LT6604 Linear Technology Corporation, LT6604 Datasheet - Page 6

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

LT6604-5
TYPICAL PERFORMANCE CHARACTERISTICS
6
–100
–110
–40
–50
–60
–70
–80
–90
0
Distortion vs Signal Level
V
R
2ND HARMONIC
5MHz INPUT
S
L
= 5V
= 800Ω, T
1
2ND HARMONIC
1MHz INPUT
–100
–120
–20
–40
–60
–80
INPUT LEVEL (V
20
A
36
34
32
30
28
26
24
22
20
0
= 25°C, GAIN = 1
3RD HARMONIC
1MHz INPUT
0
2
Single Channel Supply Current vs
Total Supply Voltage
Distortion vs Temperature
COMPRESSION POINTS
2
1dB PASSBAND GAIN
3RD HARMONIC
5MHz INPUT
1
3RD HARMONIC
T
4
TOTAL SUPPLY VOLTAGE (V)
T
A
3
1MHz INPUT LEVEL (V
A
= 25°C
P-P
2
T
= –40°C
A
T
)
= 25°C
A
= 85°C
6
3
4
3RD HARMONIC
T
2ND HARMONIC
T
A
A
66045 G10
= 85°C
= 25°C
4
8
5
2ND HARMONIC
T
1MHz T
1MHz T
A
5
= 85°C
P-P
)
10
A
A
= 25°C
= 85°C
6
–100
–110
66045 G15
66045 G13
–40
–50
–60
–70
–80
–90
–3
12
Distortion vs Input Common Mode
Voltage
7
GAIN = 1, V
2V
R
L
P-P
= 800Ω, T
INPUT COMMON MODE VOLTAGE
–2
1MHz INPUT
MID
RELATIVE TO V
A
–1
= 25°C
= V
S
–100
–110
/2
–40
–50
–60
–70
–80
–90
0
–1.5 –1.0
Distortion vs Output
Common Mode Voltage
MID
GAIN = 4
V
T
0.5V
R
2ND HARMONIC,
V
3RD HARMONIC,
V
2ND HARMONIC,
V
3RD HARMONIC,
V
A
MID
L
S
S
S
S
1
= 25°C
= 800Ω
(V)
= 3V
= 3V
= 5V
= 5V
P-P
= V
200mV/DIV
200mV/DIV
500mV/DIV
–0.5
1MHz INPUT
VOLTAGE V
S
/2
2
OUT
OUT
66045 G11
IN
IN
0
–
+
–
+
3
Transient Response, Differential
Gain = 1, Single-Ended Input,
Differential Output
OCM
0.5 1.0
TO V
–100
–110
MID
–40
–50
–90
–60
–70
–80
1.5
(V)
–3
Distortion vs Input Common Mode
Voltage
GAIN = 4, V
2V
R
100ns/DIV
L
P-P
2.0
= 800Ω, T
66045 G16
INPUT COMMON MODE VOLTAGE
–2
1MHz INPUT
2.5
RELATIVE TO V
MID
A
–1
= 25°C
= V
S
/2
2ND HARMONIC, V
3RD HARMONIC, V
2ND HARMONIC, V
3RD HARMONIC, V
2ND HARMONIC, V
3RD HARMONIC, V
0
66045 G14
2ND HARMONIC,
V
3RD HARMONIC,
V
2ND HARMONIC,
V
3RD HARMONIC,
V
MID
S
S
S
S
1
= 3V
= 3V
= 5V
= 5V
(V)
2
66045 G12
S
S
S
S
S
S
66045f
= 3V
= 3V
= 5V
= 5V
= 5V
= 5V
3