LMH6642/6643/6644
3V Electrical Characteristics
Symbol
CMVR
Parameter
Input Common-Mode Voltage
Range
(Continued)
Unless otherwise specified, all limits guaranteed for at T
J
= 25˚C, V
+
= 3V, V
−
= 0V, V
CM
= V
O
= V
+
/2, and R
L
= 2kΩ to V
+
/2.
Boldface
limits apply at the temperature extremes.
Conditions
CMRR
≥
50dB
1.8
1.6
Min
Typ
−0.5
2.0
95
96
82
2.98
2.93
25
75
50
35
55
40
75
95
110
mA
75
150
dB
Max
−0.2
−0.1
Units
V
CMRR
A
VOL
Common Mode Rejection
Ratio
Large Signal Voltage Gain
V
CM
Stepped from 0V to 1.5V
V
O
= 0.5V to 2.5V
R
L
= 2kΩ to V
+
/2
V
O
= 0.5V to 2.5V
R
L
= 150Ω to V
+
/2
72
80
75
74
70
2.90
2.80
dB
V
O
Output Swing
High
Output Swing
Low
R
L
= 2kΩ to V
+
/2, V
ID
= 200mV
R
L
= 150Ω to V
+
/2, V
ID
= 200mV
R
L
= 2kΩ to V
+
/2, V
ID
= −200mV
R
L
= 150Ω to V
+
/2, V
ID
= −200mV
Sourcing to V
+
/2
V
ID
= 200mV (Note 10)
Sinking to V
+
/2
V
ID
= −200mV (Note 10)
V
mV
I
SC
Output Short Circuit Current
I
OUT
+PSRR
I
S
Output Current
Positive Power Supply
Rejection Ratio
Supply Current (per channel)
V
OUT
= 0.5V from either supply
V
+
= 3.0V to 3.5V, V
CM
= 1.5V
No Load
±
65
85
2.70
4.00
4.50
mA
dB
mA
5V Electrical Characteristics
Unless otherwise specified, all limits guaranteed for at T
J
= 25˚C, V
+
= 5V, V
−
= 0V, V
CM
= V
O
= V
+
/2, and R
L
= 2kΩ to V
+
/2.
Boldface
limits apply at the temperature extremes.
Symbol
BW
BW
0.1dB
PBW
e
n
i
n
THD
DG
Parameter
−3dB BW
0.1dB Gain Flatness
Full Power Bandwidth
Input-Referred Voltage Noise
Input-Referred Current Noise
Total Harmonic Distortion
Differential Gain
Conditions
A
V
= +1, V
OUT
= 200mV
PP
A
V
= +2, −1, V
OUT
= 200mV
PP
A
V
= +2, R
L
= 150Ω to V+/2,
R
f
= 402Ω, V
OUT
= 200mV
PP
A
V
= +1, −1dB, V
OUT
= 2V
PP
f = 100kHz
f = 1kHz
f = 100kHz
f = 1kHz
f = 5MHz, V
O
= 2V
PP
, A
V
= +2
NTSC, A
V
= +2
R
L
=150Ω to V
+
/2
R
L
=1kΩ to V /2
DP
Differential Phase
NTSC, A
V
= +2
R
L
=150Ω to V
+
/2
R
L
=1kΩ to V
+
/2
CT Rej.
T
S
Cross-Talk Rejection
Settling Time
f = 5MHz, Receiver:
R
f
= R
g
= 510Ω, A
V
= +2
V
O
= 2V
PP
,
±
0.1%, 8pF Load
+
Min
90
Typ
120
46
15
22
17
48
0.90
3.3
−60
0.16
0.05
0.05
0.01
47
68
Max
Units
MHz
MHz
MHz
nV/
pA/
dBc
%
deg
dB
ns
3
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