LMH6502 Datasheet, PDF (3/19 Pages) National Semiconductor (TI) – Wideband, Low Power, Linear-in-dB Variable Gain Amplifier

Electrical Characteristics(Note 2) (Continued)
Unless otherwise specified, all limits guaranteed for T_J = 25˚C, V_S = ±5V, A_V(MAX) = 10, V_CM = 0V, R_F = 1kΩ, R_G = 174Ω,
V_{IN_DIFF} = ±0.1V, R_L = 100Ω, V_G = +2V. Boldface limits apply at the temperature extremes.
Min
Typ
Max
Symbol
Parameter
Conditions
(Note 6) (Note 6) (Note 6) Units
DC & Miscellaneous Performance
GACCU
G Match
K
Gain Accuracy (See Application
Note)
Gain Matching (See Application
Note)
Gain Multiplier
(See Application Notes)
V_G = 2.0V
1V < V_G < 2V
V_G = 2.0V
1 < V_G < 2V
0.0
+0.6
dB
+0.6/−0.3 +3.1/−3.6
–
±0.6
dB
–
+2.8/−3.9
1.61
1.72
1.84
V/V
1.58
1.91
V_CM
Input Voltage Range
Pin 3 & 6 Common Mode,
±2.0
±2.2
V
|CMRR| > 55dB (Note 9)
±1.70
V_{IN_DIFF} Differential Input Voltage
Between pins 3 & 6
±0.3
±0.12
±0.39
V
I _{RG_MAX} R_G Current
Pins 4 & 5
±1.70
±2.22
mA
±1.56
I_BIAS
Bias Current
TC I_BIAS
I _OFF
Bias Current Drift
Offset Current
Pins 3 & 6(Note 7)
Pins 3 & 6 (Note 7),
V_S = ±2.5V
Pin 3 & 6(Note 8)
Pin 3 & 6
9
18
20
µA
2.5
5
6
100
nA/˚C
0.01
2.0
µA
3.6
TC I_OFF
R_IN
C_IN
I_VG
TC I_VG
R _VG
C _VG
V_OUT
Offset Current Drift
Input Resistance
Input Capacitance
V_G Bias Current
V_G Bias Drift
V_G Input Resistance
V_G Input Capacitance
Output Voltage Range
(Note 8)
Pin 3 & 6
Pin 3 & 6
Pin 2, V_G = 0V(Note 7)
Pin 2(Note 8)
Pin 2
Pin 2
R_L = 100Ω
R_L = Open
±3.00
±2.95
±3.95
±3.82
5
750
5
−300
20
10
1.3
±3.20
±4.00
nA/˚C
kΩ
pF
µA
nA/˚C
kΩ
pF
V
R_OUT
I_OUT
V_O
OFFSET
Output Impedance
Output Current
Output Offset Voltage
DC
V_OUT = ±4V from Rails
0V < V_G < 2V
0.1
Ω
±80
±90
mA
±75
±80
±300
mV
±380
+PSRR +Power Supply Rejection Ratio
Input Referred, 1V change,
−69
−47
dB
−PSRR
CMRR
I_S
(Note 10)
−Power Supply Rejection Ratio
(Note 10)
Common Mode Rejection Ratio
(Note 9)
Supply Current
V_G = 2.2V
Input Referred, 1V change,
V_G = 2.2V
Input Referred,V_G = 2V
−1.8V < V_CM < 1.8V
No Load
V_S = ±2.5V, R_L= Open
−45
−58
−41
dB
−40
−72
dB
27
38
41
mA
9.3
16
19
3
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