ltc6400cud-26-trpbf Linear Technology Corporation, ltc6400cud-26-trpbf Datasheet - Page 7

• Manufacturer Part Number: ltc6400cud-26-trpbf
• Description: 1.8ghz Low Noise, Low Distortion Differential Adc Driver For 300mhz If
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
25
20
15
10
–10
–20
–30
–40
–50
–60
–70
–80
15
14
13
12
11
10
5
0
9
8
7
6
5
4
3
2
1
0
10
0
10
Frequency Response
10
Noise Figure and Input Referred
Noise Voltage vs Frequency
Input and Output Refl ection and
Reverse Isolation vs Frequency
TEST CIRCUIT B
NOISE FIGURE
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
100
100
S11
S22
S12
100
EN
TEST CIRCUIT B
1000
1000
640020 G01
640020 G07
640020 G04
3000
1000
3000
6
4
2
0
–0.2
–0.4
–0.6
–0.8
–1.0
250
200
150
100
1.0
0.8
0.6
0.4
0.2
50
0
0
10
1
Input and Output Impedance vs
Frequency
Gain 0.1dB Flatness
1.35
1.30
1.25
1.20
1.15
PHASE
IMPEDANCE MAGNITUDE
Small Signal Transient Response
0
R
L
= 87.5Ω PER OUTPUT
FREQUENCY (MHz)
FREQUENCY (MHz)
10
2
100
Z
Z
Z
OUT
OUT
IN
4
TIME (ns)
–OUT
+OUT
100
Z
TEST CIRCUIT B
IN
1000
6
640020 G05
640020 G02
1000
3000
8
50
30
10
–10
–30
–50
640020 G08
10
–100
–200
–300
–400
0
S21 Phase and Group Delay vs
Frequency
0
100
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
0
0
1
PSRR and CMRR vs Frequency
Large Signal Transient Response
0
PHASE
GROUP DELAY
R
200
L
= 87.5Ω PER OUTPUT
FREQUENCY (MHz)
2
400
LTC6400-20
FREQUENCY (MHz)
10
CMRR
4
TIME (ns)
600
–OUT
+OUT
PSRR
TEST CIRCUIT B
6
800
100
640020 G03
8
1000
640020 G06
640020 G09
640020f
1.2
0.9
0.6
0.3
0
7
1000
10