LTC1060 Просмотр технического описания (PDF) - Linear Technology
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LTC1060 Datasheet PDF : 20 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC1060
Graph 10. Mode 1:
(fCLK/f0) vs fCLK and Q
1.0
VS= ±2.5V
TA = 25°C
0.8
fCLK
f0
=
100:1
0.6
0.4
Q = 20
0.2 Q = 50
0
– 0.2
0
Q=5
100 200
Q = 10
300 400 500 600 700
fCLK (MHz)
LTC1060 • TPC10
Graph 11. Mode 1:
(fCLK/f0) vs fCLK and Q
0.8
VS= ±2.5V
TA = 25°C
0.6
fCLK
f0
=
50:1
0.4
Q = 50
0.2
Q = 20
0
Q = 10
– 0.2
Q=5
– 0.4
0 100
200 300 400 500 600 700
fCLK (MHz)
LTC1060 • TPC11
Graph 13. Mode 1: (fCLK/f0) vs
fCLK and Temperature
1.0
0.8
TA = 25°C
85°C
0.6
– 55°C
0.4
0.2
0
– 0.2
0
125°C
VS= ± 2.5V
Q = 10
fCLK
f0
=
50:1
0.2 0.4 0.6 0.8
fCLK (kHz)
1.0 1.2
LTC1060 • TPC13
Graph 14. Mode 1:
Notch Depth vs Clock Frequency
120
100 Q = 10
100:1 Q = 1
100:1
80
VS= ±5V
TA = 25°C
VIN = 1VRMS
60
Q = 10
40
50:1
20
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
fCLK (MHz)
LTC1060 • TPC14
Graph 16. Mode 3:
Q Error vs Clock Frequency
VS = ±2.5V VS = ±5V TA = 25°C
20
10
20 Q = 5 20 10
50
fCLK
f0
=
100:1
10
50
Q=5
0
VS = ±2.5V VS = ±5V
20
10 Q = 5 20
50 20
10
50 10 Q = 5
fCLK
f0
=
50:1
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
fCLK (MHz)
LTC1060 • TPC16
Graph 17. Mode 3 (R2 = R4):
Q Error vs Clock Frequency
VS = ±7.5V
20
TA = 25°C
fCLK
f0
=
100:1
10
50 10 Q = 5
0
20
10
50
Q=5
10
fCLK
f0
=
50:1
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
fCLK (MHz)
LTC1060 • TPC17
Graph 12. Mode 1: (fCLK/f0) vs fCLK
and Temperature
1
VS= ±2.5V
Q = 10
0.8
0.6
fCLK
f0
=
100:1
85°C
TA = 25°C
125°C
– 55°C
0.4
0.2
0
0 0.2 0.4 0.6 0.8 1.0 1.2
fCLK (kHz)
LTC1060 • TPC12
Graph 15. Mode 3: Deviation of
(fCLK/f0) with Respect to Q = 10
Measurement
VS= ±5V
TA = 25°C
PIN 12 AT 100:1
0.1
0
(A)
– 0.1
– 0.2
– 0.3
(B)
– 0.4
– 0.5
fCLK = 500: 1
fO
R2 = 1
R4 5
R2 = 1
R4 2
fCLK = 200: 1
fO
0.1
1
10
100
IDEAL Q
LTC1060 • TPC15
Graph 18. Mode 3 (R2 = R4):
Measured Q vs fCLK and
Temperature
40
VS= ±5V 125°C
Q = 10
20
fCLK
f0
=
100:1
0
85°C
TA = 25°C
–55°C
– 20
125°C
40
20
fCLK
f0
=
50:1
85°C
0
TA = 25°C
–55°C
– 20
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
fCLK (MHz)
LTC1060 • TPC18
1060fb
5
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