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参数资料
| 型号： | LMH6643MDC |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 2 CHANNEL, VIDEO AMPLIFIER, UUC |
| 封装： | DIE |
| 文件页数： | 20/26页 |
| 文件大小： | 902K |
| 代理商： | LMH6643MDC |
3V Electrical Characteristics (Continued)
Unless otherwise specified, all limits guaranteed for at T
J = 25C, V
+ = 3V, V = 0V, V
CM =VO =V
+/2, and R
L =2k to V
+/2.
Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
CMVR
Input Common-Mode Voltage
Range
CMRR
≥ 50dB
0.5
0.2
0.1
V
1.8
1.6
2.0
CMRR
Common Mode Rejection
Ratio
V
CM Stepped from 0V to 1.5V
72
95
dB
A
VOL
Large Signal Voltage Gain
V
O = 0.5V to 2.5V
R
L =2k to V
+/2
80
75
96
dB
V
O = 0.5V to 2.5V
R
L = 150 to V
+/2
74
70
82
V
O
Output Swing
High
R
L =2k to V
+/2, V
ID = 200mV
2.90
2.98
V
R
L = 150 to V
+/2, V
ID = 200mV
2.80
2.93
Output Swing
Low
R
L =2k to V
+/2, V
ID = 200mV
25
75
mV
R
L = 150 to V
+/2, V
ID = 200mV
75
150
I
SC
Output Short Circuit Current
Sourcing to V
+/2
V
ID = 200mV (Note 10)
50
35
95
mA
Sinking to V
+/2
V
ID = 200mV (Note 10)
55
40
110
I
OUT
Output Current
V
OUT = 0.5V from either supply
±65
mA
+PSRR
Positive Power Supply
Rejection Ratio
V
+ = 3.0V to 3.5V, V
CM = 1.5V
75
85
dB
I
S
Supply Current (per channel)
No Load
2.70
4.00
4.50
mA
5V Electrical Characteristics
Unless otherwise specified, all limits guaranteed for at T
J = 25C, V
+ = 5V, V = 0V, V
CM =VO =V
+/2, and R
L =2k to V
+/2.
Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
BW
3dB BW
A
V = +1, VOUT = 200mVPP
90
120
MHz
A
V = +2, 1, VOUT = 200mVPP
46
BW
0.1dB
0.1dB Gain Flatness
A
V = +2, RL = 150 to V+/2,
R
f = 402,VOUT = 200mVPP
15
MHz
PBW
Full Power Bandwidth
A
V = +1, 1dB, VOUT =2VPP
22
MHz
e
n
Input-Referred Voltage Noise
f = 100kHz
17
nV/
f = 1kHz
48
i
n
Input-Referred Current Noise
f = 100kHz
0.90
pA/
f = 1kHz
3.3
THD
Total Harmonic Distortion
f = 5MHz, V
O =2VPP,AV = +2
60
dBc
DG
Differential Gain
NTSC, A
V =+2
R
L =150 to V
+/2
0.16
%
R
L =1k to V
+/2
0.05
DP
Differential Phase
NTSC, A
V =+2
R
L =150 to V
+/2
0.05
deg
R
L =1k to V
+/2
0.01
CT Rej.
Cross-Talk Rejection
f = 5MHz, Receiver:
R
f =Rg = 510,AV =+2
47
dB
T
S
Settling Time
V
O =2VPP, ±0.1%, 8pF Load
68
ns
LMH6642/6643/6644
www.national.com
3
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| LMH6643MM | 功能描述:运算放大器 - 运放 RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比（最小值）:63 dB 输入补偿电压:1 mV 输入偏流（最大值）:10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel |
| LMH6643MM/NOPB | 功能描述:运算放大器 - 运放 Dual Rr0 +3V High Speed Amp RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比（最小值）:63 dB 输入补偿电压:1 mV 输入偏流（最大值）:10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel |
| LMH6643MMX | 功能描述:运算放大器 - 运放 RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比（最小值）:63 dB 输入补偿电压:1 mV 输入偏流（最大值）:10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel |
| LMH6643MMX/NOPB | 功能描述:运算放大器 - 运放 RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比（最小值）:63 dB 输入补偿电压:1 mV 输入偏流（最大值）:10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel |
| LMH6643MMX/S5001341 | 制造商:Texas Instruments 功能描述: |
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