LTC6405 Linear Technology, LTC6405 Datasheet - Page 9

• Manufacturer Part Number: LTC6405
• Description: Rail-to-Rail Input Differential Amplifier/Driver
• Manufacturer: Linear Technology

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TYPICAL PERFORMANCE CHARACTERISTICS
–100
–110
–100
–110
–110
–120
–100
–30
–40
–50
–60
–70
–80
–90
–30
–40
–50
–60
–70
–80
–90
–30
–40
–50
–60
–70
–80
–90
1
1
1
Harmonic Distortion vs Frequency
Intermodulation Distortion
vs Frequency
Harmonic Distortion vs Frequency
V
V
V
V
V
V
R
R
2 TONES, 1MHz TONE SPACING,
2V
DIFFERENTIAL INPUTS
V
V
V
R
DIFFERENTIAL INPUTS
S
OCM
TIP
S
OCM
TIP
LOAD
I
S
OCM
TIP
LOAD
P-P
= R
= 5V
= 5V
= 5V
= 2.35V
= OPEN (2.8V)
= OPEN (2.8V)
HD2
R
HD3
R
= V
= V
F
COMPOSITE
= V
I
= 800
I
= 800 , V
= 200
= R
= R
ICM
ICM
ICM
F
F
= 2.5V
FREQUENCY (MHz)
= 499
FREQUENCY (MHz)
= 200
FREQUENCY (MHz)
= 2.5V
= 2.5V
HD3
R
OUTDIFF
I
= R
R
V
SINGLE-ENDED INPUT
10
10
10
OUTDIFF
LOAD
F
HD2, R
HD2, R
HD3, R
HD3, R
= 499
= 2V
= 800
= 2V
P-P
I
I
I
I
HD2
R
= R
= R
= R
= R
I
= R
P-P
F
F
F
F
F
= 200
= 499
= 200
= 499
= 200
6405 G19
6405 G22
6405 G25
100
100
100
–100
–100
–100
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
0
0
0
Harmonic Distortion
vs Input Common Mode Voltage
Intermodulation Distortion
vs Input Common Mode Voltage
Harmonic Distortion
vs Input Common Mode Voltage
V
V
V
f
V
V
V
f
V
V
V
f
R
R
2TONES,1MHz TONE SPACING,
DIFFERENTIAL INPUTS
2V
IN
IN
IN
S
OCM
TIP
S
OCM
TIP
LOAD
I
S
OCM
TIP
0.5
0.5
0.5
= R
= 5V
= 50MHz
P-P
= 5V
= 50MHz
= 5V
= 50MHz
R
INPUT COMMON MODE VOLTAGE (V)
INPUT COMMON MODE VOLTAGE (V)
INPUT COMMON MODE VOLTAGE (V)
= OPEN (2.8V)
= 2.35V
= OPEN (2.8V)
I
F
= 2.5V
= 2.5V
= 2.5V
= 800
= R
COMPOSITE
1
1
1
= 200
HD2
F
R
1.5
1.5
1.5
= 499
HD3
I
= R
HD3
R
R
V
SINGLE-ENDED INPUT
LOAD
I
OUTDIFF
2
2
2
F
= R
= 200
HD2
R
V
DIFFERENTIAL INPUTS
2.5
2.5
2.5
F
= 800
OUTDIFF
LOAD
= 499
= 2V
3
3
3
= 800
R
R
I
P-P
I
= R
= 2V
3.5
3.5
3.5
= R
F
F
P-P
= 200
= 499
4
4
4
4.5
4.5
4.5
6405 G20
6405 G23
6405 G26
(QFN Package)
5
5
5
–100
–100
–100
–40
–50
–60
–70
–80
–90
(0.4V
–40
–50
–60
–70
–80
–90
(0.4V
–40
–50
–60
–70
–80
–90
(0.4V
–4
–4
–4
Harmonic Distortion
vs Input Amplitude
Harmonic Distortion
vs Input Amplitude
Intermodulation Distortion
vs Input Amplitude
P-P
P-P
P-P
V
V
V
f
R
R
DIFFERENTIAL INPUTS
V
V
V
f
R
R
SINGLE-ENDED INPUT
V
V
V
f
R
R
2 TONES, 1MHz TONE SPACING
DIFFERENTIAL INPUTS
IN
IN
IN
S
OCM
TIP
LOAD
I
S
OCM
TIP
S
OCM
TIP
LOAD
I
LOAD
I
)
= R
)
)
= R
= 5V
= 50MHz
= R
= 5V
= 50MHz
= 5V
= 50MHz
–2
–2
–2
= OPEN (2.8V)
= 2.35V
= OPEN (2.8V)
F
= V
= V
F
= V
F
= 800
= 800
= 800
= 200
= 499
= 200
ICM
INPUT AMPLITUDE (dBm)
ICM
ICM
INPUT AMPLITUDE (dBm)
INPUT AMPLITUDE (dBm)
0
0
0
= 2.5V
= 2.5V
= 2.5V
2
2
2
LTC6405
4
4
4
6
6
6
HD3
HD2
HD2
HD3
8
8
8
6405 G21
6405 G24
6405 G27
(2V
(2V
(2V
6405fa
9
10
10
10
P-P
P-P
P-P
)
)
)