ - BOARD EVAL FOR AD7923
• Lead Free Status / Rohs Status: Compliant

AD7923
TABLE OF CONTENTS
Specifications ..................................................................................... 3
Timing Specifications ....................................................................... 5
Absolute Maximum Ratings ............................................................ 6
Pin Configuration and Function Description .............................. 7
Typical Performance Characteristics ............................................. 8
Terminology .................................................................................... 10
Control Register Descriptions ...................................................... 12
Theory of Operation ...................................................................... 14
REVISION HISTORY
12/08—Rev. A to Rev. B
Changes to ESD Parameter, Table 3 ............................................... 6
Changes to Ordering Guide .......................................................... 24
8/05—Rev. 0 to Rev. A
Update Format .................................................................... Universal
Change to Table 1 ............................................................................. 3
Change to Table 3 ............................................................................. 6
Change to Reference Section ........................................................ 16
Changes to Ordering Guide .......................................................... 24
11/02—Revision 0: Initial Version
ESD Caution .................................................................................. 6
Sequencer Operation ................................................................. 13
Circuit Information .................................................................... 14
Converter Operation .................................................................. 14
Rev. B | Page 2 of 24
Application Hints ........................................................................... 23
Outline Dimensions ....................................................................... 24
ADC Transfer Function ............................................................. 15
Typical Connection Diagram ................................................... 16
Modes of Operation ................................................................... 17
Powering Up the AD7923 ......................................................... 18
Power vs. Throughput Rate ....................................................... 19
Serial Interface ............................................................................ 20
Microprocessor Interfacing ....................................................... 21
Grounding and Layout .............................................................. 23
Evaluating the AD7923 Performance ...................................... 23
Ordering Guide .......................................................................... 24