Datasheet

LTC6405
9
6405fb
For more information www.linear.com/6405
Harmonic Distortion vs Frequency
Harmonic Distortion
vs Input Common Mode Voltage
Harmonic Distortion
vs Input Amplitude
FREQUENCY (MHz)
1
–120
DISTORTION (dBc)
–110
–100
–80
–60
10 100
–30
–40
–90
–70
–50
6405 G19
V
S
= 5V
V
OCM
= V
ICM
= 2.5V
V
TIP
= OPEN (2.8V)
R
LOAD
= 800Ω, V
OUTDIFF
= 2V
P-P
DIFFERENTIAL INPUTS
HD3
R
I
= R
F
= 200Ω
HD3
R
I
= R
F
= 499Ω
HD2
R
I
= R
F
= 499Ω
HD2
R
I
= R
F
= 200Ω
INPUT COMMON MODE VOLTAGE (V)
6405 G20
DISTORTION (dBc)
V
S
= 5V
V
OCM
= 2.5V
V
TIP
= OPEN (2.8V)
f
IN
= 50MHz
R
LOAD
= 800Ω
V
OUTDIFF
= 2V
P-P
DIFFERENTIAL INPUTS
–40
–50
–60
–70
–80
–90
–100
0 32.521.5 54.543.510.5
HD2
HD3
R
I
= R
F
= 200Ω
R
I
= R
F
= 499Ω
R
I
= R
F
= 200Ω
R
I
= R
F
= 499Ω
INPUT AMPLITUDE (dBm)
6405 G21
DISTORTION (dBc)
V
S
= 5V
V
OCM
= V
ICM
= 2.5V
V
TIP
= OPEN (2.8V)
f
IN
= 50MHz
R
LOAD
= 800Ω
R
I
= R
F
= 200Ω
DIFFERENTIAL INPUTS
HD3
HD2
–40
–50
–60
–70
–80
–90
–100
–2 86420–4
(0.4V
P-P
)
10
(2V
P-P
)
typical perForMance characteristics
Harmonic Distortion vs Frequency
Harmonic Distortion
vs Input Common Mode Voltage
Harmonic Distortion
vs Input Amplitude
Intermodulation Distortion
vs Frequency
Intermodulation Distortion
vs Input Common Mode Voltage
Intermodulation Distortion
vs Input Amplitude
INPUT COMMON MODE VOLTAGE (V)
6405 G23
DISTORTION (dBc)
V
S
= 5V
V
OCM
= 2.5V
V
TIP
= 2.35V
f
IN
= 50MHz
R
LOAD
= 800Ω
R
I
= R
F
= 499Ω
V
OUTDIFF
= 2V
P-P
SINGLE-ENDED INPUT
–40
–50
–60
–70
–80
–90
–100
0 32.521.5 54.543.510.5
HD2
HD3
FREQUENCY (MHz)
6405 G22
DISTORTION (dBc)
V
S
= 5V
V
OCM
= V
ICM
= 2.5V
V
TIP
= 2.35V
R
LOAD
= 800Ω
V
OUTDIFF
= 2V
P-P
SINGLE-ENDED INPUT
–30
–40
–50
–60
–70
–80
–90
–110
–100
HD2, R
I
= R
F
= 200Ω
HD2, R
I
= R
F
= 499Ω
HD3, R
I
= R
F
= 200Ω
HD3, R
I
= R
F
= 499Ω
1 10010
INPUT COMMON MODE VOLTAGE (V)
6405 G26
THIRD ORDER IMD (dBc)
V
S
= 5V
V
OCM
= 2.5V
V
TIP
= OPEN (2.8V)
f
IN
= 50MHz
R
LOAD
= 800Ω
R
I
= R
F
= 200Ω
2 TONES, 1MHz TONE SPACING,
2V
P-P
COMPOSITE
DIFFERENTIAL INPUTS
–40
–50
–60
–70
–80
–90
–100
0 32.521.5 54.543.510.5
INPUT AMPLITUDE (dBm)
6405 G24
DISTORTION (dBc)
V
S
= 5V
V
OCM
= V
ICM
= 2.5V
V
TIP
= 2.35V
f
IN
= 50MHz
R
LOAD
= 800Ω
R
I
= R
F
= 499Ω
SINGLE-ENDED INPUT
HD2
HD3
–40
–50
–60
–70
–80
–90
–100
–2 86420–4
(0.4V
P-P
)
10
(2V
P-P
)
INPUT AMPLITUDE (dBm)
6405 G27
THIRD ORDER IMD (dBc)
V
S
= 5V
V
OCM
= V
ICM
= 2.5V
V
TIP
= OPEN (2.8V)
f
IN
= 50MHz
R
LOAD
= 800Ω
R
I
= R
F
= 200Ω
2 TONES, 1MHz TONE SPACING
DIFFERENTIAL INPUTS
–40
–50
–60
–70
–80
–90
–100
–2 86420–4
(0.4V
P-P
)
10
(2V
P-P
)
FREQUENCY (MHz)
6405 G25
THIRD ORDER IMD (dBc)
V
S
= 5V
V
OCM
= V
ICM
= 2.5V
V
TIP
= OPEN (2.8V)
R
LOAD
= 800Ω
R
I
= R
F
= 200Ω
2 TONES, 1MHz TONE SPACING,
2V
P-P
COMPOSITE
DIFFERENTIAL INPUTS
–30
–40
–50
–60
–70
–80
–90
–110
–100
1 10010
(QFN Package)