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参数资料
| 型号： | ADA4939-2YCPZ-R7 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 4/24页 |
| 文件大小： | 0K |
| 描述： | IC AMP DIFF DUAL ULDIST 24LFCSP |
| 标准包装： | 1 |
| 放大器类型： | 差分 |
| 电路数： | 2 |
| 输出类型： | 差分 |
| 转换速率： | 6800 V/µs |
| -3db带宽： | 1.4GHz |
| 电流 - 输入偏压： | 10µA |
| 电压 - 输入偏移： | 500µV |
| 电流 - 电源： | 36.5mA |
| 电流 - 输出 / 通道： | 100mA |
| 电压 - 电源，单路/双路(±)： | 3 V ~ 5.25 V，±1.5 V ~ 2.625 V |
| 工作温度： | -40°C ~ 105°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-VFQFN 裸露焊盘，CSP |
| 供应商设备封装： | 24-LFCSP-VQ（4x4） |
| 包装： | 标准包装 |
| 产品目录页面： | 781 (CN2011-ZH PDF) |
| 其它名称： | ADA4939-2YCPZ-R7DKR |
ADA4939-1/ADA4939-2
Rev. 0 | Page 12 of 24
–60
–120
–110
–100
–90
–80
–70
1
10
100
HAR
M
O
NI
C
DI
S
T
O
RT
IO
N
(
d
Bc)
FREQUENCY (MHz)
VOUT, dm =HD2, = 1V p-p
VOUT, dm =HD3, = 1V p-p
VOUT, dm =HD2, = 2V p-p
VOUT, dm =HD3, = 2V p-p
07
42
9-
0
27
VS = ±1.65V
Figure 25. Harmonic Distortion vs. Frequency at Various Output Voltages
–30
–40
–50
–60
–70
–80
–90
–100
110
100
P
S
RR
(
d
B
)
FREQUENCY (MHz)
1k
RL, dm = 200
07
42
9-
0
31
Figure 26. PSRR vs. Frequency, RL = 200 Ω
0
–5
–50
–45
–40
–35
–30
–25
–20
–15
–10
1
10
100
1k
S
-P
ARAM
E
T
E
RS
(
d
B)
FREQUENCY (MHz)
RL, dm = 200
S11
S22
07
42
9-
0
32
Figure 27. Return Loss (S11, S22) vs. Frequency
–30
–35
–40
–45
–50
–55
–60
–65
–70
110
100
O
UT
P
UT
BAL
A
NCE
(
d
B
)
FREQUENCY (MHz)
1k
RL, dm = 200
07
42
9-
0
30
Figure 28. Output Balance vs. Frequency
70
–10
100
–350
–300
–250
–200
–150
–100
–50
0
50
0
10
20
30
40
50
60
0.01
10k
1k
100
10
1
0.1
GA
IN
(
d
B
)
P
HAS
E
(
D
eg
rees)
FREQUENCY (MHz)
GAIN
PHASE
07
42
9-
0
34
Figure 29. Open-Loop Gain and Phase vs. Frequency
8
–8
–6
–4
–2
0
2
4
6
06
50
40
30
20
10
VO
L
T
A
G
E
(
V)
TIME (ns)
0
VIN × 3.16V
VOUT
07
42
9-
0
35
Figure 30. Overdrive Recovery, G = 3.16
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| ADA4939-2YCPZ-RL | 功能描述:IC AMP DIFF DUAL ULDIST 24LFCSP RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:2,500 系列:Excalibur™ 放大器类型:J-FET 电路数:1 输出类型:- 转换速率:45 V/µs 增益带宽积:10MHz -3db带宽:- 电流 - 输入偏压:20pA 电压 - 输入偏移:490µV 电流 - 电源:1.7mA 电流 - 输出 / 通道:48mA 电压 - 电源，单路/双路(±):4.5 V ~ 38 V，±2.25 V ~ 19 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC（0.154"，3.90mm 宽） 供应商设备封装:8-SOIC 包装:带卷 (TR) |
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