Datasheet
4
LTC1069-1
FREQUENCY (kHz)
0.5
GAIN (dB)
6.5
1069-1 G04
2.5 4.5
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
1.5 3.5 5.5 7.5
f
CLK
= 750kHz
f
C
= 7.5kHz
f
CLK
= 500kHz
f
C
= 5kHz
V
S
= SINGLE 3.3V
V
IN
= 0.5V
RMS
Passband Gain vs Clock
Frequency, V
S
= Single 3.3V
FREQUENCY (kHz)
1
GAIN (dB)
13
1069-1 G06
59
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
3 7 11 15
f
CLK
= 1.5MHz
f
C
= 15kHz
V
S
= ±5V
V
IN
= 2V
RMS
f
CLK
= 500kHz
f
C
= 5kHz
f
CLK
= 1MHz
f
C
= 10kHz
FREQUENCY (kHz)
0.5
GAIN (dB)
6.5
1069-1 G05
2.5 4.5
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
1.5 3.5 5.5 7.5 8.5 9.5 10.5
f
CLK
= 500kHz
f
C
= 5kHz
V
S
= SINGLE 5V
V
IN
= 1.2V
RMS
f
CLK
= 750kHz
f
C
= 7.5kHz
f
CLK
= 1MHz
f
C
= 10kHz
Passband Gain vs Clock
Frequency, V
S
= Single 5V
Passband Gain vs Clock
Frequency, V
S
= ±5V
Phase and Group Delay vs
Frequency
FREQUENCY (kHz)
0
PHASE (DEG)
GROUP DELAY (ms)
6
1069-1 G08
24
0
–90
–180
–270
–360
–450
–540
–630
–720
0.6
0.5
0.4
0.3
0.2
0.1
0
1357
V
S
= SINGLE 5V
f
CLK
= 500kHz
f
C
= 5kHz
GROUP DELAY
PHASE
Gain vs Supply Voltage
Transient Response
0.2ms/DIV
V
S
= ±5V
f
CLK
= 1MHz
f
IN
= 500Hz
4V
P-P
SQUARE WAVE
1069-1 G09
1V/DIV
FREQUENCY (kHz)
135791113
15 17 19 21
GAIN (dB)
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
1069-1 G07
f
CLK
= 500kHz
V
IN
= 0.5V
RMS
V
S
= 5V
V
S
= 3.3V
V
S
= ±5V
THD + Noise vs Frequency
Dynamic Range
THD + Noise vs V
IN
(V
RMS
)
INPUT VOLTAGE (V
RMS
)
0.1 0.3
0.65
THD + NOISE (dB)
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
1.0
1.22 2.67
2.0
5.0
1069-1 G10
f
CLK
= 500kHz
f
IN
= 1kHz
V
S
= 3.3V
V
S
=
5V
V
S
=
±5V
INPUT FREQUENCY (kHz)
1
THD + NOISE (dB)
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
5432
1069-1 G12
f
CLK
= 500kHz
V
S
= 3.3V
V
IN
= 0.5V
RMS
V
S
= 5V
V
IN
= 1V
RMS
V
S
= ±5V
V
IN
= 2V
RMS
INPUT FREQUENCY (kHz)
1
THD + NOISE (dB)
–60
–62
–64
–66
–68
–70
–72
–74
–76
–78
–80
5432
1069-1 G11
f
CLK
= 500kHz
V
IN
= 300mV
RMS
V
S
= ±5V
V
S
= 5V
V
S
= 3.3V
THD + Noise vs Frequency
TYPICAL PERFORMANCE CHARACTERISTICS
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