PI6C673FA Просмотр технического описания (PDF) - Pericom Semiconductor
Номер в каталоге
Компоненты Описание
Список матч
PI6C673FA
Pericom Semiconductor
PI6C673FA Datasheet PDF : 10 Pages
| |||
PI6C673F 133 MHz Single Chip Mobile Clock
Supports 440BX/ VIA Promedia Chipset
11223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122334455667788990011w2233i44t55h6677P8899e0011n22t11i22u3344m556677I88I99001122/33P44e5566n7788t99iu0011m223344I55I6677I889900/11C2211e2233le4455r66o7788n99001122
Frequency Selection Table
S1
S0
CPUCLK
0
0
60.0
0
1
66.6
1
0
133.3
1
1
100
PCICLK
30.0
33.3
33.3
33.3
Pin Description
Pin
Type Qty Signal Name Description
2,1,45
Out 3
REF[0-2] 14.318 MHz clock outputs.
8
Out 1 PCICLK_F Free running PCI clock, not affected by PCI_STOP#.
9,11,12,13,14,16
Out 6 PCICLK[0-5] PCI Clocks
6,18
22,23
In
1
S1,S0 See Frequency Selection Table & Frequency Selection Pin
Out
2
48/24MHzA, 48/24 MHz clock, selectable by I2C.
48/24MHzB Default to 48 MHz.
29,30,32,33,35,36
Out 6 SDRAM[0-5] SDRAM clocks, same frequency as SDRAM_IN.
27
In
1 CPU_STOP# Stop CPUCLKs, active LOW.
26
In
1 PCI_STOP# Stop PCICLKs, except PCICLK_F. Active LOW.
41,42
Out
2
CPUCLK Host clock outputs, powered by Vddq_2.
38
Out 1 SDRAM_FB Feedback clock output, same frequency as SDRAM_IN.
39
In
1 SDRAM_IN Clock input for SDRAM[05] and SDRAM_FB outputs.
44
In
1 PWR_DWN# Powers down the chip, active LOW.
4
In
1
XTAL_IN
Crystal input or driven by an externally generated reference
clock input.
5
Out
1
XTAL_OUT
Crystal output. If an externally generated reference clock
input is used at XTAL_IN pin, this pin is unconnected.
19
Bi-Dir 1
SDATA
Serial data in for serial configuration port. Has internal
pull-up resistor. Conforms to the Philips I2C spec.
20
In
1
SCLK
Clock input for serial configuration port. Has internal pull-up
resistor. Conforms to the Philips I2C spec.
7,15,21,25,28,34,46,48 Power 8
Vddq_3 3.3V I/O power supply.
40
Power 1
Vddq_2 2.5V CPU Clock power supply.
3,10,17,24,31,37,43 Ground 7
VSS
Ground, common.
2
PS8400B
05/01/00
Share Link: