w83195bg-202 Winbond Electronics Corp America, w83195bg-202 Datasheet - Page 22

• Manufacturer Part Number: w83195bg-202
• Description: Clock For Via Chipsets
• Manufacturer: Winbond Electronics Corp America

9.3
9.4
VDDREF =VDDA=VDDCPU=VDDPCI=VDD48= 3.3V
CPU to CPU Skew
CPU to PCI Skew
CPU to AGP Skew
PCI to PCI Skew
PCI to AGP Skew
AGP to AGP Skew
48MHz to 48MHz Skew
REF to REF Skew
VDDA=VDDCPU= 3.3V
Rise Edge Rate
Fall Edge Rate
V
Voltage (Single ended)
ΔV
V
V
Voltage
ΔV
Common Voltage
Duty Cycle
Cycle to Cycle Jitter
Frequency Stabilization
from Power-up (cold
start)
DIFF
DIFF_DC
CM
DIFF
CM
: Common Mode
: Differential
Skew Group timing clock
CPU Electrical Characteristics
PARAMETER
: Change
: Change in
PARAMETER
Magnitude
CLOCK GEN. FOR AMD K8 SYSTEM SERIES CHIPSET
±
5 %, TA = 0
-150
-200
1.05
MIN
0.4
45
2
2
0
MIN
1.25
1.25
TYP
100
50
TYP
°
C to +70
+150
+200
MAX
1.45
200
2.3
10
10
53
3
W83195BR-202/W83195BG-202
1000
MAX
250
500
500
500
500
500
500
- 18 -
°
C, Cl=10pF,
UNITS
V/ns
V/ns
mV
mV
ms
ps
%
V
V
±
UNITS
5 %, TA = 0
Ps
ps
ps
ps
ps
ps
ps
ps
Measured at CPU test load. 0V±400mV
(differential measurement)
Measured at CPU test load. 0V±400mV
(differential measurement)
Measured at CPU test load. (Single
ended measurement)
Measured at CPU test load. (Single
ended measurement)
Measured at CPU test load. (Single
ended measurement)
Measured at CPU test load. (Single
ended measurement)
Measure at the differential crossing point
Measured at the differential crossing
point. Maximum difference of cycle time
between two adjacent cycles.
Measured from full supply voltage
Crossing point for CPUT rising
edge
Crossing point for CPUT rising
edge and 1.5V for PCI clocks
Crossing point for CPUT rising
edge and 1.5V for AGP clocks
Measured between rising at 1.5V
Measured between rising at 1.5V
Measured between rising at 1.5V
Measured between rising at 1.5V
Measured between rising at 1.5V
°
C to +70
TEST CONDITIONS
TEST CONDITIONS
°
C, Cl=10pF