AD7904/AD7914/AD7924
Parameter
LOGIC OUTPUTS
Output High Voltage, V
OH
Output Low Voltage, V
OL
Floating-State Leakage Current
Floating-State Output Capacitance
Output Coding
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition Time
Throughput Rate
POWER REQUIREMENTS
V
DD
V
DRIVE
I
DD 4
Normal Mode (Static)
Normal Mode (Operational)
Auto Shutdown Mode
Full Shutdown Mode
Power Dissipation
Normal Mode (Operational)
Auto Shutdown Mode (Static)
Full Shutdown Mode
Temperature range for B versions: −40°C to +85°C.
See the Terminology section.
3
Sample tested @ 25°C to ensure compliance.
4
See the Power vs. Throughput Rate section.
1
2
Data Sheet
B Version
Unit
Test Conditions/Comments
I
SOURCE
= 200 μA, AV
DD
= 2.7 V to 5.25 V
I
SINK
= 200 μA
V
DRIVE
− 0.2
V min
0.4
V max
±1
μA max
10
pF max
Straight (natural) binary
Twos complement
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
ns max
ns max
ns max
MSPS max
V min/V max
V min/V 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
Digital inputs = 0 V or V
DRIVE
AV
DD
= 2.7 V to 5.25 V, SCLK on or off
AV
DD
= 4.75 V to 5.25 V, f
SCLK
= 20 MHz
AV
DD
= 2.7 V to 3.6 V, f
SCLK
= 20 MHz
f
SAMPLE
= 250 kSPS
Static
SCLK on or off (20 nA typ)
AV
DD
= 5 V, f
SCLK
= 20 MHz
AV
DD
= 3 V, f
SCLK
= 20 MHz
AV
DD
= 5 V
AV
DD
= 3 V
AV
DD
= 5 V
AV
DD
= 3 V
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 the Serial Interface section
Rev. C | Page 4 of 32
AD [ ANALOG DEVICES ]
