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CL-PS7500FE Datasheet(PDF) 1 Page - Cirrus Logic |
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CL-PS7500FE Datasheet(HTML) 1 Page - Cirrus Logic |
1 / 251 page CL-PS7500FE Advance Data Book June 1997 Version 2.0 OVERVIEW FEATURES s Available in 56- and 40-MHz speed grades s System-on-a-chip solution — 32-bit ARM7 processor with MMU — 4K unified cache — FPU (floating point unit) — Graphics controller drives CRT or LCD — CD-quality sound audio controller — DRAM controller — ROM/Flash controller — Three-channel DMA for video, cursor, and sound — PC-style I/O bus — Two-state power management — Eight general-purpose I/O lines s Performance — 50 Vax ™-MIPS (Dhrystone®) at 56 MHz — Up to 12 Mflops, double-precision FP (LINPACK) s FPU — Implements ANSI/IEEE Std 754-1985 — Single, double, and extended precision The Cirrus Logic CL-PS7500FE is designed to be used in internet appliances such as the network computer, smart-TV, intranet terminal, screen phones, DVD players, and so on. The massively integrated CL-PS7500FE offers a complete system-on-a-chip solution that includes a 32-bit ARM CPU with cache and MMU, CRT and LCD controller, memory controller, FPU, CD-quality sound controller, interface to the Cirrus Logic DSP device for 56K modem and speakerphone, and a PC-type I/O bus. To handle streaming of audio and video data on the Internet, the CL-PS7500FE includes a double-precision FPU to accelerate software codecs. (cont.) (cont.) System-on-a Chip for Internet Appliance COLOR LCD SVGA MONITOR TV HEADPHONES CL-PS7500FE 240-PIN PQFP 2*PS/2 PORTS 2 ANALOG INPUTS VIDEO O/P (RGB) AUDIO O/P (32 BIT) KEYBOARD MOUSE GAMES DEVICE (ANALOG) FRONT PANEL: STATUS LEDs RUN/STANDBY SW REALTIME CLOCK CONFIG. MEMORY (NON-VOL.) DRAM (4 MBYTE, TYP) ROM 56k MODEM CL-MD34XX ETHERNET CS89XX ENCODER PAL/NTSC MEMORY BUS I/O PORT CD-DAC CS4333 ISA-STYLE BUS Functional Block Diagram |
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