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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： | 22/26页 |
| 文件大小： | 902K |
| 代理商： | LMH6643MDC |
±5V Electrical Characteristics (Continued)
Unless otherwise specified, all limits guaranteed for at T
J = 25C, V
+ = 5V, V = 5V, V
CM =VO = 0V and RL =2k to ground.
Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
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
62
dBc
DG
Differential Gain
NTSC, A
V =+2
R
L =150 to V
+/2
0.15
%
R
L =1k to V
+/2
0.01
DP
Differential Phase
NTSC, A
V =+2
R
L =150 to V
+/2
0.04
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,
V
S =5V
68
ns
SR
Slew Rate (Note 8)
A
V = 1, VI =2VPP
100
135
V/s
V
OS
Input Offset Voltage
±1
±5
±7
mV
TC V
OS
Input Offset Average Drift
±5
V/C
I
B
Input Bias Current
1.60
2.60
3.25
A
I
OS
Input Offset Current
20
800
1000
nA
R
IN
Common Mode Input
Resistance
3
M
C
IN
Common Mode Input
Capacitance
2
pF
CMVR
Input Common-Mode Voltage
Range
CMRR
≥ 50dB
5.5
5.2
5.1
V
3.8
3.6
4.0
CMRR
Common Mode Rejection
Ratio
V
CM Stepped from 5V to 3.5V
74
95
dB
A
VOL
Large Signal Voltage Gain
V
O = 4.5V to 4.5V,
R
L =2k
88
84
96
dB
V
O = 4.0V to 4.0V,
R
L = 150
78
74
82
V
O
Output Swing
High
R
L =2k,VID = 200mV
4.90
4.96
V
R
L = 150,VID = 200mV
4.65
4.80
Output Swing
Low
R
L =2k,VID = 200mV
4.96
4.90
V
R
L = 150,VID = 200mV
4.80
4.65
I
SC
Output Short Circuit Current
Sourcing to Ground
V
ID = 200mV (Note 10)
60
35
115
mA
Sinking to Ground
V
ID = 200mV (Note 10)
85
65
145
I
OUT
Output Current
V
O = 0.5V from either supply
±75
mA
PSRR
Power Supply Rejection Ratio
(V
+,V) = (4.5V, 4.5V) to (5.5V,
5.5V)
78
90
dB
I
S
Supply Current (per channel)
No Load
2.70
4.50
5.50
mA
LMH6642/6643/6644
www.national.com
5
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