AD7262
Parameter
LOGIC INPUTS
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN
Input Capacitance, C
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
COMPARATORS
Input Offset
Comparator A and Comparator B
Comparator C and Comparator D
Offset Voltage Drift
Input Common-Mode Range
Input Capacitance
Input Impedance
I
DD
Normal Mode (Static)
Comparator A and Comparator B
Comparator C and Comparator D
Propagation Delay Time
High to Low, t
PHL
Comparator A and Comparator B
Comparator C and Comparator D
Low to High, t
PLH
Comparator A and Comparator B
Comparator C and Comparator D
Delay Matching
Comparator A and Comparator B
Comparator C and Comparator D
±250
±10
ns
ns
Min
0.7 × V
DRIVE
0.8
±1
4
V
DRIVE
− 0.2
0.4
±1
5
Twos complement
19 × t
SCLK
400
1
500
Typ
Max
Unit
V
V
μA
pF
V
V
μA
pF
Test Conditions/Comments
V
IN
= 0 V or V
DRIVE
ns
ns
MSPS
kSPS
AD7262
AD7262-5
±2
±2
0.5
0 to 4
0 to 1.7
4
1
±4
±4
mV
mV
μV/°C
V
V
pF
GΩ
T
A
= 25°C to 105°C only
All comparators
C
A
_C
B
V
CC
= 5 V
C
A
_C
B
V
CC
= 2.7 V
3
6
60
120
8.5
170
μA
μA
μA
μA
25 pF load, C
OUT
x = 0 V, V
CM
= AV
CC
/2,
V
OVERDRIVE
= 200 mV differential
C
A
_C
B
V
CC
= 3.3 V
C
A
_C
B
V
CC
= 5.25 V
C
C
_C
D
V
CC
= 3.3 V
C
C
_C
D
V
CC
= 5.25 V
V
CM
= AV
CC
/2, V
OVERDRIVE
= 200 mV
differential
C
A
_C
B
V
CC
= 2.7 V
C
A
_C
B
V
CC
= 5 V
C
C
_C
D
V
CC
= 2.7 V
C
C
_C
D
V
CC
= 5 V
C
A
_C
B
V
CC
= 2.7 V
C
A
_C
B
V
CC
= 5 V
C
C
_C
D
V
CC
= 2.7 V
C
C
_C
D
V
CC
= 5 V
V
CM
= AV
CC
2, V
OVERDRIVE
= 200 mV
differential
1.4
0.95
0.20
0.13
2
0.93
0.18
0.12
3.5
0.32
μs
μs
μs
μs
μs
μs
μs
μs
4
0.28
Rev. 0 | Page 4 of 32
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