VGAIN (V) TYPICAL PERFORMANCE CHARACTER" />
參數(shù)資料
型號: AD9271BSVZRL-50
廠商: Analog Devices Inc
文件頁數(shù): 8/60頁
文件大小: 0K
描述: IC ADC OCT 12BIT 50MSPS 100-TQFP
標準包裝: 1,000
位數(shù): 12
采樣率(每秒): 50M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 8
功率耗散(最大): 1.49W
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-TQFP 裸露焊盤
供應(yīng)商設(shè)備封裝: 100-TQFP-EP(14x14)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 8 個單端,單極;8 個差分,單極
AD9271
Rev. B | Page 16 of
60
–2.0
06
30
VGAIN (V)
TYPICAL PERFORMANCE CHARACTERISTICS
fSAMPLE = 50 MSPS, fIN = 5 MHz, LPF = 1/3 × fSAMPLE, HPF = 700 kHz, LNA gain = 6×.
2.0
1.0
1.5
–1.0
–0.5
0
0.5
–1.5
4-
01
9
ABS
O
L
UT
E
RRO
R
(
d
B
)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
+85°C
+25°C
–40°C
Figure 18. Gain Error vs. VGAIN at Three Temperatures
20
10
4-
1
20
P
E
RCE
NT
O
F
U
NI
T
S
(
%
)
18
16
14
12
8
6
4
2
–1.0
–0.6
06
30
GAIN ERROR (dB)
0
–0.8
–0.4
–0.2
0
0.4
0.2
0.6
0.8
1.0
SAMPLE SIZE = 720 CHANNELS
Figure 19. Gain Error Histogram with VGAIN = 0.1 V
06
GAIN ERROR (dB)
–1
.0
–0
.9
–0
.8
–0
.7
–0
.6
–0
.5
–0
.4
–0
.3
–0
.2
–0
.1
0
0.
1
0.
2
0.
3
0.
4
0.
5
0.
6
0.
7
0.
8
0.
9
1.
0
304
-11
6
P
E
RCE
NT
O
F
U
NI
T
S
(
%
)
16
14
12
10
8
6
4
2
SAMPLE SIZE = 720 CHANNELS
Figure 20. Gain Error Histogram with VGAIN = 0.5 V
25
0
–1.0
–0.6
06
30
4-
1
21
GAIN ERROR (dB)
P
E
R
CE
NT
O
F
UNI
T
S
(
%
)
20
15
10
5
–0.8
–0.4
–0.2
0
0.4
0.2
0.6
0.8
1.0
SAMPLE SIZE = 720 CHANNELS
Figure 21. Gain Error Histogram with VGAIN = 0.9 V
06
304
-11
8
PE
R
C
EN
T
O
F
U
N
IT
S
(%
)
CHANNEL-TO-CHANNEL GAIN MATCHING (dB)
0
30
25
20
15
10
–1.25 –1.00 –0.75 –0.50 –0.25
0
0.25
0.50
0.75
1.00
1.25
5
Figure 22. Gain Match Histogram for VGAIN = 0.2 V
06
304
-11
7
P
E
RCE
NT
O
F
U
NI
T
S
(
%
)
CHANNEL-TO-CHANNEL GAIN MATCHING (dB)
0
30
25
20
15
10
–1.25 –1.00 –0.75 –0.50 –0.25
0
0.25
0.50
0.75
1.00
1.25
5
Figure 23. Gain Match Histogram for VGAIN = 0.8 V
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