EVAL-CEDZ Просмотр технического описания (PDF) - Analog Devices
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EVAL-CEDZ Datasheet PDF : 32 Pages
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AD7264
Parameter
LOGIC INPUTS
Input High Voltage, VINH
Input Low Voltage, VINL
Input Current, IIN
Input Capacitance, CIN3
LOGIC OUTPUTS
Output High Voltage, VOH
Output Low Voltage, VOL
Floating State Leakage Current
Floating State Output Capacitance3
Output Coding
CONVERSION RATE
Conversion Time
Track-and-Hold Acquisition Time2
Throughput Rate
COMPARATORS
Input Offset
Comparator A and Comparator B
Comparator C and Comparator D
Offset Voltage Drift
Input Common-Mode Range3
Input Capacitance3
Input Impedance3
IDD Normal Mode (Static)6
Min
Typ
Max
0.7 × VDRIVE
0.8
±1
4
VDRIVE − 0.2
0.4
±1
5
Twos complement
19 × tSCLK
400
1
500
±2
±4
±2
±4
0.5
0 to 4
0 to 1.7
4
1
Comparator A and Comparator B
Comparator C and Comparator D
Propagation Delay Time2
3
6
8.5
60
120
170
High to Low, tPHL
Comparator A and Comparator B
Comparator C and Comparator D
Low to High, tPLH
Comparator A and Comparator B
Comparator C and Comparator D
Delay Matching
1.4
3.5
0.95
0.20
0.32
0.13
2
4
0.93
0.18
0.28
0.12
Comparator A and Comparator B
Comparator C and Comparator D
±250
±10
Unit
V
V
μA
pF
V
V
μA
pF
Test Conditions/Comments
VIN = 0 V or VDRIVE
ns
ns
MSPS
kSPS
AD7264
AD7264-5
mV
mV
μV/°C
V
V
pF
GΩ
μA
μA
μA
μA
μs
μs
μs
μs
μs
μs
μs
μs
ns
ns
TA = 25°C to 105°C only
All comparators
CA_CBVCC = 5 V
CA_CBVCC = 2.7 V
25 pF load, COUTx = 0 V, VCM = AVCC/2,
VOVERDRIVE = 200 mV differential
CA_CBVCC = 3.3 V
CA_CBVCC = 5.25 V
CC_CDVCC = 3.3 V
CC_CDVCC = 5.25 V
VCM = AVCC/2, VOVERDRIVE = 200 mV
differential
CA_CBVCC = 2.7 V
CA_CBVCC = 5 V
CC_CDVCC = 2.7 V
CC_CDVCC = 5 V
CA_CBVCC = 2.7 V
CA_CBVCC = 5 V
CC_CDVCC = 2.7 V
CC_CDVCC = 5 V
VCM = AVCC/2, VOVERDRIVE = 200 mV
differential
Rev. A | Page 4 of 32
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