LTC1060 Просмотр технического описания (PDF) - Linear Technology
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LTC1060 Datasheet PDF : 20 Pages
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LTC1060
TYPICAL PERFOR A CE CHARACTERISTICS
Graph 19. Mode 3 (R2 = R4):
(fCLK/f0) vs fCLK and Q
0.8
VS= ± 5V
TA = 25°C
0.6
fCLK
f0
=
100:1
0.4
0.2
Q = 20, Q = 40, Q = 50
0
Graph 20. Mode 3 (R2 = R4):
(fCLK/f0) vs fCLK and Q
0.8
VS= ± 5V
TA = 25°C
0.6
fCLK
f0
=
50:1
0.4
Q = 20
Q = 50
0.2
Q = 10
0
Graph 21. Mode 3 (R2 = R4):
(fCLK/f0) vs fCLK and Temperature
1.0
VS= ± 5V
Q = 10
0.8 fCLK = 100:1
f0
0.6
0.4
85°C
125°C
TA = 25°C
0.2
–0.2 Q = 10
Q=5
– 0.4
0 0.2
0.4 0.6 0.8 1.0 1.2 1.4
fCLK (MHz)
LTC1060 • TPC19
Graph 22. Mode 3 (R2 = R4):
(fCLK/f0) vs fCLK and Temperature
1.0
VS= ±5V
Q = 10
0.8
fCLK
f0
=
100:1
0.6
125°C 85°C TA = 25°C
0.4
– 55°C
0.2
0
0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8
fCLK (MHz)
LTC1060 • TPC22
–0.2 Q = 5
– 0.4
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
fCLK (MHz)
LTC1060 • TPC20
Graph 23. Mode 3 (R2 = R4):
(fCLK/f0) vs fCLK and Temperature
0.8
VS= ± 2.5V
Q = 10
0.6
fCLK
f0
=
100:1
– 55°C
TA = 25°C
0.4
85°C
125°C
0.2
0
– 0.2
– 0.4
0
0.2 0.4 0.6 0.8
fCLK (MHz)
1.0 1.2
LTC1060 • TPC23
0
–55°C
–0.2
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
fCLK (MHz)
LTC1060 • TPC21
Graph 24. Mode 3 (R2 = R4):
(fCLK/f0) vs fCLK and Temperature
1.0
– 55°C
0.8
85°C
0.6
TA = 25°C
125°C
0.4
0.2
0
0
VS= ± 2.5V
Q = 10
fCLK
f0
=
100:1
0.2 0.4 0.6 0.8 1.0
fCLK (MHz)
LTC1060 • TPC24
6
Graph 25. Mode 1c (R5 = 0),
Mode 2 (R2 = R4) Q Error vs
Clock Frequency
VS= ±5V
TA = 25°C
20
fCLK
f0
=
70.7
1
10
Q = 20
MODE 2
R2 = R4
Q = 10
20
0
Q = 10
20
fCLK 35.37
Q = 20 20
f0 1
MODE 2
R2 = R4
10
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
fCLK (MHz)
LTC1060 • TPC25
Graph 26.Supply Current vs
Supply Voltage
20
18 fCLK ≤ 1MHz
16
14
TA = –55°C
12
10
TA = 25°C
8
6
TA = 125°C
4
2
0
±1 ±2 ±3 ±4 ±5 ±6 ±7 ±8 ±9 ±10 ±11
SUPPLY VOLTAGE (±V)
LTC1060 • TPC26
1060fb
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