PI6C410MA PERICOM [Pericom Semiconductor Corporation], PI6C410MA Datasheet - Page 16

• Manufacturer Part Number: PI6C410MA
• Description: Clock Generator for Intel PCI Express Mobile Chipset
• Manufacturer: PERICOM [Pericom Semiconductor Corporation]

Spread Spectrum Specifications
PI6C410M supports Spread Spectrum clocking and can be enabled and disabled via SMBus control. The maximum Spread Spec-
trum Modulation is –0.5% down spread with frequency from 30KHz to 33KHz.
Current-mode output buffer characteristics of CPU, SRC, and DOT
Host Clock Buffer Characteristics
CPU @ 399.000 MHz
CPU @ 332.500 MHz
CPU @ 266.000 MHz
CPU @ 199.500 MHz
CPU @ 166.250 MHz
CPU @ 133.000 MHz
CPU @ 99.750 MHz
SRC @ 99.750 MHz
PCIF / PCI @ 33.250 MHz
SSC ON
V
R
R
OUT
OS
O
(3.3V ± 5%)
Vdd
Vout = 0.85V Max.
Ros
lout
Figure 17. Simplified diagram of a current-mode output buffer
Ro
2.4993
2.9991
3.7489
4.9985
5.9982
7.4978
29.991
9.997
9.997
Min
Tperiod
unspecified
10.0533
10.0533
30.1598
3000 Ω
lout
2.5133
5.0266
3.016
6.032
Max
Min
N/A
3.77
7.54
0V
16
PCIF / PCI @ 33.333 MHz
CPU @ 400.000 MHz
CPU @ 333.333 MHz
CPU @ 266.666 MHz
CPU @ 200.000 MHz
CPU @ 166.666 MHz
CPU @ 133.333 MHz
CPU @ 100.000 MHz
SRC @ 100.000 MHz
SSC OFF
Slope ~1/R o
0.85V
PCI Express Mobile Chipset
2.4993
2.9991
3.7489
4.9985
5.9982
7.4978
29.991
Clock Generator for Intel
9.997
9.997
Min
unspecified
850mV
Max
N/A
Tperiod
PI6C410M/410MA
PS8736C
2.5008
3.0009
3.7511
5.0015
6.0018
7.5023
10.003
10.003
30.009
Max
Unit
12/19/05
ns