ICS9248-114 Overview
REF, XTAL power supply, nominal 3.3V 14.318 Mhz reference clock.This REF output is the STRONGER buffer for ISA BUS loads This asynchronous input halts CPUCLKT, CPUCLKC & SDRAM at logic "0" level when driven low.
ICS9248-114 Key Features
- Differential pair open drain CPU clocks
- Single-ended open drain CPU clock
- SDRAM @ 3.3V
- PCI @3.3V
- 48MHz, @3.3V fixed
- 24/48MHz @ 3.3V
- REF @3.3V, 14.318MHz. Features
- Up to 155MHz frequency support
- Support power management: CPU stop and Power down Mode from I2C programming
- Spread spectrum for EMI control (0 to -0.5% down spread, ± 0.25% center spread)