参数资料
| 型号： | LT6411CUD#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 13/16页 |
| 文件大小： | 0K |
| 描述： | IC ADC DRVR/GAIN AMP 16-QFN |
| 标准包装： | 2,500 |
| 放大器类型： | 通用 |
| 电路数： | 2 |
| 输出类型： | 差分 |
| 转换速率： | 3300 V/µs |
| -3db带宽： | 650MHz |
| 电流 - 输入偏压： | 17µA |
| 电压 - 输入偏移： | 3000µV |
| 电流 - 电源： | 8mA |
| 电流 - 输出 / 通道： | 105mA |
| 电压 - 电源，单路/双路(±)： | 4.5 V ~ 12 V，±2.25 V ~ 6 V |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WFQFN 裸露焊盘 |
| 供应商设备封装： | 16-QFN-EP（3x3） |
| 包装： | 带卷 (TR) |
LT6411
6
6411f
Input Noise Spectral Density
Positive Input Impedance
vs Frequency
PSRR vs Frequency
Frequency Response
vs Gain Conguration
Gain Flatness vs Frequency
Frequency Response with
Capacitive Loads
Harmonic Distortion vs Frequency,
Differential Input
Harmonic Distortion vs Amplitude,
30MHz, Differential Input
Harmonic Distortion vs Load,
30MHz, Differential Input
TYPICAL PERFORMANCE CHARACTERISTICS
All measurements are per amplier with single-ended outputs unless otherwise noted.
6553 G10
FREQUENCY (kHz)
0.001
0.01
1
10
100
0.1
1000
100
10
1
in
INPUT
NOISE
(nV/
√
Hz
OR
pA/
√
Hz)
VS = ±5V
AV = 2
TA = 25°C
en
6411 G11
FREQUENCY (MHz)
0.01
0.1
INPUT
IMPEDANCE
(k
)
10
100
1000
1
1000
100
10
1
0.1
VS = ±5V
VIN = 0V
TA = 25°C
6411 G12
FREQUENCY (MHz)
REJECTION
RA
TIO
(dB)
0.001
0.01
1
10
100
0.1
70
60
50
40
30
20
10
0
VS = ±5V
AV = 2
TA = 25°C
–PSRR
+PSRR
±PSRR
FREQUENCY (MHz)
–3
GAIN
(dB)
0
3
6
9
0.1
10
100
1000
6411 G13
–6
1
AV = 2, VOUT = 200mVP-P
AV = 1, AV = –1,VOUT = 200mVP-P
AV = 2, VOUT = 2VP-P
AV = 1, VOUT = 2VP-P
AV = –1, VOUT = 2VP-P
VS = ±5V
RL = 150
TA = 25°C
FREQUENCY (MHz)
5.8
NORMALIZED
GAIN
(dB)
6.4
6.5
5.7
5.6
6.3
6.0
6.2
6.1
5.9
0.1
10
100
1000
6411 G14
5.5
1
CHANNEL 1
CHANNEL 2
VS = ±5V
AV = 2
VOUT = 200mVP-P
RL = 150
TA = 25°C
FREQUENCY (MHz)
AMPLITUDE
(dB)
18
16
14
12
10
8
6
4
2
0
–2
–4
–6
6553 G15
0.1
1
10
100
1000
CL = 12pF
CL = 6.8pF
CL = 2.2pF
VS = ±5V
AV = 2
VOUT = 2VP-P
RL = 150
TA = 25°C
FREQUENCY (MHz)
1
–100
DISTORTION
(dBc)
–80
–60
–40
–20
10
100
6411 G16
0
VOUT = 2VP-P, DIFFERENTIAL
AV = 2, VCC = 5V
VEE = 0V, VCM = 1.6V
DIFFERENTIAL RLOAD
TA = 25°C
–90
–70
–50
–30
–10
HD3, RL = 200
HD3, RL = ∞
HD2, RL = ∞
HD2, RL = 200
DIFFERENTIAL OUTPUT AMPLITUDE (VP-P)
0.4
–100
DISTORTION
(dBc)
–90
–70
–60
–50
0
–30
0.8
1.2
1.4
6411 G17
–80
–20
–10
–40
0.6
1.0
1.6
HD3
HD2
1.8
2.0
AV = 2, VCC = 5V
VEE = 0V, VCM = 1.6V
RL = ∞
TA = 25°C
DIFFERENTIAL RLOAD ()
0
DISTORTION
(dBc) –40
–20
0
800
1011 G06
–60
–80
–50
–30
–10
–70
–90
–100
200
100
400
300
600
HD3
HD2
700
900
500
1000
VOUT = 2VP-P, DIFFERENTIAL
AV = 2, VCC = 5V
VEE = 0V, VCM = 1.6V
TA = 25°C
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