PLL202-01 PhaseLink (PLL), PLL202-01 Datasheet - Page 10

• Manufacturer Part Number: PLL202-01
• Description: Ali, Via, Sis, Intel 440BX Chipset FTGS , Freq. Progr., Power Mgt, SST
• Manufacturer: PhaseLink (PLL)

2. Output Buffer Electrical Specifications
Unless otherwise stated, all power supplies = 3.3V 5%, and ambient temperature range T
47745 Fremont Blvd., Fremont, California 94538 TEL [phone] FAX [phone]
Output Rise time
Output Fall time
Duty Cycle
Clock Skew
Output
Impedance
PARAMETERS
Motherboard Clock Generator for 440BX Type with 133MHz FSB
SYMBOL
T
T
T
SKEW
D
Z
OR
OF
T
0
CPU_F, CPU1
REF, 48MHz, 24MHz
SDRAM, SDRAM_F,
PCI_F,PCI
IOAPIC
CPU_F, CPU1
REF, 48MHz, 24MHz
SDRAM, SDRAM_F,
PCI_F, PCI
IOAPIC
CPU_F,CPU1,SDRAM,
PCI_F,PCI, 48MHz,
24MHz
IOAPIC,REF
CPU to CPU
SDRAM to SDRAM
PCI to PCI
CPU to SDRAM
SDRAMIN to SDRAM
CPU to PCI
CPU_F,CPU1
REF0,48MHz,24MHz,
PCI_F,PCI
SDRAM,SDRAM_F,
REF1
IOAPIC
OUTPUTS
Measured @ 0.4V ~ 2.0V,
C
Measured @ 0.4V ~ 2.4V,
C
Measured @ 0.4V ~ 2.4V,
C
Measured @ 0.4V ~ 2.0V,
C
Measured @ 2.0 ~ 0.4V,
C
Measured @ 2.4V ~ 0.4V,
C
Measured @ 2.4V ~ 0.4V,
C
Measured @ 2.0V ~ 0.4V,
C
Measured @ 1.5V
C
Measured @ 1.5V,
C
Measured @ 1.5V,
equal loads
V
V
V
DD
DD
DD
L
L
L
L
L
L
L
L
L
L
=10-20pf, 2.5V 5%
=10-20pf
=10-30pf
=10-30pf, 2.5V 5%
=10-20pf, 2.5V 5%
=10-20pf
=10-30pf
=10-30pf, 2.5V 5%
=20pf
=20~30pf
=3.3V(2.5V) 5%
=3.3V 5%
=3.3V(2.5V) 5%
CONDITIONS
A
= 0 C to 70 C
MIN.
45
40
1
1
1
1
1
1
3
1
PLL202-01
TYP.
50
30
25
20
20
Rev 04/21/00 Page 10
MAX.
250
250
500
250
55
60
4
4
4
4
4
4
5
4
UNITS
Ohm
V/ns
V/ns
ps
ns
%