ics9248-20 Integrated Device Technology, ics9248-20 Datasheet - Page 7

• Manufacturer Part Number: ics9248-20
• Description: Pentium/protm System Clock Chip
• Manufacturer: Integrated Device Technology

0276D—06/04/07
Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. These
ratings are stress specifications only and functional operation of the device at these or any other conditions above those
listed in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions
for extended periods may affect product reliability.
Absolute Maximum Ratings
T
1
T
1
Electrical Characteristics - Input/Supply/Common Output Parameters
Electrical Characteristics - Input/Supply/Common Output Parameters
Guaranteed by design, not 100% tested in production.
Guaranteed by design, not 100% tested in production.
A
Input High Voltage
A
Input High Current
Input Capacitance
Input Low Voltage
Input Low Current
Input Low Current
Clk Stabilization
Transition Time
Supply Current
= 0 - 70C; Supply Voltage V
= 0 - 70C; Supply Voltage V
PARAMETER
Input frequency
Supply Current
Supply Current
PARAMETER
Settling Time
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . 7.0 V
Logic Inputs . . . . . . . . . . . . . . . . . . . . . . . . . GND –0.5 V to V
Ambient Operating Temperature . . . . . . . . . . 0°C to +70°C
Storage Temperature . . . . . . . . . . . . . . . . . . . –65°C to +150°C
Power Down
Operating
Operating
Skew
Skew
1
1
1
1
1
1
SYMBOL
I
SYMBOL
I
I
I
DD3.3OP100
T
DD2.5OP100
t
DD3.3OP66
DD2.5OP66
I
CPU-PCI2
DD3.3PD
T
CPU-PCI1
T
C
V
C
V
I
I
STAB
I
T
F
trans
IL1
IL2
INX
IH
IH
IN
IL
i
s
DD
DD
= V
= 3.3 V +/-5%, V
V
V
V
C
C
C
V
Logic Inputs
X1 & X2 pins
To 1st crossing of target Freq.
From 1st crossing to 1% target Freq.
From V
V
DDL
C
C
V
IN
IN
IN
L
L
L
DD
T
= 0 pF; Select @ 66MHz
= 0 pF; Select @ 100MHz
= 0 pF; With input address to Vdd or GND
= 1.5 V;
L
L
T
= V
= 0 V; Inputs with no pull-up resistors
= 0 V; Inputs with pull-up resistors
= 3.3 V +/-5% (unless otherwise stated)
= 3.3 V;
= 0 pF; Select @ 66.8 MHz
= 0 pF; Select @ 100 MHz
= 1.5 V; V
DD
DD
= 3.3 V to 1% target Freq.
CONDITIONS
DDL
TL
CONDITIONS
= 1.25 V
= 2.5 V +/-5% (unless otherwise stated)
7
DD
MIN
+0.5 V
1.5
V
MIN
SS
-200
TYP
1.5
11
27
16
23
-5
2
-0.3
3
14.318
MAX
TYP
-100
0.1
2.0
100
60
66
70
36
72
5
3
4
ICS9248-20
V
UNITS
MAX
DD
170
170
600
0.8
16
45
mA
mA
5
5
3
3
4
ns
+0.3
UNITS
MHz
mA
mA
mA
mA
mA
mA
ms
ms
ms
pF
pF
ns
V
V