The ICS9169C-27 is a low-cost frequency generator designed specifically for Pentium based chip set systems. The integrated buffer minimizes skew and provides all the clocks required. A 14.318 MHz XTAL oscillator provides the reference clock to generate standard Pentium frequencies. The CPU clock makes gradual frequency transitions without violating the PLL t.
Twelve selectable CPU clocks operate up to 83.3MHz Maximum CPU jitter of ± 200ps Six BUS clocks support sync or async bus operation 250ps skew window for CPU outputs, 500ps skew window for BUS outputs CPU clocks BUS clocks skew 1-4ns (CPU early) Integrated buffer outputs drive up to 30pF loads 3.0V - 3.7V supply range, CPU(1:6) outputs 2.5V(2.3752.62V) VDD option 32-pin SOIC/SOJ package Logic inputs latched at Power-On for frequency selection saving pins as Input/Output 48 MHz clock for USB support and 24 MHz clock for FD. Block Diagram Pin Configuration e DataShe DataS.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | ICS9169C-231 |
Integrated Circuit Systems |
Frequency Generator for Pentium Based Systems | |
2 | ICS9169C-232 |
Integrated Circuit Systems |
Frequency Generator for Pentium Based Systems | |
3 | ICS9169C-271 |
Integrated Circuit Systems |
Frequency Generator | |
4 | ICS9169C-272 |
Integrated Circuit Systems |
Frequency Generator | |
5 | ICS9169C-273 |
Integrated Circuit Systems |
Frequency Generator | |
6 | ICS9169C-36 |
Integrated Circuit Systems |
Low Cost 20-Pin Frequency Generator | |
7 | ICS9169C-40 |
Integrated Circuit Systems |
System Clock | |
8 | ICS9169C-41 |
Integrated Circuit Systems |
Frequency Generator | |
9 | ICS9169-01 |
Renesas |
Frequency Generator and Integrated Buffers | |
10 | ICS9169A-70 |
Integrated Circuit Systems |
Frequency Generator for Workstation Systems | |
11 | ICS9160-03 |
Integrated Circuit Systems |
Frequency Generator and Integrated Buffer for PowerPC | |
12 | ICS9161A |
Integrated Circuit Systems |
Dual Programmable Graphics Frequency Generator |