Datasheet

LT1993-10
8
199310fb
Input Refl ection Coeffi cient vs
Frequency
Output Refl ection Coeffi cient vs
Frequency
PSRR, CMRR vs Frequency
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Small-Signal Transient Response Large-Signal Transient Response Overdrive Recovery Time
Distortion vs Output Common
Mode Voltage, LT1933-10 Driving
LTC2249 14-Bit ADC Turn-On Time
Turn-Off Time
FREQUENCY (MHz)
10
INPUT REFLECTION COEFFICIENT (S11)
0
–5
–50
–45
–40
–35
–30
–25
–20
–15
–10
100 1000
199310 G19
MEASURED USING DC800A DEMO BOARD
FREQUENCY (MHz)
10
OUTPUT REFLECTION COEFFICIENT (S22)
0
–5
–50
–45
–40
–35
–30
–25
–20
–15
–10
100 1000
199310 G20
MEASURED USING DC800A DEMO BOARD
FREQUENCY (MHz)
1
PSRR, CMRR (dB)
100
90
80
70
60
50
40
30
20
10
0
10 100 1000
199310 G21
CMRR
PSRR
UNFILTERED OUTPUTS
TIME (ns)
0
OUTPUT VOLTAGE (V)
2.0
2.5
3.0
225200 250
1.5
1.0
0
50
100
150
175
25
75
125
0.5
4.0
3.5
+OUT
–OUT
R
LOAD
= 100Ω
PER OUTPUT
OUTPUT COMMON MODE VOLTAGE (V)
1.2
DISTORTION (dBc)
–64
–66
–68
–72
–70
–74
–76
199310 G25
1.81.61.4 2.0 2.2
2.62.4
FILTERED OUTPUTS, NO R
LOAD
V
OUT
= 70MHz 2V
P-P
HD3
HD2
TIME (ns)
0
VOLTAGE (V)
1
2
500 625
4
2
–2
125
250
375
0
4
3
0
+OUT
–OUT
ENABLE
R
LOAD
= 100Ω PER OUTPUT
TIME (ns)
0
VOLTAGE (V)
1
2
500 625
4
2
–2
125
250
375
0
4
3
0
+OUT
–OUT
ENABLE
R
LOAD
= 100Ω PER OUTPUT
TIME (ns)
0
2.20
OUTPUT VOLTAGE (V)
2.22
2.24
2.26
15 30 5010 25 40 4552035
2.18
2.16
2.14
2.12
2.28
R
LOAD
= 100 PER OUTPUT
TIME (ns)
0
2.2
OUTPUT VOLTAGE (V)
2.4
2.6
2.8
15 30 5010 25 40 4552035
2.0
1.8
1.6
1.4
3.0
R
LOAD
= 100 PER OUTPUT