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参数资料
| 型号： | CY28547LFXC |
| 厂商： | Silicon Laboratories Inc |
| 文件页数： | 10/24页 |
| 文件大小： | 0K |
| 描述： | IC CLOCK CK505/410M INTEL 72QFN |
| 标准包装： | 240 |
| 类型： | 时钟/频率发生器 |
| PLL： | 是 |
| 主要目的： | Intel CPU 服务器 |
| 输入： | LVTTL，晶体 |
| 输出： | HCSL，LVCMOS |
| 电路数： | 1 |
| 比率 - 输入:输出： | 3:23 |
| 差分 - 输入:输出： | 无/是 |
| 频率 - 最大： | 200MHz |
| 电源电压： | 3.135 V ~ 3.465 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 72-VFQFN 裸露焊盘 |
| 供应商设备封装： | 72-QFN（10x10） |
| 包装： | 托盘 |
CY28547
.....................Document #: 001-05103 Rev *B Page 18 of 24
AC Electrical Specifications
Parameter
Description
Condition
Min.
Max.
Unit
Crystal
TDC
XIN Duty Cycle
The device will operate reliably with input duty
cycles up to 30/70 but the REF clock duty cycle
will not be within specification
47.5
52.5
%
TPERIOD
XIN Period
When XIN is driven from an external clock source 69.841
71.0
ns
TR/TF
XIN Rise and Fall Times
Measured between 0.3VDD and 0.7VDD
–
10.0
ns
TCCJ
XIN Cycle to Cycle Jitter
As an average over 1-
s duration
–
500
ps
CPU
TDC
CPUT and CPUC Duty Cycle
Measured at 0V differential at 0.1s
45
55
%
TPERIOD
100 MHz CPUT and CPUC Period
Measured at 0V differential at 0.1s
9.99900
10.0100
ns
TPERIOD
133 MHz CPUT and CPUC Period
Measured at 0V differential at 0.1s
7.49925
7.50075
ns
TPERIOD
166 MHz CPUT and CPUC Period
Measured at 0V differential at 0.1s
5.99940
6.00060
ns
TPERIOD
200 MHz CPUT and CPUC Period
Measured at 0V differential at 0.1s
4.99950
5.00050
ns
TPERIOD
266 MHz CPUT and CPUC Period
Measured at 0V differential at 0.1s
3.74963
3.75038
ns
TPERIOD
333 MHz CPUT and CPUC Period
Measured at 0V differential at 0.1s
2.99970
3.00030
ns
TPERIOD
400 MHz CPUT and CPUC Period
Measured at 0V differential at 0.1s
2.49975
2.50025
ns
TPERIODSS
100 MHz CPUT and CPUC Period,
SSC
Measured at 0V differential at 0.1s
10.02406 10.02607
ns
TPERIODSS
133 MHz CPUT and CPUC Period,
SSC
Measured at 0V differential at 0.1s
7.51804
7.51955
ns
TPERIODSS
166 MHz CPUT and CPUC Period,
SSC
Measured at 0V differential at 0.1s
6.01444
6.01564
ns
TPERIODSS
200 MHz CPUT and CPUC Period,
SSC
Measured at 0V differential at 0.1s
5.01203
5.01303
ns
TPERIODSS
266 MHz CPUT and CPUC Period,
SSC
Measured at 0V differential at 0.1s
3.75902
3.75978
ns
TPERIODSS
333 MHz CPUT and CPUC Period,
SSC
Measured at 0V differential at 0.1s
3.00722
3.00782
ns
TPERIODSS
400 MHz CPUT and CPUC Period,
SSC
Measured at 0V differential at 0.1s
2.50601
2.50652
ns
TPERIODAbs 100 MHz CPUT and CPUC Absolute
period
Measured at 0V differential at 1 clock
9.91400
10.0860
ns
TPERIODAbs 133 MHz CPUT and CPUC Absolute
period
Measured at 0V differential at 1 clock
7.41425
7.58575
ns
TPERIODAbs 166 MHz CPUT and CPUC Absolute
period
Measured at 0V differential @ 1 clock
5.91440
6.08560
ns
TPERIODAbs 200 MHz CPUT and CPUC Absolute
period
Measured at 0V differential @ 1 clock
4.91450
5.08550
ns
TPERIODAbs 266 MHz CPUT and CPUC Absolute
period
Measured at 0V differential @ 1 clock
3.66463
3.83538
ns
TPERIODAbs 333 MHz CPUT and CPUC Absolute
period
Measured at 0V differential @ 1 clock
2.91470
3.08530
ns
TPERIODAbs 400 MHz CPUT and CPUC Absolute
period
Measured at 0V differential @ 1 clock
2.41475
2.58525
ns
TPERI-
ODSSAbs
100 MHz CPUT and CPUC Absolute
period, SSC
Measured at 0V differential @ 1 clock
9.91406
10.1362
ns
TPERI-
ODSSAbs
133 MHz CPUT and CPUC Absolute
period, SSC
Measured at 0V differential @ 1 clock
7.41430
7.62340
ns
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