SAA8122 Datasheet | NXP Semiconductors

INTEGRATED CIRCUITS DATA SHEET SAA8122 Digital Still Camera Preliminary specification Supersedes data of File under Integrated Circuits, ICXX 1999 sep 01 Philips Semiconductors Preliminary specification Digital Still Camera Features - Support a wide range of CCD (VGA,SVGA,QGA,XGA,EQGA) - Perform an advanced RGB to YUV conversion - Support smart measurement unit to speed up the control loop (Focus, auto white balance,...) - Support a wide range of LCD and TV format (NTSC and PAL) with text re-insertion Features - Support an embedded JPEG encoder/decoder unit. - MIPS PR3001 CPU, running in a frequency range from 12 to 28 MHz. - PRISC patible PI-bus architecture, interrupt, power management, clock and reset architectures. - Support a dedicated video bus and SDRAM memory for picture storage - Support for ROM, DRAM,SRAM, flash and PC Card (pact Flash and SSFDC). - Integrated general purpose peripherals like a USB,FIR,UART, timers, an I2C transceiver, ADC converters, RTC and IO ports. EXTERNAL UNTERFACES - a dedicated interface to IEEE 1394 devices (such as Philips’ PDI 1394 chip-set) - two UART (RS-232) data ports with DMA capabilities (≤ 187.5kbit/s) including hardware flow control Rx D, Tx D, RTS, CTS for modem support - 32 general purpose, bidirectional I/O interface pins, the first 8 bits may also be used as interrupt inputs - two PWM output (8 bit resolution) CPU relqted Features - a 32-bit PR3001 core - 1 KB (kilo byte) data cache and 4 KB instruction cache - a programmable low-power mode, including wake-up on interrupt - a memory management unit (TLB: translation lookaside buffer) - two built in 24-bit general purpose timers and one 24-bit watchdog timer in coprocessor zero two built in 24-bit general purpose timers - a real-time clock unit (active in sleep mode) - an on-chip 8 KBytes SRAM for storing code which needs fast execution GENERAL DESCRIPTION The DSC SAA8122E/C1 is a high performance, low power, single-chip MIPS based microprocessor...