ICS2694M Integrated Circuit System, ICS2694M Datasheet - Page 5

• Manufacturer Part Number: ICS2694M
• Description: Motherboard Clock Generator
• Manufacturer: Integrated Circuit System

AC Timing Characteristics
The following notes apply to all parameters presented in this section:
1. Xtal Frequency = 14.31818 MHz
2. All units are in nanoseconds (ns).
3. Rise and fall time is between 0.8 and 2.0 VDC.
4. Output pin loading = 15pF
5. Duty cycle is measured at 1.4V.
6. Supply Voltage Range = 4.5 to 5.5 volts
7. Temperature Range = 0 C to 70 C
Note:
Pattern -004 has rising edges of CPUCLK and CPUCLK/2 matched to 2 ns.
Tpw
Tsu
Thd
Tr
Tf
-
-
SYMBOL
STROBE
CPUSEL (0-3)
Strobe Pulse Width
Setup Time Data to Strobe
Hold Time Data to Strobe
Rise Time
Fall Time
Frequency Error
Maximum Frequency
PARAMETER
STROBE TIMING
Tpw
FOUT TIMING
5
Tsu
MIN
20
10
10
-
-
MAX
135
0.5
3
3
-
-
-
Thd
Duty Cycle 40% min. to 60% max.
at 80 MHz
%
MHz
NOTES
ICS2694