LT6604 Linear Technology Corporation, LT6604 Datasheet - Page 5

• Manufacturer Part Number: LT6604
• Description: Dual Very Low Noise, Differential Ampli?er And 5mhz Lowpass Filter
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
–10
–20
–30
–40
–50
–60
–70
–80
–100
–110
10
100
–50
–60
–80
–70
–90
0.1
0
10
0.1
1
Frequency Response
0.1
0.1
Output Impedance vs Frequency
Distortion vs Frequency
V
R
V
GAIN = 1
T
A
S
L
S
= 3V, V
= 800Ω, T
= 5V
= 25°C
DIFFERENTIAL INPUT,
2ND HARMONIC
DIFFERENTIAL INPUT,
3RD HARMONIC
SINGLE-ENDED INPUT,
2ND HARMONIC
SINGLE-ENDED INPUT,
3RD HARMONIC
IN
FREQUENCY (MHz)
1
FREQUENCY (MHz)
= 2V
A
FREQUENCY (MHz)
1
= 25°C, GAIN = 1
P-P
1
10
10
V
GAIN = 1
T
A
S
= 25°C
= 5V
66045 G01
66045 G04
66045 G07
100
100
10
–1
–2
–3
–4
–5
–6
–7
–8
–9
1
0
–100
–110
Passband Gain and Group Delay
0
–50
–60
–80
DELAY
GAIN = 1
T
–70
–90
GAIN
A
90
80
70
60
50
40
30
= 25°C
1
0.01
0.1
Common Mode Rejection Ratio
Distortion vs Frequency
V
R
V
GAIN = 1
V
T
S
2
L
S
IN
A
= 5V, V
= 800Ω, T
= 25°C
= 5V
= 1V
3
FREQUENCY (MHz)
DIFFERENTIAL INPUT,
2ND HARMONIC
DIFFERENTIAL INPUT,
3RD HARMONIC
SINGLE-ENDED INPUT,
2ND HARMONIC
SINGLE-ENDED INPUT,
3RD HARMONIC
P-P
0.1
4
IN
FREQUENCY (MHz)
FREQUENCY (MHz)
A
= 2V
= 25°C, GAIN = 1
5
P-P
6
1
1
7
8
66045 G02
10
9
10
66045 G08
66045 G05
20
120
110
100
90
80
70
60
50
40
30
100
10
13
12
11
10
9
8
7
6
5
4
3
–100
–110
0
Passband Gain and Group Delay
–40
–50
–60
–70
–80
–90
80
70
60
50
40
30
20
10
GAIN
DELAY
GAIN = 4
T
A
0
0.01
= 25°C
1
Power Supply Rejection Ratio
Distortion vs Signal Level
0
3RD HARMONIC,
5MHz INPUT
V
V
T
V + TO DIFFOUT
V
T
A
S
IN
S
A
2
= 3V
= 25°C
= 3V, R
= 25°C, GAIN = 1
= 200mV
3
FREQUENCY (MHz)
1
3RD HARMONIC,
1MHz INPUT
0.1
L
4
= 800Ω
INPUT LEVEL (V
FREQUENCY (MHz)
P-P
2ND HARMONIC,
5MHz INPUT
5
2
LT6604-5
6
1
2ND HARMONIC,
1MHz INPUT
7
3
P-P
8
)
10
66045 G03
9
4
10
66045 G06
66045 G09
120
110
100
90
80
70
60
50
40
30
20
66045f
5
100
5