ICS9248-95 Datasheet, PDF (12/16 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PENTIUM/ProTM

ICS9248 - 95
Absolute Maximum Ratings
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5 V
Logic Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND –0.5 V to V_DD +0.5 V
Ambient Operating Temperature . . . . . . . . . . . . 0°C to +70°C
Case Temperature . . . . . . . . . . . . . . . . . . . . . . . . 115°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
T_A = 0 - 70C; Supply Voltage V_DD = 3.3 V +/-5% (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Input High Voltage
V_IH
Input Low Voltage
V_IL
Supply Current
I_DD
C_L = 0 pF; Select @ 66M
I_DDL
Input frequency
Input Capacitance¹
F_i
V_DD = 3.3 V;
C_IN Logic Inputs
Transition Time¹
Clk Stabilization¹
Skew¹
C_INX
T_trans
T_STAB
T_CPU-BUS
X1 & X2 pins
To 1st crossing of target Freq.
From V_DD = 3.3 V to 1% target Freq.
V_T = 1.5 V;
1_{Guarenteed by design, not 100% tested in production.}
2
V_DD+0.3 V
V_SS-0.3
0.8
V
77 180 mA
6.0 30 mA
14.318
MHz
5
pF
27
36
45
pS
1.5
3
mS
3
mS
1.0 2.2 4.0 nS
310D—04/12/05
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