pi6c410b-01 Pericom Semiconductor Corporation, pi6c410b-01 Datasheet - Page 2

• Manufacturer Part Number: pi6c410b-01
• Description: 400mhz Clock Generator For Server/workstation
• Manufacturer: Pericom Semiconductor Corporation

Pin Descriptions
CPU[0:4] & CPU[0:4]#
SRC[1:4] & SRC[1:4]#
FS_B / TEST_MODE
FS_C / TEST_SEL
VTT_PWRGD# /
XTAL_OUT
PWRDWN
06-0335
Pin Name
XTAL_IN
PCIF[0:2]
REF[0:1]
V
V
V
V
PCI[0:3]
USB_48
V
V
V
V
V
V
V
V
DD_SRC
DD_CPU
FS_A
DD_REF
IREF
DD_PCI
SS_SRC
SS_CPU
SS_REF
SDA
SCL
SS_PCI
DD_48
SS_48
DD_A
SS_A
Ground
Ground
Ground
Ground
Ground
Ground
Output
Output
Output
Output
Output
Output
Output
Power
Power
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Input
I/O
40,39, 37,36, 32,31
Pin Number
46,45, 43,42,
19,18; 21,22,
24,23, 26,27
15, 25, 28
38, 44, 47
9, 10, 11
3, 4, 5, 6
54, 55
1, 8
2, 7
52
51
13
48
49
56
33
17
30
29
12
53
14
20
41
50
35
34
Clock Generator for Intel PCI-Express Server Chipset
3.3V 14.31818 MHz outputs
14.31818 MHz crystal input
14.31818 MHz crystal output
Differential CPU outputs
Differential Serial Reference Clock outputs
33 MHz clocks outputs (free running)
33 MHz clocks outputs
48 MHz clock output
3.3V LVTTL inputs for CPU frequency selection
3.3V LVTTL inputs for CPU frequency selection / Test Mode
select: 1 = Hi-Z, 0 = Ref/N
3.3V LVTTL inputs for CPU frequency selection / Test Mode
select if pulled to 3.3V when Vtt_Pwrgd# is asserted LOW
External resistor connection for internal current reference
3.3V LVTTL Level sensitive strobe used to determine to latch
the FS_A, FS_B/TEST_MODE, FS_C/TEST_SEL inputs (active
low) / 3.3V LVTTL active high input for Power Down operation.
SMBus compatible SDATA
SMBus compatible SCLOCK
3.3V Power Supply for Outputs
3.3V Power Supply for Outputs
3.3V Power Supply for Outputs
3.3V Power Supply for Outputs
3.3V Power Supply for Outputs
Ground for Outputs
Ground for Outputs
Ground for Outputs
Ground for Outputs
Ground for Outputs
3.3V Power Supply for PLL
Ground for PLL
2
Description
PS8881C
PI6C410B-01
12/19/06