LMH6553 Datasheet, PDF (5/24 Pages) National Semiconductor (TI) – 900 MHz Fully Differential Amplifier With Output Limiting Clamp

Symbol
Parameter
Conditions
Min
Typ
Max
(Note 8) (Note 7) (Note 8)
Noise Figure (See Figure 5)
50Ω System, A_V = 9, 10 MHz
10.3
Input Characteristics
I_BI
I_Boffset
Input Bias Current (Note 11)
Input Bias Current Differential
(Note 7)
V_CM = 0V, V_ID = 0V, I_Boffset = (I_B− - I_B+)/2
−90
45
90
−24
2
24
CMRR Common Mode Rejection Ratio DC, V_CM = 0V, V_ID = 0V
80
(Note 7)
R_IN
C_IN
CMVR
Input Resistance
Input Capacitance
Input Common Mode Voltage
Range
Differential
Differential
CMRR > 38 dB
15
0.5
±1.0 ±1.2
Output Performance
Output Voltage Swing (Note 7) Differential Output
5.32 5.47
I_OUT
Linear Output Current (Note 7)
V_OUT = 0V
I_SC
Short Circuit Current
One Output Shorted to Ground V_IN = 2V
Single-Ended (Note 6)
±75
±95
±140
Clamp Performance
V
CLAMP
V_CLAMP Voltage Range
Continuous Operation (Note 11)
V_CM
V_CM +
2.0
V_CLAMP Peak Voltage
(Note 14)
V_CM +
3.0
Default V_CLAMP Voltage
Upper Clamp Level Accuracy
V_CLAMP Floating
V_IN = 0V, V_CLAMP = +0.5V, V_CM = 0, V_O = +0.5V,
100% Overdrive
0.42
−39
0.48
−30
0.54
+39
Lower Clamp Level Accuracy
V_IN = 0V, V_CLAMP = +0.5V, V_CM = 0, V_O = −0.5V, −18
6
+18
100% Overdrive
Clamp Accuracy Temperature Drift
−0.1
Clamp Pin Bias Current
Clamp Pin Bias Drift
V_IN = 0V, V_CLAMP = 1V, V_CM = 0
23.5
0.3
Diff Amp Input Bias Shift
Linear to Clamped Operation
50
Clamp Pin Input Impedance
30
1
Clamp Pin Feedthrough
f = 10 MHz
−60
Clamp Bandwidth
0.5V_DC + 40 mV_PP, SE V_IN = 2V
125
Clamp Slew Rate
100% Overdrive
52
Clamp Overshoot
V_IN = 1V Step, A_V = 2 V/V, V_CLAMP = 0.5V,
105
V_CM= 0V, 100% Overdrive
Clamp Overshoot
V_IN = 1V Step, A_V= 2 V/V, V_CLAMP = 1V,
105
V_CM = 0.5V, 100% Overdrive
Clamp Overshoot Width
(Note 13)
650
Clamp Overdrive Recovery Time V_IN = 2V Step, A_V = 2 V/V, V_CLAMP = 0.5V,
600
V_CM = 0V, 50% Output Crossing
Linearity Guardband (Note 12)
f = 75 MHz, V_OD = 2 V_PP, R_L = 800, SFDR
40
Down 3 dB
Output Common Mode Control Circuit
Common Mode Small Signal
V_IN+ = V_IN− = 0
130
Bandwidth
V_OSCM
Slew Rate
Output Common Mode Error
V_IN+ = V_IN− = 0
Common Mode, V_IN = float, V_CM = 0
186
−20
2
20
Units
dB
µA
µA
dBc
Ω
pF
V
V_PP
mA
mA
V
V
mV
mV/°C
µA
µA/°C
µA
kΩ/pF
dB
MHz
V/µs
mV
mV
ps
ps
mV
MHz
V/μs
mV
5
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