參數(shù)資料
型號(hào): AD9218BST-65
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: 10-Bit, 40/65/80/105 MSPS 3 V Dual A/D Converter
中文描述: 2-CH 10-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
封裝: 7 X 7 MM, MS-026BBC, LQFP-48
文件頁(yè)數(shù): 13/24頁(yè)
文件大?。?/td> 1591K
代理商: AD9218BST-65
REV. 0
AD9218
–13–
ENCODE POSITIVE PULSEWIDTH
ns
30
0
1
d
35
40
45
50
55
60
65
70
75
2
3
4
5
6
7
8
SFDR
SINAD
TPC 19. SINAD and SFDR vs. Encode Pulsewidth High.
A
IN
= –0.5 dBFS Single-Ended, 1 V p-p Analog Input
Range 105 MSPS
ENCODE CLOCK RATE
MSPS
0
20
m
140
200
180
160
120
100
80
40
60
80
100
120
140
50
45
40
35
30
25
20
15
10
5
0
I
D
m
IV
D
-65
-65/-105 IV
DD
IV
D
-105
TPC 20. I
VD
and I
VDD
vs. Encode Rate (A
IN
= 10.3 MHz,
@ –0.5 dBFS). -65/-105 MSPS Grade Cl = 5 pF
TEMPERATURE
C
V
1.231
1.229
1.227
1.225
1.223
1.221
1.119
40
20
0
20
40
60
80
TPC 21. V
REF
Output Voltage vs. Temperature
(I
LOAD
= 300
μ
A)
ENCODE POSITIVE PULSEWIDTH
ns
75
70
65
60
55
50
45
40
0
4
6
8
10
12
2
14
d
SINAD
SFDR
TPC 22. SINAD and SFDR vs. Encode Pulsewidth High.
A
IN
= –0.5 dBFS Single Ended, 1 V p-p Analog Input
Range 65 MSPS
TEMPERATURE
C
4.5
4.0
3.5
3.0
2.5
2.0
40
20
0
20
40
60
80
GAIN -65
GAIN -105
%
TPC 23. Gain Error vs. Temperature. A
IN
= 10.3 MHz,
-65 MSPS Grade, -105 MSPS Grade, 1 V p-p
TEMPERATURE
C
d
68
66
64
62
60
58
56
54
52
40
20
0
20
40
60
80
SFDR -105
SFDR -65
SNR -65
SINAD -65
SNR -105
SINAD -105
TPC 24. SNR, SINAD, SFDR vs. Temperature.
A
IN
= 10.3 MHz , -65 MSPS Grade, -105 MSPS Grade,
1 V p-p
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