參數(shù)資料
型號: ADA4938-2ACPZ-RL
廠商: Analog Devices Inc
文件頁數(shù): 8/28頁
文件大?。?/td> 0K
描述: IC ADC DRIVER DUAL DIFF 24LFCSP
標準包裝: 5,000
類型: ADC 驅動器
應用: 數(shù)據(jù)采集
安裝類型: 表面貼裝
封裝/外殼: 24-VFQFN 裸露焊盤,CSP
供應商設備封裝: 24-LFCSP-VQ(4x4)
包裝: 帶卷 (TR)
ADA4938-1/ADA4938-2
Rev. A | Page 16 of 28
55
50
45
40
35
30
06
59
2-
0
49
IP
3
(
d
B
m
)
10
100
FREQUENCY (MHz)
IP3 100
Figure 49. IP3 vs. Frequency
3
0
–3
–6
–9
–12
1
10
100
1000
C
L
OS
E
D
-L
OOP
GA
IN
(
d
B
)
FREQUENCY (MHz)
VOCM = –3.7V
ALL CURVES ARE
NORMALIZED TO VOCM = 0V
VOCM = –3.5V
VOCM = –3V
VOCM = 0V
VOCM = +3V
VOCM = +3.5V
VOCM = +3.7V
06
592
-50
Figure 50. VOUT, dm Large Signal Frequency Response for Various VOCM
0
659
2-
0
51
100
10
1
10
100
1k
10k
100M
100k
1M
10M
INP
UT
C
URRE
NT
NO
IS
E
(
p
A/
Hz
)
FREQUENCY (Hz)
Figure 51. Input Current Noise vs. Frequency
06
59
2-
8
88
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
–140
0.3
1
10
100
1000
CRO
S
T
A
L
K
(
d
B
)
FREQUENCY (MHz)
INPUT1, OUTPUT2
INPUT2, OUTPUT1
Figure 52. Crosstalk vs. Frequency for ADA4938-2
2
1
–2
1.0
–1.0
–0.5
VIN
0
0.5
0.1
–0.1
–1
0
V
IN
(V
)
S
E
T
L
ING
E
RRO
R
(
%
)
TIME (1ns/DIV)
06
59
2-
1
53
SETTLING ERROR
Figure 53. 0.1% Settling Time
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