參數(shù)資料
型號(hào): M2004-32I622.0800
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時(shí)鐘及定時(shí)
英文描述: 2004 SERIES, PLL BASED CLOCK DRIVER, 1 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), CQCC36
封裝: 9 X 9 MM, CERAMIC, LCC-36
文件頁(yè)數(shù): 7/10頁(yè)
文件大小: 403K
代理商: M2004-32I622.0800
M2004-x2 Datasheet Rev 1.3
6 of 10
Revised 10Sep2003
M2004-X2
FREQUENCY TRANSLATION PLL FAMILY
Preliminar y In f o r m atio n
External Loop Filter Component Values for M2004-421
VCSO Parameters: KVCO = 800kHz/V, RIN = 16k, VCSO Bandwidth = 700kHz. See AC Characteristics on pg. 8 for PLL Loop Constants.
Device Configuration
Example External Loop Filter Component Values
Nominal Performance Using These Values
FRef
(MHz)
F
VCSO
(MHz)
M Divider
Value
R loop
C loop
R post
C post
PLL Loop
Bandwidth
Damping
Factor
Passband
Peaking (dB)
19.44
622.08
32
13
k
0.47
F
33
k
220
pF
3.8k
Hz
5.6
0.06
19.44
622.08
32
39
k
0.022
F
20
k
220
pF
12.7k
Hz
7.7
0.03
19.44
622.08
32
2.2k
10.0
F
22
k
3300
pF
710
Hz
4.4
0.10
155.52
622.08
4
3.9
k
0.47
F
39
k
100
pF
11.0k
Hz
4.7
0.09
155.52
622.08
4
750
10.0
F
7.5
k
1000
pF
1.6k
Hz
4.2
0.10
Note 1: K
VCO , VCSO Bandwidth, M Divider Value, and External Loop Filter Component Values determine Loop Bandwidth, Damping
Factor, and Passband Peaking. For PLL Simulator software, go to www.icst.com.
External Loop Filter Component Values for M2004-22, M2004-32, and M2004-521
VCSO Parameters: KVCO = 800kHz/V, RIN = 2016k, VCSO Bandwidth = 700kHz. See AC Characteristics on pg. 8 for PLL Loop Constants.
Device Configuration
Example External Loop Filter Component Values
Nominal Performance Using These Values
FRef
(MHz)
F
VCSO
(MHz)
M Divider
Value
R loop
C loop
R post
C post
PLL Loop
Bandwidth
Damping
Factor
Passband
Peaking (dB)
19.44
622.08
32
120
k
0.47
F
50
k
1000
pF
265
Hz
4.6
0.09
19.44
622.08
32
660
k
0.022
F
50
k
1000
pF
1.83k
Hz
5.5
0.07
19.44
622.08
32
22k
10.0
F
50
k
5000
pF
47
Hz
3.9
0.12
155.52
622.08
4
50
k
0.47
F
33
k
500
pF
866
Hz
5.4
0.07
155.52
622.08
4
27
k
2.0
F
50
k
500
pF
500
Hz
6.0
0.05
77.76
622.08
8
50
1.0
F
33
k
500
pF
414
Hz
5.6
0.06
Note 1: K
VCO , VCSO Bandwidth, M Divider Value, and External Loop Filter Component Values determine Loop Bandwidth, Damping
Factor, and Passband Peaking. For PLL Simulator software, go to www.icst.com.
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