PI6C105 Просмотр технического описания (PDF) - Pericom Semiconductor
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PI6C105 Datasheet PDF : 15 Pages
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PI6C105
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Byte 3: Modes
Bit# Pup Pin# Name
Description
7
0
RSVD
Reserved
6
0
SS1
Spread Spectrum Select bit 1
5
0
SS0
Spread Spectrum Select bit 0
SS1 SS0 66M 100M
0 0 -0.6% -0.6% Default
0 1 -1.2% -1.0%
1 0 -1.8% -1.5%
1 1 -2.4% -2.0%
4
0
RSVD
Reserved
3
0
RSVD
Reserved
2
0
RSVD
Reserved
10
MODE1
Mode bit 1
0
0
MODE0
Mode bit 0
M1 M0
0 0 Normal
0 1 Test Mode
1 0 Reserved
1 1 Hi-Z
Byte 4: Clock Controls (1 = Enabled, 0 = Disabled)
Bit # Pup Pin # Name
Description
7
12 48MEN 48 MHz Enable, Default is Enable
6
14 24MEN 24 MHz Enable, Default is Enable
5
RSVD Reserved
4
1
3
RSVD Reserved
RSVD Reserved
2
23 CPU1EN CPUCLK1 Enable, Default is Enable
1
RSVD Reserved
0
RSVD Reserved
251
PS8316 03/15/99
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