
AD7323
Parameter
1
ANALOG INPUT
Input Voltage Ranges
(Programmed via Range
Register)
Pseudo Differential V
IN
()
Input Range
DC Leakage Current
Input Capacitance
3
REFERENCE INPUT/OUTPUT
Input Voltage Range
Input DC Leakage Current
Input Capacitance
Reference Output Voltage
Reference Output Voltage Error
@ 25°C
Reference Output Voltage
T
MIN
to T
MAX
Reference Temperature
Coefficient
Reference Output Impedance
LOGIC INPUTS
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN
Input Capacitance, C
IN3
LOGIC OUTPUTS
Output High Voltage, V
OH
Rev. 0 | Page 5 of 36
B Version
Typ
±10
Unit
V
Test Conditions/Comments
Reference = 2.5 V; see Table 6
V
DD
= 10 V min, V
SS
= 10 V min, V
CC
= 2.7 V to 5.25 V
Min
Max
±5
±2.5
0 to 10
V
V
V
V
DD
= 5 V min, V
SS
= 5 V min, V
CC
= 2.7 V to 5.25 V
V
DD
= 5 V min, V
SS
= 5 V min, V
CC
= 2.7 V to 5.25 V
V
DD
= 10 V min, V
SS
= AGND min, V
CC
= 2.7 V to 5.25 V
V
DD
= 16.5 V, V
SS
= 16.5 V, V
CC
= 5 V; see Figure 40 and
Figure 41
Reference = 2.5 V; range = ±10 V
Reference = 2.5 V; range = ±5 V
Reference = 2.5 V; range = ±2.5 V
Reference = 2.5 V; range = 0 V to +10 V
V
IN
= V
DD
or V
SS
Per input channel, V
IN
= V
DD
or V
SS
When in track, ±10 V range
When in track, ±5 V and 0 V to +10 V ranges
When in track, ±2.5 V range
When in hold, all ranges
2.5
±3.5
±6
±5
+3/5
3
13.5
16.5
21.5
3
10
2.5
±80
3
±1
±5
V
V
V
V
nA
nA
pF
pF
pF
pF
V
μA
pF
V
mV
±10
mV
25
ppm/°C
2.4
V
DRIVE
0.2 V
3
7
10
0.8
0.4
±1
ppm/°C
Ω
V
V
V
μA
pF
V
V
CC
= 4.75 V to 5.25 V
V
CC
= 2.7 to 3.6 V
V
IN
= 0 V or V
DRIVE
I
SOURCE
= 200 μA
Output Low Voltage, V
OL
Floating-State Leakage Current
Floating-State Output
Capacitance
3
Output Coding
5
0.4
±1
V
μA
pF
I
SINK
= 200 μA
Straight natural binary
Twos complement
μs
ns
Coding bit set to 1 in control register
Coding bit set to 0 in control register
16 SCLK cycles with SCLK = 10 MHz
Full-scale step input; see the Terminology section
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition
Time
2, 3
Throughput Rate
1.6
305
500
kSPS
See the Serial Interface section