Input High Voltage, V
參數(shù)資料
型號(hào): EVAL-AD7262EDZ
廠商: Analog Devices Inc
文件頁數(shù): 29/33頁
文件大?。?/td> 0K
描述: BOARD EVAL CONTROL AD7262
標(biāo)準(zhǔn)包裝: 1
ADC 的數(shù)量: 2
位數(shù): 12
采樣率(每秒): 1M
數(shù)據(jù)接口: 串行
輸入范圍: 5 Vpp
在以下條件下的電源(標(biāo)準(zhǔn)): 120mW @ 1MSPS
工作溫度: -40°C ~ 105°C
已用 IC / 零件: AD7262
已供物品: 板,CD
AD7262
Rev. 0 | Page 4 of 32
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
LOGIC INPUTS
Input High Voltage, VINH
0.7 × VDRIVE
V
Input Low Voltage, VINL
0.8
V
Input Current, IIN
±1
μA
VIN = 0 V or VDRIVE
Input Capacitance, CIN3
4
pF
LOGIC OUTPUTS
Output High Voltage, VOH
VDRIVE 0.2
V
Output Low Voltage, VOL
0.4
V
Floating State Leakage Current
±1
μA
Floating State Output Capacitance3
5
pF
Output Coding
Twos complement
CONVERSION RATE
Conversion Time
19 × tSCLK
ns
Track-and-Hold Acquisition Time
400
ns
Throughput Rate
1
MSPS
AD7262
500
kSPS
AD7262-5
COMPARATORS
Input Offset
Comparator A and Comparator B
±2
±4
mV
TA = 25°C to 105°C only
Comparator C and Comparator D
±2
±4
mV
Offset Voltage Drift
0.5
μV/°C
All comparators
Input Common-Mode Range3
0 to 4
V
CA_CBVCC = 5 V
0 to 1.7
V
CA_CBVCC = 2.7 V
Input Capacitance3
4
pF
Input Impedance3
1
IDD Normal Mode (Static)6
25 pF load, COUTx = 0 V, VCM = AVCC/2,
VOVERDRIVE = 200 mV differential
Comparator A and Comparator B
3
μA
CA_CBVCC = 3.3 V
6
8.5
μA
CA_CBVCC = 5.25 V
Comparator C and Comparator D
60
μA
CC_CDVCC = 3.3 V
120
170
μA
CC_CDVCC = 5.25 V
Propagation Delay Time
VCM = AVCC/2, VOVERDRIVE = 200 mV
differential
High to Low, tPHL
Comparator A and Comparator B
1.4
3.5
μs
CA_CBVCC = 2.7 V
0.95
μs
CA_CBVCC = 5 V
Comparator C and Comparator D
0.20
0.32
μs
CC_CDVCC = 2.7 V
0.13
μs
CC_CDVCC = 5 V
Low to High, tPLH
Comparator A and Comparator B
2
4
μs
CA_CBVCC = 2.7 V
0.93
μs
CA_CBVCC = 5 V
Comparator C and Comparator D
0.18
0.28
μs
CC_CDVCC = 2.7 V
0.12
μs
CC_CDVCC = 5 V
Delay Matching
VCM = AVCC 2, VOVERDRIVE = 200 mV
differential
Comparator A and Comparator B
±250
ns
Comparator C and Comparator D
±10
ns
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