LTC1064 Linear Technology, LTC1064 Datasheet - Page 5

• Manufacturer Part Number: LTC1064
• Description: Low Noise/ Fast/ Quad Universal Filter Building Block
• Manufacturer: Linear Technology

TYPICAL PERFORMANCE CHARACTERISTICS
1.5
1.0
0.5
1.5
1.0
0.5
–5
–5
20
15
10
20
15
10
5
0
5
0
0
0
0
0
Mode 2, (f
Mode 3, (f
10
20
T
V
PIN 17 AT V
(R2/R4) = 3
T
C
R2 = R4
V
V
A
A
S
C
S
S
= 25 C
= 25 C
= 15pF
= 7.5V
= 7.5V
= 2.5V
40 60
20 30
CENTER FREQUENCY (kHz)
CENTER FREQUENCY (kHz)
C
C
CLK
CLK
= 22pF
40
80
+
Q = 5
Q = 5
100
50
/f
/f
O
O
48
44
40
36
32
28
24
20
16
12
120140160180
8
4
0
) = 50:1
60 70 80 90
) = 25:1
0
Power Supply Current vs
Supply Voltage
V
2
S
POWER SUPPLY VOLTAGE (V
V
= 5V
Q = 2
4
S
W
= 7.5V
Q = 2
C
Q = 2
6
C
200
100 110 120
= 39pF
Q = 1
8
1064 G04
1064 G07
U
10
12 14 16 18
–55 C
25 C
125 C
1.5
1.0
0.5
1.5
1.0
0.5
–5
–5
20
15
10
20
15
10
+
5
0
5
0
0
0
– V
0
0
20 22 24
Mode 2, (f
Mode 3, (f
V
V
V
–
S
S
10
10
S
)
1064 G10
= 2.5V V
= 2.5V
= 2.5V
20 30
20 30
CENTER FREQUENCY (kHz)
CENTER FREQUENCY (kHz)
V
S
V
CLK
CLK
40
40
S
= 2.5V
V
V
S
S
S
= 7.5V
= 5V
50
= 5V
50
= 7.5V
/f
/f
V
O
V
O
V
S
S
60 70 80 90
) = 100:1
S
60 70 80 90
) = 50:1
= 5V
= 5V
= 7.5V
T
PIN 17 AT V
(R2/R4) = 3
A
Harmonic Distortion, 8th Order
LP Butterworth, f
THD = 0.015% for 3V
= 25 C
T
C
R2 = R4
Q = 10
V
A
C
S
Q = 5
Q = 10
100110 120
= 25 C
= 5pF
100110 120
= 7.5V
1064 G05
1064 G08
–
C
240
220
200
180
160
140
120
100
1.5
1.0
0.5
80
60
40
20
= 20kHz,
–5
20
15
10
0
5
0
0
0
RMS
0
Mode 3, (f
Wideband Noise vs Q
V
ANY OUTPUT
R3 = R1
ONE SECOND ORDER
SECTION
MODE 1 OR 3
100:1 OR 50:1
S
10
2
= 2.5V
Input
V
20 30
4
S
= 2.5V
CENTER FREQUENCY (kHz)
6
V
S
1064 G11
CLK
40
8
= 5V
10
/f
50
O
V
12 14 16 18
) = 50:1
S
60 70 80 90
Q
= 5V
LTC1064
V
S
= 7.5V
T
C
R2 = R4
A
C
V
= 25 C
= 5pF
S
= 7.5V
100110 120
Q = 5
Q = 10
20 22 24
7.5V
5V
2.5V
1064 G09
1064 G06
5