W167B
| Model | W167B |
| Description | 133-MHz Spread Spectrum FTG for Pentium II Platforms |
| PDF file | Total 18 pages (File size: 182K) |
| Chip Manufacturer | CYPRESS |
PRELIMINARY
Absolute Maximum Ratings
Stresses greater than those listed in this table may cause per-
manent damage to the device. These represent a stress rating
only. Operation of the device at these or any other conditions
.
W167B
above those specified in the operating sections of this specifi-
cation is not implied. Maximum conditions for extended peri-
ods may affect reliability.
Rating
–0.5 to +7.0
–65 to +150
0 to +70
–55 to +125
2 (min.)
Unit
V
°C
°C
°C
kV
Parameter
V
DD
, V
IN
T
STG
T
A
T
B
ESD
PROT
Description
Voltage on any pin with respect to GND
Storage Temperature
Operating Temperature
Ambient Temperature under Bias
Input ESD Protection
DC Electrical Characteristics:
T
A
= 0°C to +70°C, V
DDQ3
= 3.3V±5%, V
DDQ2
= 2.5V±5%
Parameter
Supply Current
I
DD-3.3V
I
DD-2.5
Combined 3.3V Supply Current
Combined 2.5V Supply Current
CPU0:3 =133 MHz
[3]
CPU0:3 =133 MHz
[3]
GND –
0.3
2.0
160
90
0.8
V
DD
+
0.3
–25
10
–5
5
Test Condition
I
OL
= 1 mA
I
OH
= –1 mA
V
OL
= 1.25V
V
OH
= 1.25V
Test Condition
I
OL
= 1 mA
I
OH
= –1 mA
V
OL
= 1.5V
V
OH
= 1.5V
Test Condition
I
OL
= 1 mA
I
OH
= –1 mA
V
OL
= 1.5V
V
OH
= 1.5V
3.1
70
65
100
95
145
135
3.1
45
45
Min.
65
65
Typ.
100
100
Max.
50
2.2
45
45
Min.
65
65
Typ.
100
100
Max.
50
Min.
Typ.
Max.
50
mA
mA
V
V
µA
µA
µA
µA
Unit
mV
V
mA
mA
Unit
mV
V
mA
mA
Unit
mV
V
mA
mA
Description
Test Condition
Min.
Typ.
Max.
Unit
Logic Inputs (All referenced to V
DDQ3
= 3.3V)
Input Low Voltage
V
IL
V
IH
I
IL
I
IH
I
IL
I
IH
Input High Voltage
Input Low Current
[4]
Input High Current
[4]
Input Low Current, SEL133/100#
[4]
Input High Current, SEL133/100#
[4]
Clock Outputs
CPU, CPUdiv2, IOAPIC (Referenced to V
DDQ2
)
V
OL
V
OH
I
OL
I
OH
Output Low Voltage
Output High Voltage
Output Low Current
Output High Current
48MHz, REF (Referenced to V
DDQ3
)
Output Low Voltage
V
OL
V
OH
I
OL
I
OH
V
OL
V
OH
I
OL
I
OH
Output High Voltage
Output Low Current
Output High Current
Output Low Voltage
Output High Voltage
Output Low Current
Output High Current
PCI, 3V66 (Referenced to V
DDQ3
)
Notes:
3. All clock outputs loaded with 6" 60Ω transmission lines with 20-pF capacitors.
4. W167B logic inputs have internal pull-up devices, except SEL133/100# (pull-ups not CMOS level).
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