AD7262 Analog Devices, AD7262 Datasheet - Page 4

• Manufacturer Part Number: AD7262
• Description: 1 MSPS, 12-Bit, Simultaneous Sampling SAR ADC with PGA and Four Comparators
• Manufacturer: Analog Devices

Specifications of AD7262

• Resolution (bits): 12bit
• # Chan: 2
• Sample Rate: 1MSPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: (2Vref) p-p,5V p-p
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

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