
AD7322
Preliminary Technical Data
Parameter
Reference Output Impedance
LOGIC INPUTS
Input High Voltage, V
INH
Input High Voltage, V
INL
Input Current, I
IN
Input Capacitance, C
IN3
LOGIC OUTPUTS
Output High Voltage, V
OH
Output Low Voltage, V
OL
Floating State Leakage Current
Floating State Output Capacitance
3
Output Coding
Specification
25
0.7*V
DRIVE
0.3*V
DRIVE
± 1
10
V
DRIVE
- 0.2V
0.4
±1
10
Straight
Natural
Binary
Two’s
Complement
800
150
150
1
4.75V/+16.5V
-4.75V/16.5V
2.7V / 5.25V
200
200
2
TBD
TBD
1.6
TBD
TBD
1
TBD
TBD
1
12
Units
typ
V min
V max
μA max
pF max
V min
V max
μA max
pF max
Test Conditions/Comments
V
IN
= 0V or V
CC
I
SOURCE
= 200 μA
I
SINK
= 200 μA
Coding bit set to 1 in Control Register
Coding bit set to 0 in Control Register
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition Time
Throughput Rate
POWER REQUIREMENTS
V
DD
V
SS
V
CC
Normal Mode
I
DD
I
SS
I
CC
Auto-Standby Mode
I
DD
I
SS
I
CC
Auto-Standby Mode
I
DD
I
SS
I
CC
Full Shutdown Mode
I
DD
I
SS
I
CC
POWER DISSIPATION
Normal Mode
ns max
ns max
ns max
MSPS max
V min/max
V min/max
V min/max
μA max
μA max
mA max
μA max
μA max
mA typ
μA max
μA max
mA typ
μA max
μA max
μA max
mW max
16 SCLK Cycles with SCLK = 20 MHz
Sine Wave Input
Full Scale Step input
See Serial Interface section
Digital Inputs = 0V or V
CC
See
See
See
F
SAMPLE
= TBD
F
SAMPLE
= TBD
SCLK On or Off
V
DD
= +5V, V
SS
= -5V, V
CC
= 5V,
Table 5
Table 5
Table 5
NOTES
1
Temperature ranges as follows: -40°C to +85°C
2
See Terminology
3
Guaranteed by Characterization
Specifications subject to change without notice.
Rev. PrE | Page 4 of 18