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R5F2138AWKFP Datasheet(PDF) 2 Page - Renesas Technology Corp |
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R5F2138AWKFP Datasheet(HTML) 2 Page - Renesas Technology Corp |
2 / 70 page R8C/38W Group, R8C/38X Group, R8C/38Y Group, R8C/38Z Group 1. Overview Under development Preliminary document Specifications in this document are tentative and subject to change. REJ03B0317-0010 Rev.0.10 Page 2 of 67 May 31, 2010 1.1.2 Specifications Tables 1.1 and 1.2 outline the Specifications for R8C/38W Group, tables 1.3 and 1.4 outline the Specifications for R8C/38X Group, tables 1.5 and 1.6 outline the Specifications for R8C/38Y Group, and tables 1.7 and 1.8 outline the Specifications for R8C/38Z Group. Table 1.1 Specifications for R8C/38W Group (1) Item Function Specification CPU Central processing unit R8C CPU core • Number of fundamental instructions: 89 • Minimum instruction execution time: 50 ns (f(XIN) = 20 MHz, VCC = 2.7 to 5.5 V) • Multiplier: 16 bits × 16 bits → 32 bits • Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits → 32 bits • Operating mode: Single-chip mode (address space: 1 Mbyte) Memory ROM, RAM, Data flash Refer to Table 1.9 Product List for R8C/38W Group. Power Supply Voltage Detection Voltage detection circuit • Power-on reset • Voltage detection 3 (detection level of voltage detection 1 selectable) I/O Ports Programmable I/O ports • Input-only: 1 pin • CMOS I/O ports: 75, selectable pull-up resistor Clock Clock generation circuits 3 circuits: XIN clock oscillation circuit (with on-chip feedback resistor), High-speed on-chip oscillator (with frequency adjustment function), Low-speed on-chip oscillator • Oscillation stop detection: XIN clock oscillation stop detection function • Frequency divider circuit: Dividing selectable 1, 2, 4, 8, and 16 • Low power consumption modes: Standard operating mode (high-speed clock, high-speed on-chip oscillator, low-speed on-chip oscillator), wait mode, stop mode Interrupts • Interrupt vectors: 69 • External: 9 sources (INT × 5, key input × 4) • Priority levels: 7 levels Watchdog Timer • 14 bits × 1 (with prescaler) • Reset start selectable • Low-speed on-chip oscillator for watchdog timer selectable DTC (Data Transfer Controller) • 1 channel • Activation sources: 40 • Transfer modes: 2 (normal mode, repeat mode) |
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