LMH6555_14 Datasheet, PDF (9/37 Pages) Texas Instruments – LMH6555 Low Distortion 1.2 GHz Differential Driver

LMH6555
www.ti.com
SNOSAJ1C – NOVEMBER 2006 – REVISED MARCH 2011
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Unless otherwise specified, R_S1 = R_S2 = 50Ω, V_S = 3.3V, R_L = 100Ω differential, V_OUT = 0.8 V_PP. See DEFINITION OF TERMS
AND SPECIFICATIONS (ALPHABETICAL ORDER) for definition of terms used throughout the datasheet.
PSRR & PSRR_CM
vs.
Frequency
0
70 _25°C
CMRR
vs.
V_{I_CM}
-10
-20
PSRR
-30
-40°C
85°C
60
-40
50
PSRR_CM
-50
-60
0.01
80
70
60
50
40
30
20
0.1
0.1
1
10
100
FREQUENCY (MHz)
Figure 15.
CMRR
vs.
Frequency
1
10
100
FREQUENCY (MHz)
Figure 17.
1000
40
-0.4 0.1 0.6 1.1 1.6 2.1
V_{I_CM} (mV)
Figure 16.
Noise Density & Noise Figure
160
40
SE = SINGLE-ENDED INPUT
140
DI = DIFFERENTIAL INPUT ₃₅
R_S = 50: (SE) or 100: (DI)
120
30
100
25
80
NF, SE
20
60
15
NF, DI
40
10
20
OUTPUT NOISE
0
0.01 0.1
1
10
100
FREQUENCY (MHz)
Figure 18.
5
0
1000
S_Parameters
vs.
Frequency
0
SINGLE-ENDED INPUT
TO EACH OUTPUT
-10
-20
S22
-30
-40
S11
S12
-50
-60
-70
1
10
100
1000
FREQUENCY (MHz)
Figure 19.
Differential Output Offset Variation for
3 Representative Units
6
UNIT 3
4
2
UNIT 2
0
UNIT 2
-2
-4
UNIT 1
-6
-50 -25 0 25 50 75 100
TEMPERATURE (°C)
Figure 20.
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