PI6C410M Datasheet, PDF (1/21 Pages) Pericom Semiconductor Corporation – Clock Generator for Intel PCI Express Mobile Chipset

PI6C410M/410MA
Clock Generator for Intel PCI Express Mobile Chipset
Features
• 14.318 MHz Crystal Input
• Selectable of 100, 133, 166, 200, 266, 333, and 400 MHz
CPU Output Frequencies
• SMBus: Power Management Control
• Spread Spectrum support (-0.5% down spread)
• Packaging (Pb-free & Green available):
— 56-Pin TSSOP
Output Features
• Two Pairs of Differential CPU Clocks
• One selectable of CPU/SRC Clock
• Seven Pairs of SRC Clocks
• Six PCI Clocks
• One 48 MHz USB clock
• One REF clock
• One 96 MHz Differential clock
Description
PI6C410M is a high-speed, low-noise clock generator designed
to work with the Intel Mobile PCI Express Chipset. This Spread
Spectrum PLL based clock generator reduces EMI emission and
supports a wide range of frequencies.
Jitter Performance
• < 85ps Cycle-to-Cycle CPU 0/1 clock jitter
• < 125ps Cycle-to-Cycle CPU 2 clock jitter
• < 350ps Cycle-to-Cycle 48 MHz clock jitter
• < 500ps Cycle-to-Cycle PCI clock jitter
• < 125ps Cycle-to-Cycle SRC clock jitter
• < 1000ps Cycle-to-Cycle REF clock jitter
Skew Performance
• < 100ps Output-to-output CPU 0/1 clock skew
• < 150ps Output-to-output CPU 2 clock skew
• < 500ps Output-to-output PCI clock skew
• < 250ps Output-to-output SRC clock skew
Block Diagram
XTAL_IN
XTAL_OUT
XTAL
OSC
PLL 2
/2
SDA
SCL
SMBus
Logic
PCIF_0 / ITP_EN
USB_48 / FS_A
C
O
FS_B / TEST_MODE
N
T
FS_C / TEST_SEL
R
O
VTT_PWRGD#
L
/ PWRDWN
PLL 1
Div
Div
PCI_STOP#
CPU_STOP#
Div
Pin Configuration
DOT_96
VDD_PCI 1
DOT 96#
VSS_PCI 2
USB_48 / FS_A
PCI_3 3
PCI_4 4
PCI_5 5
REF
VSS_PCI 6
VDD_PCI 7
PCIF_0 / ITP_EN 8
PCIF_1 9
VTT_PWRGD# / PWRDWN 10
VDD_48 11
PCI [2:5]
USB_48/FS_A 12
VSS_48 13
PCIF[0:1]
DOT_96 14
DOT_96# 15
SRC [0:6]
FS_B / TEST_MODE 16
SRC [0:6]#
SRC_0 17
SRC_0# 18
CPU2_ITP / SRC7
SRC_1 19
CPU2_ITP# / SRC7#
SRC_1# 20
CPU[0:1]
CPU[0:1]#
VDD_SRC 21
SRC_2 22
SRC_2# 23
SRC_3 24
SRC_3# 25
SRC_4 26
SRC_4# 27
VDD_SRC 28
56 PCI_2
55 PCI_STOP#
54 CPU_STOP#
53 FS_C / TEST_SEL
52 REF
51 VSS_REF
50 XTAL_IN
49 XTAL_OUT
48 VDD_REF
47 SDA
46 SCL
45 VSS_CPU
44 CPU_0
43 CPU_0#
42 VDD_CPU
41 CPU_1
40 CPU_1#
39 IREF
38 VSS_A
37 VDD_A
36 CPU2_ITP / SRC7
35 CPU2_ITP# / SRC7#
34 VDD_SRC
33 SRC_6
32 SRC_6#
31 SRC_5
30 SRC_5#
29 VSS_SRC
1
PS8736C
12/19/05