参数资料
型号: IDT82V3355TFG8
厂商: IDT, Integrated Device Technology Inc
文件页数: 75/135页
文件大小: 0K
描述: IC PLL WAN SYNC ETH 64-TQFP
标准包装: 1,250
类型: 时钟/频率发生器,多路复用器
PLL:
主要目的: 以太网,SONET/SDH,Stratum
输入: CMOS,LVDS,PECL
输出: CMOS,LVDS,PECL
电路数: 1
比率 - 输入:输出: 3:2
差分 - 输入:输出: 是/是
频率 - 最大: 622.08MHz
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-LQFP
供应商设备封装: 64-TQFP(10x10)
包装: 带卷 (TR)
其它名称: 82V3355TFG8
IDT82V3355
SYNCHRONOUS ETHERNET WAN PLL
Microprocessor Interface
44
May 19, 2009
4
MICROPROCESSOR INTERFACE
The microprocessor interface provides access to read and write the
registers in the device. The microprocessor interface supports Serial
mode only.
In a read operation, the active edge of SCLK is selected by CLKE.
When CLKE is asserted low, data on SDO will be clocked out on the ris-
ing edge of SCLK. When CLKE is asserted high, data on SDO will be
clocked out on the falling edge of SCLK.
In a write operation, data on SDI will be clocked in on the rising edge
of SCLK.
Figure 14. Serial Read Timing Diagram (CLKE Asserted Low)
Figure 15. Serial Read Timing Diagram (CLKE Asserted High)
CS
SCLK
SDI
SDO
High-Z
D0
D1
D2
D3 D4
D5
D6
D7
tpw2
tpw1
tsu2
tsu1
th1
th2
td1
t
d2
R/W A0
A1
A2
A3
A4
A5
A6
CS
SCLK
SDI
SDO
High-Z
R/W
A0
A1
A2
A3
A4
A5
A6
D0
D1
D2
D3
D4
D5
D6
D7
td1
td2
th2
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