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参数资料
| 型号： | ADA4939-2YCPZ-R7 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 3/24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 11 of 24
–60
–110
–105
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–95
–90
–85
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–75
–70
–65
1
10
100
HAR
M
O
NI
C
DI
S
T
O
RT
IO
N
(
d
Bc)
FREQUENCY (MHz)
HD2, VS (SPLIT SUPPLY) = ±2.5V
HD3, VS (SPLIT SUPPLY) = ±2.5V
HD2, VS (SPLIT SUPPLY) = ±1.65V
HD3, VS (SPLIT SUPPLY) = ±1.65V
VOUT, dm = 2V p-p
07
42
9-
0
62
Figure 19. Harmonic Distortion vs. Frequency at Various Supplies
–40
–120
–110
–100
–90
–80
–70
–60
–50
1.0
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
D
IS
T
OR
TION
(
d
B
c)
VOCM (V)
HD2, f = 10MHz
HD3, f = 10MHz
HD2, f = 70MHz
HD3, f = 70MHz
VOUT, dm = 2V p-p
07
42
9-
02
5
Figure 20. Harmonic Distortion vs. VOCM at Various Frequencies
–40
–130
–120
–110
–100
–90
–80
–70
–60
–50
1.21.41.61.82
D
IS
T
OR
TION
(
d
B
c)
VOCM (V)
.0
HD2, f = 10MHz
HD3, f = 10MHz
HD2, f = 70MHz
HD3, f = 70MHz
VOUT, dm = 2V p-p
07
42
9-
02
6
Figure 21. Harmonic Distortion vs. VOCM at Various Frequencies
–40
–130
–120
–110
–100
–90
–80
–70
–60
–50
07
6
5
4
3
2
1
D
IS
T
OR
TION
(
d
B
c)
VOUT, dm (V p-p)
HD2, VS = 5.0
HD3, VS = 5.0
HD2, VS = 3.3
HD3, VS = 3.3
07
42
9-
02
4
Figure 22. Harmonic Distortion vs. VOUT, dm and Supply Voltage, f = 10 MHz
10
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
69.5
70.5
70.4
70.3
70.2
70.1
70.0
69.9
69.8
69.7
69.6
NO
RM
AL
IZ
E
D
S
P
E
CT
RUM
(d
Bc)
FREQUENCY (MHz)
VOUT, dm = 2V p-p
VS = ±2.5V
07
42
9-
0
28
Figure 23. 70 MHz Intermodulation Distortion
–30
–35
–40
–45
–50
–55
–60
–65
–70
110
100
CM
RR
(
d
B)
FREQUENCY (MHz)
1k
RL, dm = 200
07
42
9-
0
29
Figure 24. CMRR vs. Frequency
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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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