Design Review Ver1.0; Mainboard Voltage Measurement; Bus Clock - Biostar P4 SDR Test Report

Voltage List
Battery Voltage
Battery Current
+5V
+12V
-5V
-12V
+3.3V
Clock Frequency
CPU and Clock Host
SDRAM Clock
DDR_RAM Clock
PCI Clock
AGP Clock
USB Clock
Reference Clock
Clock Voltage Level
CPU and Host Clock Voltage Level
DDR_RAM Clock Voltage Level
SDRAM Clock Voltage Level
PCI Clock Voltage Level
AGP Clock Voltage Level
Reference Clock Voltage Level
Clock Timing
CPU Clock High Time
(90%)
CPU Clock Low Time
(10%)
CPU Clock Rising Time
(10%~90%)
CPU Clock Falling Time
(90%~10%)
PCI Clock High Time
7

DESIGN REVIEW Ver1.0

Mainboard Voltage Measurement

Voltage SPEC
3.0V
7uA
5.0V+-5%
12.0V+-5%
-5.0V+-5%
-12.0V+-10%
+3.3V+-5%

Bus Clock

Spec Value
(MHz)
100.00
133.33
100.00
133.33
166.66
100.00
133.33
166.66
33.33
66.67
48
14.31818
Spec Value (v)
0.7~1.2v
2.5v
3.3v
3.3v
3.3v
3.3v
Spec Value (v)
100.00 Min 2.5ns
133.33 Min 1.4ns
100.00 Min 2.4ns
133.33 Min 1.4ns
100.00 ~1.6ns
133.33 ~1.6ns
100.00 ~1.6ns
133.33 ~1.6ns
Min.11ns
Voltage Measured
3.1V
2.1uA
5.11V
11.78V
-5.06V
-11.88V
3.3V
Measured Value
(MHz)
100
133.7
100
133.3
166.7
100
133
166.7
33.33
66.28
48.21
14.27
Measured Value
0.85V
2.46V
3.27V
3.33V
3.32V
3.24V
Measured Value
4.32
3.64
4.48
3.28
0.56
0.24
0.56
0.4
15.2
Result
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass
Pass/Fail
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass