Datasheet
LMH6622
www.ti.com
SNOS986D –DECEMBER 2001–REVISED MARCH 2013
±6V Electrical Characteristics (continued)
Unless otherwise specified, T
J
= 25°C, V
+
= 6V, V
−
= −6V, V
CM
= 0V, A
V
= +2, R
F
= 500Ω, R
L
= 100Ω. Boldface limits apply
at the temperature extremes.
Symbol Parameter Conditions Min Typ Max Units
(1) (2) (1)
Distortion and Noise Response
e
n
Input Referred Voltage Noise f = 100kHz 1.6 nV/√Hz
i
n
Input Referred Current Noise f = 100kHz 1.5 pA/√Hz
DG Differential Gain R
L
= 150Ω, R
F
= 470Ω, NTSC 0.03 %
DP Differential Phase R
L
= 150Ω, R
F
= 470Ω, NTSC 0.03 deg
HD2 2
nd
Harmonic Distortion f
c
= 1MHz, V
O
= 2V
PP
, R
L
= 100Ω −90
dBc
f
c
= 1MHz, V
O
= 2V
PP
, R
L
= 500Ω −100
HD3 3
rd
Harmonic Distortion f
c
= 1MHz, V
O
= 2V
PP
, R
L
= 100Ω −94
dBc
f
c
= 1MHz, V
O
= 2V
PP
, R
L
= 500Ω −100
MTPR Upstream V
O
= 0.6 V
RMS
, 26kHz to 132kHz −78
(see Figure 35)
dBc
Downstream V
O
= 0.6 V
RMS
, 144kHz to 1.1MHz −70
(see Figure 35)
Input Characteristics
V
OS
Input Offset Voltage V
CM
= 0V −1.2 +0.2 +1.2
mV
−2 +2
TC V
OS
Input Offset Average Drift V
CM
= 0V
(4)
−2.5 μV/°C
I
OS
Input Offset Current V
CM
= 0V −1 −0.04 1 μA
−1.5 1.5
I
B
Input Bias Current V
CM
= 0V 4.7 10 μA
15
R
IN
Input Resistance Common Mode 17 MΩ
Differential Mode 12 kΩ
C
IN
Input Capacitance Common Mode 0.9 pF
Differential Mode 1.0 pF
CMVR Input Common Mode Voltage CMRR ≥ 60dB −4.75 −4.5
V
Range
5.5 +5.7
CMRR Common-Mode Rejection Ratio Input Referred, 80 100 dB
V
CM
= −4.2 to +5.2V 75
Transfer Characteristics
A
VOL
Large Signal Voltage Gain V
O
= 4V
PP
74 83 dB
70
X
t
Crosstalk f = 1MHz −75 dB
Output Characteristics
V
O
Output Swing No Load, Positive Swing 4.8 5.2
4.6
No Load, Negative Swing −5.0 −4.6
−4.4
V
R
L
= 100Ω, Positive Swing 4.0 4.6
3.8
R
L
= 100Ω, Negative Swing −4.6 −4
−3.8
R
O
Output Impedance f = 1MHz 0.08 Ω
(4) Offset voltage average drift is determined by dividing the change in V
OS
at temperature extremes into the total temperature change.
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