LT6604-2.5
5
660425fa
FREQUENCY (Hz)
1k
40
CMRR
(dB)
80
90
110
100
100k
10k
1M
10M
100M
660425 G05
70
60
50
VIN = 1VP-P
VS = 5V
RIN = 1580Ω
GAIN = 1
TYPICAL PERFORMANCE CHARACTERISTICS
Frequency Response
Passband Gain and Group Delay
Output Impedance vs Frequency
(OUT+ or OUT–)
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Distortion vs Frequency
FREQUENCY (Hz)
100k
–36
GAIN
(dB)
–24
–12
0
12
1M
10M
50M
660425 G01
–48
–60
–84
–96
–72
VS = 2.5V
RIN = 1580Ω
GAIN = 1
FREQUENCY (MHz)
0.5
GAIN
(dB)
GROUP
DELAY
(ns)
–3
–1
1
2.5
660425 G02
–5
–7
–4
–2
0
–6
–8
–9
240
280
320
200
160
220
260
300
180
140
120
1.0
1.5
2.0
0.75
2.75
1.25
1.75
2.25
3.0
VS = 5V
RIN = 1580Ω
GAIN = 1
TA = 25 C
GAIN
GROUP DELAY
GAIN
(dB)
8
10
12
660425 G03
6
4
7
9
11
5
3
2
FREQUENCY (MHz)
0.5
GROUP
DELAY
(ns)
2.5
240
280
320
200
160
220
260
300
180
140
120
1.0
1.5
2.0
0.75
2.75
1.25
1.75
2.25
3.0
VS = 5V
RIN = 402Ω
GAIN = 4
TA = 25 C
GAIN
GROUP DELAY
FREQUENCY (Hz)
1
OUTPUT
IMPEDANCE
(Ω)
10
100k
10M
100M
660425 G04
0.1
1M
100
FREQUENCY (Hz)
1k
PSRR
(dB)
100k
10k
1M
10M
100M
660425 G06
40
50
60
70
80
30
20
10
0
90
V+ TO
DIFFERENTIAL OUT
VS = 3V
FREQUENCY (MHz)
0.1
–110
DISTORTION
(dBc)
–70
–60
110
660425 G07
–80
–90
–100
DIFFERENTIAL INPUT,
2ND HARMONIC
DIFFERENTIAL INPUT,
3RD HARMONIC
SINGLE-ENDED INPUT,
2ND HARMONIC
SINGLE-ENDED INPUT,
3RD HARMONIC
VIN = 2VP-P
VS = 3V
RL = 800Ω AT
EACH OUTPUT
GAIN = 1
FREQUENCY (MHz)
0.1
–110
DISTORTION
(dBc)
–70
–60
110
660425 G08
–80
–90
–100
DIFFERENTIAL INPUT,
2ND HARMONIC
DIFFERENTIAL INPUT,
3RD HARMONIC
SINGLE-ENDED INPUT,
2ND HARMONIC
SINGLE-ENDED INPUT,
3RD HARMONIC
VIN = 2VP-P
VS = 5V
RL = 800Ω AT
EACH OUTPUT
GAIN = 1
FREQUENCY (MHz)
0.1
–110
DISTORTION
(dBc)
–70
–60
110
660425 G09
–80
–90
–100
DIFFERENTIAL INPUT,
2ND HARMONIC
DIFFERENTIAL INPUT,
3RD HARMONIC
SINGLE-ENDED INPUT,
2ND HARMONIC
SINGLE-ENDED INPUT,
3RD HARMONIC
VIN = 2VP-P
VS = 5V
RL = 800Ω AT
EACH OUTPUT
GAIN = 1