AD7908BRUZ Analog Devices Inc, AD7908BRUZ Datasheet - Page 8

• Manufacturer Part Number: AD7908BRUZ
• Description: IC ADC 8BIT 8CH 1MSPS 20-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7908BRUZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Bits: 8
• Sampling Rate (per Second): 1M
• Number Of Converters: 1
• Power Dissipation (max): 13.5mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Resolution (bits): 8bit
• Sampling Rate: 1MSPS
• Input Channel Type: Single Ended
• Supply Voltage Range - Analog: 2.7V To 5.25V
• Supply Current: 2.7mA
• Digital Ic Case Style: TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD79X8CBZ - BOARD EVALUATION FOR AD79X8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD7908/AD7918/AD7928
Parameter
LOGIC OUTPUTS
CONVERSION RATE
POWER REQUIREMENTS
1
2
3
4
Temperature ranges as follows: B Version: −40°C to +85°C.
See Terminology section.
Sample tested @ 25°C to ensure compliance.
See Power vs. Throughput Rate section.
Output High Voltage, V
Output Low Voltage, V
Floating-State Leakage Current
Floating-State Output Capacitance
Output Coding
Conversion Time
Track-and-Hold Acquisition Time
Throughput Rate
AV
V
I
Power Dissipation
DD
DRIVE
Normal Mode (Static)
Normal Mode (Operational)
Using Auto Shutdown Mode
Full Shutdown Mode
Normal Mode (Operational)
Auto Shutdown Mode (Static)
Full Shutdown Mode
DD
4
4
OL
OH
3
B Version
V
0.4
±1
10
800
300
300
1
2.7/5.25
2.7/5.25
600
2.7
2
960
0.5
0.5
13.5
6
2.5
1.5
2.5
1.5
DRIVE
Straight (natural) binary
− 0.2
Twos complement
1
Rev. B | Page 8 of 28
Unit
V min
V max
μA max
pF max
ns max
ns max
ns max
MSPS max
V min/max
V min/max
μA typ
mA max
mA max
μA typ
μA max
μA max
mW max
mW max
μW max
μW max
μW max
μW max
Test Conditions/Comments
I
I
Coding bit set to 1
Coding bit set to 0
16 SCLK cycles with SCLK at 20 MHz
Sine wave input
Full-scale step input
See Serial Interface section
Digital inputs = 0 V or V
AV
AV
AV
f
(Static)
SCLK on or off (20 nA typ)
AV
AV
AV
AV
AV
AV
SOURCE
SINK
SAMPLE
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 200 μA
= 2.7 V to 5.25 V, SCLK on or off
= 4.75 V to 5.25 V, f
= 2.7 V to 3.6 V, f
= 5 V, f
= 3 V, f
= 5 V
= 3 V
= 5 V
= 3 V
= 200 μA, AV
= 250 kSPS
SCLK
SCLK
= 20 MHz
= 20 MHz
DD
= 2.7 V to 5.25 V
SCLK
DRIVE
SCLK
= 20 MHz
= 20 MHz