ICS9248-141 Datasheet, PDF (6/14 Pages) Integrated Circuit Systems – AMD - K7™ System Clock Chip

ICS9248-141
Absolute Maximum Ratings
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5V
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
T_A = 0 - 70º C; Supply Voltage V_DD = 3.3 V +/-5% (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Input High Voltage
Input Low Voltage
Input High Current
Input Low Current
Input Low Current
Operating Supply Current
Power Down
V_IH
V_IL
I_IH
I_IL1
I_IL2
I_DD3.3OP
PD
V_IN = V_DD
V_IN = 0 V; Inputs with no pull-up resistors
V_IN = 0 V; Inputs with pull-up resistors
C_L =20 pF; SDRAM not running
2
V_SS-0.3
-5
-200
V_DD+0.3 V
0.8
V
5
uA
uA
uA
75 180 mA
280 600 uA
Input frequency
F_i
V_DD = 3.3 V
12 14.318 16 MHz
Input Capacitance¹
Clk Stabilization¹
C_IN
C_INX
T_STAB
Logic Inputs
X1 & X2 pins
From V_DD = 3.3 V to 1% target Freq.
Skew window¹
T_{CPU-PCI window} Vt=50% CPU - 1.5V PCI; CPU Leads
1_{Guaranteed by design, not 100% tested in production.}
5
pF
27
45
pF
3
ms
250 500
ps
Third party brands and names are the property of their respective owners.
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