参数资料
型号: CY28446LFXCT
厂商: Silicon Laboratories Inc
文件页数: 15/19页
文件大小: 0K
描述: IC CLOCK CALISTOGA CK410M 64QFN
标准包装: 2,000
类型: 时钟/频率发生器
PLL:
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: 3:20
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 ~ 70°C
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘
供应商设备封装: 64-QFN(9x9)
包装: 带卷 (TR)
CY28446
.......................Document #: 001-00168 Rev *F Page 5 of 19
Control Registers
Table 5. Byte Read and Byte Write Protocol
Byte Write Protocol
Byte Read Protocol
Bit
Description
Bit
Description
1Start
8:2
Slave address–7 bits
8:2
Slave address–7 bits
9Write
10
Acknowledge from slave
10
Acknowledge from slave
18:11
Command Code–8 bits
18:11
Command Code–8 bits
19
Acknowledge from slave
19
Acknowledge from slave
27:20
Data byte–8 bits
20
Repeated start
28
Acknowledge from slave
27:21
Slave address–7 bits
29
Stop
28
Read
29
Acknowledge from slave
37:30
Data from slave–8 bits
38
NOT Acknowledge
39
Stop
Byte 0: Control Register 0
Bit
@Pup
Name
Description
7
1
CPU2_ITP[T/C]/SRC7[T/C] CPU2_ITP[T/C]/SRC[T/C]7 Output Enable
0 = Disable (Tri-state), 1 = Enable
6
1
SRC[T/C]6
SRC[T/C]6 Output Enable
0 = Disable (Tri-state), 1 = Enable
5
1
SRC[T/C]5
SRC[T/C]5 Output Enable
0 = Disable (Tri-state), 1 = Enable
4
1
Reserved
3
1
SRC[T/C]3
SRC[T/C]3 Output Enable
0 = Disable (Tri-state), 1 = Enable
2
1
SRC[T/C]2
SRC[T/C]2 Output Enable
0 = Disable (Tri-state), 1 = Enable
1
SRC[T/C]1
SRC[T/C]1 Output Enable
0 = Disable (Tri-state), 1 = Enable
0
1
SRC[T/C]0
SRC[T/C]0 Output Enable
0 = Disable (Tri-state), 1 = Enable
Byte 1: Control Register 1
Bit
@Pup
Name
Description
7
1
PCIF0
PCIF0 Output Enable
0 = Disable, 1 = Enable
6
1
DOT_96[T/C]
DOT_96 MHz Output Enable
0 = Disable (Tri-state), 1 = Enable
5
1
USB_48
USB_48 Output Enable
0 = Disable, 1 = Enable
4
1
REF
REF Output Enable
0 = Disable, 1 = Enable
3
1
Reserved
2
1
CPU[T/C]1
CPU[T/C]1 Output Enable
0 = Disable (Tri-state), 1 = Enable
1
CPU[T/C]0
CPU[T/C]0 Output Enable
0 = Disable (Tri-state), 1 = Enable
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