ICS9148-82 Datasheet, PDF (11/16 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PENTIUM/ProTM

ICS9148 - 82
Absolute Maximum Ratings
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.0V
Logic Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND –0.5 V to V_DD +0.5 V
Ambient Operating Temperature . . . . . . . . . . . . 0°C to +70°C
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . –65°C to +150°C
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.
Electrical Characteristics - Input/Supply/Common Output Parameters
TA = 0 - 70º C; Supply Voltage VDD, VDDL = 3.3 V +/-5% (unles s otherwis e s tated)
PAR AM ETER
SYM B OL
C ONDIT IONS
M IN TYP M AX UNITS
Input High Voltage
V_IH
Input Low Voltage
V_IL
Input High Current
I_IH
V_IN = V_DD
Input Low Current
I_IL1
V_IN = 0 V; Inputs with no pull-up resistors
Input Low Current
I_IL2
V_IN = 0 V; Inputs with pull-up resistors
Op e ra t i n g
I_DD3.3OP66 C_L = 0 pF; Select @ 66.8M Hz
Supply Current
I_DD3.3OP100 C_L = 0 pF; Select @ 100M Hz
Input frequency
F_i
V_DD = 3.3 V;
Input Capacitance¹
C _IN
Logic Inputs
C _INX
X1 & X2 pins
Transition Time¹
T_Trans To first crossing of target Freq.
Settling Time¹
T_S
From first crossing to 1% of target Freq.
Clk Stabilization¹
T_STAB From V_DD = 3.3 V to 1% target Freq.
T_CPU-PCI1 V_T=1.5 V; V_TL=1.25 V; f=66/100 MHz
Skew¹
T_CPU-PCI1 V_T=1.5 V;V_TL=1.25 V; f=83/75 M Hz
T_AGP-PCI1 V_T = 1.5 V; AGP leads
1_{Guaranteed by design, not 100% tested in production.}
2
V_SS-0 .3
-5
-2 0 0
12
27
1
1
V_DD+0 .3
0 .8
0 .1
5
2 .0
-1 0 0
112
160
141
14.318 16
5
36
45
0 .6 5
2
0 .3 6
3
<2
2
2 .4 5
4
3 .8
4
390 500
V
V
µA
µA
µA
mA
M Hz
pF
pF
ms
ms
ms
ns
ns
ps
Electrical Characteristics - Input/Supply/Common Output Parameters
TA = 0 - 70º C; Supply Voltage VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5% (unles s otherwis e s tated)
PA RA M ETER
SYM BOL
CONDITIONS
MIN TYP M A X UNITS
Op e ra t in g
Supply Current
ID D 2.5O P 66
ID D 2.5O P 100
CL = 0 pF; Select @ 66.8 M Hz
CL = 0 pF; Select @ 100 M Hz
14
20
mA
18
20
Skew¹
T _{C PU-PC I1}
T _{C PU-PC I1}
V_T=1.5 V; VTL=1.25 V; f=66/100 M Hz
VT=1.5 V;VTL=1.25 V; f=83/75 M Hz
T_AGP-PCI1 V_T=1.5 V; AGP Leads
1_{Guaranteed by des ign, not 100% tes ted in production.}
1
2 .4 5
4
ns
1
3 .8
4
ns
220 500
ns
11