参数资料
型号: IDT82V3355TFG8
厂商: IDT, Integrated Device Technology Inc
文件页数: 102/135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
Programming Information
69
May 19, 2009
PRE_DIV_CH_CNFG - DivN Divider Channel Selection
PRE_DIVN[7:0]_CNFG - DivN Divider Division Factor Configuration 1
Address: 23H
Type: Read / Write
Default Value: XXXX0000
Bit
Name
Description
7 - 4
-
Reserved.
3 - 0
PRE_DIV_CH_VALUE[3:0]
This register is an indirect address register for Register 24H and 25H.
These bits select an input clock. The value set in the PRE_DIVN_VALUE[14:0] bits (25H, 24H) is available for the
selected input clock.
0000: Reserved. (default)
0001, 0010: Reserved.
0011: IN1_CMOS.
0100: IN2_CMOS.
0101: IN1_DIFF.
0110: IN2_DIFF.
0111, 1000: Reserved.
1001: IN3_CMOS.
1010 ~ 1111: Reserved.
Address: 24H
Type: Read / Write
Default Value: 00000000
Bit
Name
Description
7 - 0
PRE_DIVN_VALUE[7:0] Refer to the description of the PRE_DIVN_VALUE[14:8] bits (b6~0, 25H).
765
4
3
2
1
0
-
PRE_DIV_CH_VALUE3
PRE_DIV_CH_VALUE2
PRE_DIV_CH_VALUE1
PRE_DIV_CH_VALUE0
76543210
PRE_DIVN_VA
LUE7
PRE_DIVN_VA
LUE6
PRE_DIVN_VA
LUE5
PRE_DIVN_VA
LUE4
PRE_DIVN_VA
LUE3
PRE_DIVN_VA
LUE2
PRE_DIVN_VA
LUE1
PRE_DIVN_VA
LUE0
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