RDC ® R1121 RISC DSP Communication 16 Bit RISC Micro Processor R1121 Brief Sheet 16 BIT RISC MICRO PROCESSOR Specifications subject to change without notice, contact your sales representatives for the most update information. RDC Confidential Page 1 of 5 REV 1.0 May. 03 2007 RDC ® 1 l R1121 RISC DSP Communication 16 Bit RISC Micro Processor Features - Support two Asynchronous serial channels with CPU Core hardware handshaking signals. - RDC’s proprietary RISC architecture - Five-stages pipeline l - Operation frequency: 80MHz, - The interrupt controller with seven maskable - Support CPU ID external interrupts and one non-maskable - Supports 32 PIO pins external interrupt (NMI) - Static Design & Synthesizable design l Two Independent DMA Channels clock base l Integrate PLL(*1~*8) Bus interface l Programmable Chip-select Logic - External bus, Internal bus and core in the same l - Multiplexed address and Data bus - Programmable chip-select logic for Memory or I/O bus cycle decoder - With 8-bit or 16-bit boot ROM bus size - Supports direct address bus [A19 : A0] - 8-bit or 16-bit external bus dynamic access l ROM/RAM/DRAM Controller and Addressing l Programmable wait-state generator l Counter/Timers - Three independent 16-bit timers and one Space independent programmable watchdog timer - 1M byte memory address space - 64K byte I/O space l - Support 64kx16, 128kx16, 256kx16 EDO or FP - Input voltage: 2.5V ~ 5V - Out voltage: 3.3V Software - compatible with generic 80C186 microprocessor l Operating Voltage Range - Operation voltage: 3.3V DRAM with auto-refresh control l Interrupt Controller l Package Type - 100 Pin PQFP & LQFP Asynchronous Serial Channels l A Green Product Specifications subject to change without notice, contact your sales representatives for the most update information. RDC Confidential Page 2 of 5 REV 1.0 May. 03 2007 RDC ® R1121 RISC DSP Communication 16 Bit RISC Micro Processor 2. Block Diagram INT2/INTA0 INT1/SELECT CLKOUTA INT3/INTA1/IRQ CLKOUTB INT6-INT4 X1 VCC GND X2 Clock and Power Management INT0 TMROUT0 TMROUT1 TMRIN0 TMRIN1 NMI Interrupt Control Unit Timer Control Unit DRQ0 DRQ1 DMA Unit RST LCS/ONCE0 UCS/ONCE1 MCS0/RAS MCS1/UCAS MCS2/LCAS MCS3/RFSH PCS5/A1 PCS6/A2 ARDY SRDY S2~S0 DT/R DEN HOLD HLDA Chip Select Unit Instruction Queue (64bits) Instruction Decoder DRAM Control Unit Micro ROM PIO Unit Control Signal Register File General, Segment, Eflag Register Refresh Control Unit EA / LA Address RTS0/RTR0 Asynchronous Serial Port0 CTS0/ENRX0 TXD0 RXD0 RTS1/RTR1 Bus Interface Unit S6/CLKDIV2 UZI ALU (Special, Logic, Adder, BSF) Execution Unit Asynchronous Serial Port1 CTS1/ENRX1 TXD1 RXD1 RD WHB WLB A19-A0(MA8-MA0) AD15~AD0 ALE WR BHE/ADEN Specifications subject to change without notice, contact your sales representatives for the most update information. RDC Confidential Page 3 of 5 REV 1.0 May. 03 2007 RDC ® R1121 RISC DSP Communication 16 Bit RISC Micro Processor 3. Package Information 100 Pin PQFP D 23.20 0.25 D1 20.00 0.10 0.25 E 17.20 0.10 E1 14.00 "A" "A" 0.65 BSC 0.089 0.25 MIN A1 SEATING PLANE c c BASE METAL 0.13/0.23 0.22/0.38 WITH PLATING b c1 0.13/0.17 b1 0.22/0.30/0.33 3.40 MAX A2 2.75 0.12 L1 0~7 L 7 TYP 15 TYP DETAIL A 1.60 REF 0.88 0.15 0.25 DETAIL A Specifications subject to change without notice, contact your sales representatives for the most update information. RDC Confidential Page 4 of 5 REV 1.0 May. 03 2007 RDC ® R1121 RISC DSP Communication 16 Bit RISC Micro Processor 100 Pin LQFP 16.00 0.10 14.00 0.10 25 51 50 0.127(TYP) 26 0.10 75 16.00 1 0.10 76 14.00 100 0.50(TYP) 0.22 0.05 "A" 0 ~ 7 0.10 0.60 0.2S(TYP) GAUGE PLANE 1.40 0.05 0.076(MAX) 0.05 1.60(MAX) Sealing Plane 0.15 1.00(REF) UNIT:mm Specifications subject to change without notice, contact your sales representatives for the most update information. RDC Confidential Page 5 of 5 REV 1.0 May. 03 2007