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參數(shù)資料
| 型號(hào)： | CY22381SI |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | Three-PLL General Purpose FLASH Programmable Clock Generator |
| 中文描述： | 三鎖相環(huán)通用閃存可編程時(shí)鐘發(fā)生器 |
| 文件頁(yè)數(shù)： | 5/8頁(yè) |
| 文件大小： | 143K |
| 代理商： | CY22381SI |
CY22381
Document #: 38-07012 Rev. *D
Page 5 of 8
Switching Characteristics
Parameter
1/t
1
Name
Description
Min.
–
–
45%
Typ.
–
–
50%
Max.
200
166
55%
Unit
MHz
MHz
Output Frequency
[3, 4]
Clock output limit, Commercial
Clock output limit, Industrial
Duty cycle for outputs, defined as t
2
÷
t
1
,
Fout < 100 MHz, divider >= 2, measured
at V
DD
/2
Duty cycle for outputs, defined as t
2
÷
t
1
,
Fout > 100 MHz or divider = 1, measured
at V
DD
/2
Output clock rise time, 20% to 80% of V
DD
Output clock fall time, 20% to 80% of V
DD
Time for output to enter or leave
three-state mode after SHUTDOWN/OE
switches
Peak-to-peak period jitter, CLK outputs
measured at V
DD
/2
PLL Lock Time from Power-up
t
2
Output Duty Cycle
[3, 5]
40%
50%
60%
t
3
t
4
t
5
Rising Edge Slew Rate
[3]
Falling Edge Slew Rate
[3]
Output Three-state Timing
[3]
0.75
0.75
–
1.4
1.4
150
–
–
V/ns
V/ns
ns
300
t
6
Clock Jitter
[3, 6]
–
200
–
ps
t
7
Lock Time
[3]
–
1.0
3
ms
Switching Waveforms
Notes:
4. Guaranteed to meet 20% – 80% output thresholds and duty cycle specifications.
5. Reference Output duty cycle depends on XTALIN duty cycle.
6. Jitter varies significantly with configuration. Reference Output jitter depends on XTALIN jitter and edge rate.
t
1
OUTPUT
t
2
t
3
t
4
All Outputs, Duty Cycle and Rise/Fall Time
t
5
OE
ALL
OUTPUTS
t
5
Output Three-State Timing
THREE-STATE
CLK Output Jitter
CLK
OUTPUT
t
6
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CY22381 | Three-PLL General Purpose FLASH Programmable Clock Generator |
| CY22381FC | Three-PLL General Purpose FLASH Programmable Clock Generator |
| CY22381FCT | Three-PLL General Purpose FLASH Programmable Clock Generator |
| CY22381FI | Three-PLL General Purpose FLASH Programmable Clock Generator |
| CY22381FIT | Three-PLL General Purpose FLASH Programmable Clock Generator |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CY22381SI-137 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| CY22381SI-144 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| CY22381SI-144T | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
| CY22381SI-146 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Cypress Semiconductor 功能描述: |
| CY22381SI-146T | 制造商:Cypress Semiconductor 功能描述:Programmable PLL Clock Multiplier Triple 8-Pin SOIC T/R |
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