参数资料
型号: MK1575-01GLFTR
厂商: IDT, Integrated Device Technology Inc
文件页数: 11/14页
文件大小: 0K
描述: IC CLOCK RECOVERY PLL 16-TSSOP
标准包装: 1
类型: 时钟和数据恢复(CDR),多路复用器
PLL:
主要目的: 视频
输入: 时钟
输出: LVCMOS
电路数: 1
比率 - 输入:输出: 1:2
差分 - 输入:输出: 无/无
频率 - 最大: 80MHz
电源电压: 3.15 V ~ 3.45 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 标准包装
产品目录页面: 1254 (CN2011-ZH PDF)
其它名称: 800-1874-6
MK1575-01
CLOCK RECOVERY PLL
CLOCK SYNTHESIZER
IDT CLOCK RECOVERY PLL
6
MK1575-01
REV P 051310
Loop Filter Capacitor Type
Clock Jitter and input-to-output skew performance of the
MK1575-01 can be affected by loop filter capacitor type.
Cost vs. performance trade-offs can be made when
choosing capacitor types. Performance differences are best
determined through experimentation.
Recommended capacitors can be found at
http://www.idt.com.
Example Loop Filter Component Values for Pre-Configured Frequency
Combinations Listed on Page 1.
Notes:
1) This loop filter selection is optimized for cost and component size. It provides stable clock outputs and moderate
input reference jitter attenuation. This configuration could be used when producing an internal system clock, one which
will not be used as a data transmit clock when locked to a recovered data clock.
2) This loop filter selection is optimized for low pass-band peaking. This configuration should be used when generating
data transmit clock that is locked to a recovered data clock. This will ensure that the data clock conforms with Belcore
GR-1244-CORE wander transfer specifications.
3) A loop bandwidth of 700 Hz and damping factor of 0.7 is typical for video genlock applications. This combination
assures minimal Hsync frequency modulation of the pixel clock yet genlocking.
4) Example vendors and part numbers for above capacitor selections:
0.15
μF
Panasonic ECP-U1C154MA5 (SMT film type, 1206 size, available from DigiKey)
Addr
Input
Frequency
Output
Frequency
(MHz)
N Factor
RS
CS
CB
Loop
BW
(-3dB)
Loop
Damp
Passband
Peaking
Notes
CLK1 CLK2
000
8 kHz
3.088
1.544
24704
15 k
Ω
1
μF
2.2 nF
363 Hz
2.5
0.19 dB
1
000
8 kHz
3.088
1.544
24704
6.8 k
Ω
10
μF
4.7 nF
199 Hz
4.46
0.06 dB
2
001
8 kHz
16.384
2.048
32768
18 k
Ω
1
μF
2.2 nF
425 Hz
3.24
0.12 dB
1
001
8 kHz
16.384
2.048
32768
8.2 k
Ω
10
μF
4.7 nF
181 Hz
4.67
0.05 dB
2
010
8 kHz
34.368 17.184
34368
18 k
Ω
1
μF
2.2 nF
405 Hz
3.16
0.13 dB
1
010
8 kHz
34.368 17.184
34368
8.2 k
Ω
10
μF
4.7 nF
173 Hz
4.56
0.06 dB
2
011
8 kHz
44.736 22.368
22368
12 k
Ω
1
μF
1 nF
390 Hz
2.62
0.17 dB
1
011
8 kHz
44.736 22.368
22368
6.8 k
Ω
10
μF
4.7 nF
219 Hz
4.69
0.05 dB
2
100
15.625 kHz
54
27
13824
10 k
Ω 0.068 μF 3.3 nF 758 Hz 0.72
2.16 dB
3
101
15.734 kHz
54
27
13728
10 k
Ω 0.068 μF 3.3 nF 760 Hz 0.73
2.15 dB
3
110
15.625 kHz
35.468 17.734
18160
10 k
Ω 0.068 μF 3.3 nF 760 Hz 0.73
2.15 dB
3
111
15.734 kHz
28.636 14.318
14560
10 k
Ω 0.068 μF 4.7 nF 721 Hz
0.7
2.42 dB
3
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