W83194BR-903_06 Datasheet, PDF (22/26 Pages) Winbond – STEPLESS VIA PT/PM MAIN CLOCK GENERATOR

W83194BR-903/W83194BG-903
9.3 Skew Group timing clock
VDDA=VDDAGP=VDDCPU=VDDREF=VDDPCI = 3.3V ± 5 %, TA = 0°C to +70°C, Cl=10pF
PARAMETER
AGP to PCI Skew
MIN TYP
1.5 2.6
MAX
3.5
UNITS
TEST CONDITIONS
ns Measured at 1.5V
CPU to CPU Skew
200
ps Crossing point
AGP to AGP Skew
PCI to PCI Skew
48MHz to 48MHz Skew
REF to REF Skew
250
500
1000
500
ps Measured at 1.5V
ps Measured at 1.5V
ps Measured at 1.5V
ps Measured at 1.5V
9.4 CPU 0.7V Electrical Characteristics
VDDA=VDDCPU= 3.3V ± 5 %, TA = 0°C to +70°C, Test load Rs=33, Rp=49.9 Cl=10pF, Vr=475,
IREF=2.32mA, Ioh=6*IREF
PARAMETER
MIN
Rise Time
175
Fall Time
175
Absolute crossing point 250
Voltages
Cycle to Cycle jitter
Duty Cycle
45
MAX
700
700
550
UNITS
ps
ps
mV
TEST CONDITIONS
100 to 200 Mhz
100 to 200Mhz
100 to 200Mhz
150
ps 100 to 200Mhz
55
% 100 to 200Mhz
9.5 AGP Electrical Characteristics
VDDAGP= 3.3V ± 5 %, TA = 0°C to +70°C, Test load, Cl=10pF,
PARAMETER
Rise Time
Fall Time
Cycle to Cycle jitter
Duty Cycle
Pull-Up Current Min
Pull-Up Current Max
Pull-Down Current Min
Pull-Down Current Max
MIN
MAX UNITS
TEST CONDITIONS
500 2000
ps Measure from 0.4V to 2.4V
500 2000
ps Measure from 2.4V to 0.4V
250
ps Measure 1.5V point
45
55
%
-33
mA Vout=1.0V
-33
mA Vout=3.135V
30
mA Vout=1.95V
38
mA Vout=0.4V
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