参数资料
型号: CY28508OXC
厂商: Silicon Laboratories Inc
文件页数: 1/13页
文件大小: 0K
描述: IC CLOCK SSCG 3DIFF PAIR 28SSOP
标准包装: 47
类型: *
PLL:
输入: 晶体
输出: 时钟
电路数: 1
比率 - 输入:输出: 1:4
差分 - 输入:输出: 无/是
频率 - 最大: 333.3MHz
除法器/乘法器: 是/无
电源电压: 2.375 V ~ 3.465 V
工作温度: 0°C ~ 70°C
安装类型: *
封装/外壳: *
供应商设备封装: *
包装: *
333 MHz Low-Voltage Differential SSCG
CY28508
........................ Document #: 38-07534 Rev. *F Page 1 of 13
400 West Cesar Chavez, Austin, TX 78701
1+(512) 416-8500
1+(512) 416-9669
www.silabs.com
Features
Supports HSTL-compatible differential outputs using
recommended termination scheme
Three differential pairs of clocks
From 112.5 MHz to 225.0 MHz and from 166.6 MHz to
333.3-MHz output frequency
One REF 14.318 MHz clock
Dual Dial-a-Frequency programmable registers
Smooth-Track
frequency target slew rates as low as
100 KHz/usec in /2 mode and 70 KHz/usec in /3 mode
Cypress Spread Spectrum for best electromagnetic
interference (EMI) reduction
Four center-spread settings
I2C register programmable options
Two selectable I2C addresses
Block and byte mode I2C operation
3.3V core operation
2.5V output operation
28-pin SSOP package
Block Diagram
Pin Configuration
CPUC2
CPUT2
CPUT1
CPUT0
2.5V
REF
14.31818MHz
XTAL
XIN
XOUT
CPUC1
CPUC0
Control Logic
FSEL
M0
N0
M1
N1
PLL
OD
SDATA
ADDRSEL
SCLK
CPU_STOP#
LOCK
REF
VDDX
XIN
XOUT
VSSX
FSEL
VDDC
VSSC
ADDRSEL
LOCK
SDATA
SCLK
VDD
CPU_STOP#
VDDQ
CPUT0
CPUC0
VSSQ
VDDQ
CPUT1
CPUC1
VSSQ
VDDQ
CPUT2
CPUC2
VSSQ
VDDA
VSSA
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CY2
850
8
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