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位置:首页 > IC型号导航 > 首字符L型号页 > 首字符L的型号第386页 > LTC1060 > LTC1060 PDF资料 > LTC1060 PDF资料2第5页
LTC1060
典型PERFOR一个CE特征
图10.模式1 :
(f
CLK
/f
0
) VS F
CLK
和Q
1.0
0.8
0.6
0.4
Q = 20
0.2
0
–0.2
0
Q=5
100
200
Q = 10
Q = 50
V
S
=
±2.5V
T
A
= 25°C
f
CLK
= 100:1
f
0
偏差从100: 1 (%)
偏差从100: 1 (%)
偏差从50: 1 (%)
300 400 500
f
CLK
(兆赫)
图13.模式1 : (F
CLK
/f
0
) VS
f
CLK
和温度
1.0
0.8
偏差从50: 1 (%)
0.6
0.4
125°C
0.2
0
–0.2
0
0.2
0.4
0.6
0.8
f
CLK
(千赫)
V
S
=
±2.5V
Q = 10
f
CLK
= 50:1
f
0
1.0
1.2
T
A
= 25°C
85°C
切口深度( dB)的
80
60
40
20
0
–55°C
120
100
f
CLK
偏差F的经就
O
Q = 10个测量( % )
图16.模式3 :
Q误差VS时钟频率
V
S
=
±2.5V
偏离理想Q( % )
V
S
=
±5V
50
20 10
偏离理想Q( % )
20
10
0
20
10
0
10 20 Q = 5
T
A
= 25°C
f
CLK
= 100:1
f
0
Q=5
Q误差( % )
50
V
S
=
±2.5V
V
S
=
±5V
10 Q = 5 20
20
50
10 Q = 5
50
f
CLK
= 50:1
f
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
f
CLK
(兆赫)
LTC1060 TPC16
ü W
600
图11.模式1 :
(f
CLK
/f
0
) VS F
CLK
和Q
0.8
0.6
0.4
0.2
0
Q = 10
– 0.2
Q=5
–0.4
700
图12.模式1 : (F
CLK
/f
0
) VS F
CLK
和温度
1
V
S
=
±2.5V
Q = 10
f
CLK
= 100:1
f
0
–55°C
V
S
=
±2.5V
T
A
= 25°C
f
CLK
= 50:1
f
0
0.8
0.6
0.4
0.2
0
85°C
T
A
= 25°C
125°C
Q = 50
Q = 20
0
100
200
300 400 500
f
CLK
(兆赫)
600
700
0
0.2
0.4
0.6
0.8
f
CLK
(千赫)
1.0
1.2
LTC1060 TPC10
LTC1060 TPC11
LTC1060 TPC12
图14.模式1 :
缺口深度VS时钟频率
Q = 10
100:1 Q = 1
100:1
V
S
=
±5V
T
A
= 25°C
V
IN
= 1V
RMS
图15.模式3 :偏差
(f
CLK
/f
0
)对于Q = 10
测量
V
S
=
±5V
T
A
= 25°C
PIN 12日100 : 1
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.1
1
IDEAL Q
10
100
LTC1060 TPC15
f
CLK
= 500: 1
f
O
R2 1
=
R4 5
(A)
R2 1
=
R4 2
(B)
f
CLK
= 200: 1
f
O
Q = 10
50:1
0
0.2
0.4
0.6 0.8 1.0
f
CLK
(兆赫)
1.2
1.4
1.6
LTC1060 TPC13
LTC1060 TPC14
图17.模式3( R 2 = R 4) :
Q误差VS时钟频率
40
图18.模式3( R 2 = R 4) :
测得的Q VS F
CLK
温度
V
S
=
±5V
125°C
Q = 10
20 f
CLK
= 100:1
f
0
0
125°C
–20
40 f
CLK
= 50:1
f
0
20
85°C
0
–20
0.2
20
10
0
20
10
0
V
S
=
±7.5V
T
A
= 25°C
f
CLK
= 100:1
f
0
50
10
Q=5
85°C
T
A
= 25°C
–55°C
10
50
Q=5
f
CLK
= 50:1
f
0
T
A
= 25°C
–55°C
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
f
CLK
(兆赫)
LTC1060 TPC17
0.4
0.6
0.8 1.0 1.2
f
CLK
(兆赫)
1.4
1.6
1.8
LTC1060 TPC18
1060fb
5

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