參數(shù)資料
型號(hào): 9EPRS475CGLFT
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類(lèi): 時(shí)鐘產(chǎn)生/分配
英文描述: PROC SPECIFIC CLOCK GENERATOR, PDSO56
封裝: 6.10 MM, 0.50 MM PITCH, ROHS COMPLIANT, MO-153, TSSOP-56
文件頁(yè)數(shù): 2/20頁(yè)
文件大?。?/td> 177K
代理商: 9EPRS475CGLFT
IDT
System Clock for Embedded AMDTM based Systems
1615B—04/26/10
9EPRS475
System Clock for Embedded AMDTM based Systems
10
SMBus Table: Reserved
Byte
10
Name
Control Function
Type
0
1
Default
Bit 7
1
Bit 6
1
Bit 5
1
Bit 4
0
Bit 3
1
Bit 2
1
Bit 1
1
Bit 0
1
SMBus Table: Byte Count Register
Byte
11
Name
Control Function
Type
0
1
Default
Bit 7
0
Bit 6
0
Bit 5
BC5
Byte Count bit 5 (MSB)
RW
0
Bit 4
BC4
Byte Count bit 4
RW
0
Bit 3
BC3
Byte Count bit 3
RW
1
Bit 2
BC2
Byte Count bit 2
RW
1
Bit 1
BC1
Byte Count bit 1
RW
1
Bit 0
BC0
Byte Count bit 0 (LSB)
RW
1
SMBus Table: M/N Programming Enable and I/O Vout Control Register
Byte
12
Name
Control Function
Type
0
1
Default
Bit 7
CPU M/N En
CPU PLL M/N Prog. Enable
RW
M/N Prog. Disabled
M/N Prog. Enabled
0
Bit 6
SRC M/N En
SRC M/N Prog.Enable
RW
M/N Prog. Disabled
M/N Prog. Enabled
0
Bit 5
SKIP_N_INC
Skip N Incrementing during CPU PLL
M/N Programming
RW
N-Increment
Bypass N-Increment
0
Bit 4
0
Bit 3
0
Bit 2
IO_VOUT2
IO Output Voltage Select (Most
Significant Bit)
RW
1
Bit 1
IO_VOUT1
IO Output Voltage Select
RW
0
Bit 0
IO_VOUT0
IO Output Voltage Select (Least
Significant Bit)
RW
1
SMBus Table: Reserved Register
Byte
13
Name
Control Function
Type
0
1
Default
Bit 7
0
Bit 6
0
Bit 5
0
Bit 4
0
Bit 3
0
Bit 2
0
Bit 1
0
Bit 0
0
SMBus Table: Reserved Register
Byte
14
Name
Control Function
Type
0
1
Default
Bit 7
CPU NDiv0
LSB N Divider Programming
RW
X
Bit 6
0
Bit 5
0
Bit 4
0
Bit 3
SB_SRCDiv3
RW
0000:/2 ; 0100:/4
1000:/8 ; 1100:/16
X
Bit 2
SB_SRCDiv2
RW
0001:/3 ; 0101:/6
1001:/12 ; 1101:/24
X
Bit 1
SB_SRCDiv1
RW
0010:/5 ; 0110:/10
1010:/20 ; 1110:/40
X
Bit 0
SB_SRCDiv0
RW
0011:/9 ; 0111:/18
1011:/36 ; 1111:/72
X
Reserved
SB_SRC Divider Ratio Programming
Bits from CPU PLL
Reserved
Byte 27 has the N Divider LSB (bit 0) for CPU
Reserved
Determines the number of bytes that are read
back from the device. Default is 0F hex.
Reserved
See Table 5: V_IO Selection
(Default is 0.8V)
Reserved
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