參數(shù)資料
型號: EVAL-AD7322CBZ
廠商: Analog Devices Inc
文件頁數(shù): 3/37頁
文件大?。?/td> 0K
描述: BOARD EVALUATION FOR AD7322
標準包裝: 1
系列: iCMOS®
ADC 的數(shù)量: 1
位數(shù): 12
采樣率(每秒): 1M
數(shù)據(jù)接口: 串行
輸入范圍: ±10 V
在以下條件下的電源(標準): 30mW @ 1MSPS
工作溫度: -40°C ~ 85°C
已用 IC / 零件: AD7322
已供物品: 板,CD
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AD7322BRUZ-ND - IC ADC 12BIT+ SAR 2CHAN 14TSSOP
AD7322
Data Sheet
Rev. B | Page 10 of 36
–50
–100
10
1000
ANALOG INPUT FREQUENCY (kHz)
T
HD
(
d
B)
100
–55
–60
–65
–70
–75
–80
–85
–90
–95
±2.5V SE
±2.5V DIFF
±5V DIFF
±5V SE
±10V SE
±10V DIFF
0V TO +10V SE
VCC =5V
VDD/VSS = ±12V
TA = 25°C
fS =1MSPS
0V TO +10V DIFF
04
86
3-
00
8
Figure 10. THD vs. Analog Input Frequency for Single-Ended (SE) and True
Differential Mode (Diff) at 5 V VCC
–50
–100
10
1000
ANALOG INPUT FREQUENCY (kHz)
T
HD
(
d
B)
100
–55
–60
–65
–70
–75
–80
–85
–90
–95
VCC =3V
VDD/VSS = ±12V
TA = 25°C
fS =1MSPS
±2.5V SE
±2.5V DIFF
±5V DIFF
±5V SE
±10V DIFF
0V TO +10V SE
±10V SE
0V TO +10V DIFF
04
86
3-
00
9
Figure 11. THD vs. Analog Input Frequency for Single-Ended (SE) and True
Differential Mode (Diff) at 3 V VCC
80
50
10
1000
ANALOG INPUT FREQUENCY (kHz)
S
INA
D
(
d
B)
100
75
70
65
60
55
VCC =5V
VDD/VSS = ±12V
TA = 25°C
fS =1MSPS
±2.5V SE
±2.5V DIFF
±5V DIFF
±10V DIFF
±5V SE
0V TO +10V SE
±10V SE
0V TO +10V DIFF
04
86
3-
01
0
Figure 12. SINAD vs. Analog Input Frequency for Single-Ended (SE) and
Differential Mode (Diff) at 5 V VCC
80
50
10
1000
ANALOG INPUT FREQUENCY (kHz)
S
INA
D
(
d
B)
100
75
70
65
60
55
VCC =3V
VDD/VSS = ±12V
TA = 25°C
fS =1MSPS
±2.5V SE
±2.5V DIFF
±5V DIFF
±10V DIFF
0V TO +10V SE
±10V SE
±5V SE
0V TO +10V DIFF
04
86
3-
01
1
Figure 13. SINAD vs. Analog Input Frequency for Single-Ended (SE) and
Differential Mode (Diff) at 3 V VCC
–50
–95
0
600
FREQUENCY OF INPUT NOISE (kHz)
C
HANNE
L
-TO
-CHAN
NE
L
I
S
O
L
A
T
IO
N
(
d
B)
–55
–60
–65
–70
–75
–80
–85
–90
100
200
300
400
500
VDD/VSS =±12V
SINGLE-ENDED MODE
fS =1MSPS
TA = 25°C
50kHz ON SELECTED CHANNEL
VCC =3V
VCC =5V
04
86
3-
01
2
Figure 14. Channel-to-Channel Isolation
10k
0
–2
CODE
NUM
BE
R
O
F
O
CCURR
E
NCE
S
9k
8k
7k
6k
5k
4k
3k
2k
1k
–1
0
1
2
0
228
9469
303
0
VCC =5V
VDD/VSS = ±12V
RANGE = ±10V
10k SAMPLES
TA = 25°C
04
86
3-
01
3
Figure 15. Histogram of Codes True Differential Mode
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