参数资料
型号: PI6LC4831AZBIEX
厂商: PERICOM SEMICONDUCTOR CORP
元件分类: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, QCC56
封装: 8 X 8 MM, GREEN, MO-137AE, TQFN-56
文件页数: 11/14页
文件大小: 891K
代理商: PI6LC4831AZBIEX
6
www.pericom.com
P-0.1
03/28/11
Alltrademarksarepropertyoftheirrespectiveowners.
PI6LC4831A
Crystal to Differential HCSL/LVCMOS Frequency Synthesizer
Byte 1: Control Register
Bit
Description
Type
Power Up
Condition
Notes
7
OE for Q8_REF
RW
1
0: Hi-Z;1:enabled
6
OE for nQ7_REF
RW
1
0: Hi-Z;1:enabled
5
OE for Q6_REF
RW
1
0: Hi-Z;1:enabled
4
OE for nQ5_REF
RW
1
0: Hi-Z;1:enabled
3
OE for Q4_REF
RW
1
0: Hi-Z;1:enabled
2
OE for nQ3_REF
RW
1
0: Hi-Z;1:enabled
1
OE for Q2_REF
RW
1
0: Hi-Z;1:enabled
0
OE for nQ1_REF
RW
1
0: Hi-Z;1:enabled
Byte 2: Control Register
Bit Description
Type
Power Up
Condition Notes
7
OE for Q0_REF
RW
1
0: Hi-Z;1:enabled
6
PLL2 feedback divider M4
RW
0
see feedback divider frequency table
5
PLL2 feedback divider M3
RW
1
see feedback divider frequency table
4
PLL2 feedback divider M2
RW
0
see feedback divider frequency table
3
PLL2 feedback divider M1
RW
0
see feedback divider frequency table
2
PLL2 feedback divider M0
RW
0
see feedback divider frequency table
1
Spread Spectrum Enable/Disable
RW
0
0: SS Off;1:-0.5% down-spread
0
PLL 1 and 2 Bypass
RW
0
0: PLL output;1:Output from crystal oscillator circuit
Byte 0: Control Register
Bit Description
Type
Power Up
Condition
Notes
7
OE for Q0A_PLL1
RW
1
0: Hi-Z;1:enabled
6
OE for Q1A_PLL1
RW
1
0: Hi-Z;1:enabled
5
OE for Q3B_PLL1
RW
1
0: Hi-Z;1:enabled
4
OE for nQ2B_PLL1
RW
1
0: Hi-Z;1:enabled
3
OE for Q0_PLL2
RW
0
0: Hi-Z;1:enabled
2
OE for nQ11_REF
RW
1
0: Hi-Z;1:enabled
1
OE for Q10_REF
RW
1
0: Hi-Z;1:enabled
0
OE for nQ9_REF
RW
1
0: Hi-Z;1:enabled
11-0032
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