LTC1069-1IS8#PBF Linear Technology, LTC1069-1IS8#PBF Datasheet - Page 4

• Manufacturer Part Number: LTC1069-1IS8#PBF
• Description: IC FILTR 8TH ORDER LOWPASS 8SOIC
• Manufacturer: Linear Technology

Specifications of LTC1069-1IS8#PBF

• Filter Type: Elliptic, Lowpass Switched Capacitor
• Frequency - Cutoff Or Center: 12kHz
• Number Of Filters: 1
• Max-order: 8th
• Voltage - Supply: 3.14 V ~ 11 V, ±1.57 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC1069-1
TYPICAL PERFORMANCE CHARACTERISTICS
4
–0.2
–0.4
–0.6
–0.8
–1.0
–0.5
–1.0
–1.5
–2.0
–10
–20
–30
–40
–50
–60
–70
–80
–90
1.0
0.8
0.6
0.4
0.2
2.0
1.5
1.0
0.5
10
0
0
0
0.5
0.5
1
Passband Gain vs Frequency
Passband Gain vs Clock
Frequency, V
Gain vs Supply Voltage
V
f
f
V
CLK
C
V
V
S
IN
1.0
S
IN
3
= 5kHz
1.5
= ±5V
= SINGLE 3.3V
= 2V
= 0.5V
= 500kHz
1.5
5
RMS
2.5
RMS
V
7
2.0
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
S
f
= ±5V
CLK
S
9
3.5
2.5 3.0
= Single 3.3V
= 500kHz
f
C
11 13 15 17 19 21
= 5kHz
4.5
3.5 4.0 4.5
V
f
V
V
f
S
CLK
CLK
5.5
IN
S
f
= 3.3V
C
= 5V
= 0.5V
= 7.5kHz
= 500kHz
= 750kHz
6.5
10691 G01
10691 G04
10691 G07
RMS
5.0
7.5
–180
–270
–360
–450
–540
–630
–720
–90
–0.5
–1.0
–1.5
–2.0
–10
–20
–30
–40
–50
–60
–70
–80
–90
2.0
1.5
1.0
0.5
0
10
0
0
0
Phase and Group Delay vs
Frequency
0.5
5
Transition Band Gain vs
Frequency
Passband Gain vs Clock
Frequency, V
GROUP DELAY
V
V
1.5
S
IN
1
= SINGLE 5V
= 1.2V
f
6
CLK
PHASE
2.5
= 500kHz
f
2
C
RMS
f
FREQUENCY (kHz)
3.5
CLK
= 5kHz
FREQUENCY (kHz)
FREQUENCY (kHz)
7
f
C
= 750kHz
S
4.5
3
= 7.5kHz
= Single 5V
5.5
8
4
6.5
V
f
f
CLK
C
S
= 5kHz
V
f
f
V
9
= SINGLE 5V
CLK
C
5
7.5 8.5 9.5 10.5
S
IN
= 500kHz
= 5kHz
f
= ±5V
CLK
= 2V
f
C
= 500kHz
= 10kHz
10
6
= 1MHz
RMS
10691 G08
10691 G02
10691 G05
7
11
0.6
0.5
0.4
0.3
0.2
0.1
0
1V/DIV
–0.5
–1.0
–1.5
–2.0
–70
–72
–74
–76
–78
–80
–82
–84
–86
–88
–90
2.0
1.5
1.0
0.5
0
11 12 13 14 15 16 17 18 19 20 21
1
Stopband Gain vs Frequency
Passband Gain vs Clock
Frequency, V
V
f
f
V
V
f
f
4V
Transient Response
CLK
C
V
V
CLK
IN
S
IN
S
S
IN
= 5kHz
P-P
= ±5V
= ±5V
= 500Hz
= 2V
3
= ±5V
= 500kHz
= 2V
= 1MHz
SQUARE WAVE
RMS
RMS
5
FREQUENCY (kHz)
f
f
FREQUENCY (kHz)
CLK
C
= 5kHz
S
= 500kHz
7
= ±5V
0.2ms/DIV
9
f
CLK
f
f
11
f
CLK
C
C
= 10kHz
= 15kHz
= 1.5MHz
= 1MHz
13
10691 G03
10691 G06
10691fa
10691 G09
15