參數(shù)資料
型號: ADA4950-1YCPZ-RL
廠商: Analog Devices Inc
文件頁數(shù): 6/28頁
文件大小: 0K
描述: IC AMP DIFF LP 114MA 16LFCSP
標(biāo)準(zhǔn)包裝: 5,000
放大器類型: 差分
電路數(shù): 1
輸出類型: 差分
轉(zhuǎn)換速率: 2900 V/µs
-3db帶寬: 750MHz
電壓 - 輸入偏移: 200µV
電流 - 電源: 9.5mA
電流 - 輸出 / 通道: 114mA
電壓 - 電源,單路/雙路(±): 3 V ~ 11 V,±1.5 V ~ 5.5 V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 16-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 16-LFCSP-VQ
包裝: 帶卷 (TR)
ADA4950-1/ADA4950-2
Data Sheet
Rev. A | Page 14 of 28
–60
–50
–40
–30
–20
–10
0
1
10
100
1000
S-PA
R
A
MET
ER
S
(d
B
)
FREQUENCY (MHz)
07957-
037
RL, dm = 200
VIN, dm = 100mV p-p
INPUT SINGLE-ENDED, 50 LOAD TERMINATION
OUTPUT DIFFERENTIAL, 100 SOURCE TERMINATION
S11: SINGLE-ENDED-TO-SINGLE-ENDED
S22: DIFFERENTIAL-TO-DIFFERENTIAL
S11
S22
Figure 37. Return Loss (S11, S22) vs. Frequency
1
10
100
1000
1
10
100
1k
10k
100k
1M
10M
O
U
T
P
U
T
V
O
L
T
A
G
E
N
O
ISE
D
E
N
S
IT
Y
(n
V
/√
H
z
)
FREQUENCY (Hz)
07957-
038
G = 1
G = 2
G = 3
Figure 38. Voltage Noise Spectral Density for Various Gains,
Referred to Output
–0.06
–0.04
–0.02
0
0.02
0.04
0.06
0
5
10
15
20
25
30
N
O
RM
A
L
IZE
D
O
UT
P
UT
V
OLTA
G
E
(V)
TIME (ns)
G = 1
G = 2
G = 3
07957-
039
Figure 39. Small-Signal Pulse Response for Various Gains
0.1
1
10
100
1k
0.1
1
10
100
1k
C
LOS
E
D
-LOOP
OU
TP
U
T
IM
PE
DANCE
M
AG
NI
TUDE
(
)
FREQUENCY (MHz)
+OUT
–OUT
VOUT, dm
07957-
040
Figure 40. Closed-Loop Output Impedance Magnitude vs. Frequency, G = 1
15
10
5
0
–5
–10
–15
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
07957-
041
VO
L
T
A
G
E
(V)
TIME (s)
2 × VIN
VOUT, dm
Figure 41. Overdrive Recovery, G = 2
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
0
5
10
15
20
25
30
N
O
RM
A
L
IZE
D
O
UT
P
UT
V
OLTA
G
E
(V)
TIME (ns)
07957-
042
G = 3
G = 2
G = 1
Figure 42. Large-Signal Pulse Response for Various Gains
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