M16C65 Datasheet, PDF (37/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

Under development
M16C/65 Group
Preliminary Specification
This is a preliminary specification and is subject to change.
1. Overview
1.2 Specifications
The M16C/65 Group includes 128-pin, 100-pin, and 80-pin packages. Table 1.1 to Table 1.6 list
specifications.
Table 1.1 Specifications (128-Pin Package) (1/2)
Item
Function
Specification
CPU
Central processing unit
M16C/60 core
(multiplier: 16-bit × 16-bit  32-bit,
multiply and accumulate instruction: 16-bit × 16-bit + 32-bit 32-bit)
• Number of basic instructions: 91
• Minimum instruction execution time:
31.25 ns (f(BCLK) = 32 MHz, VCC1 = 3.0 to 5.5 V)
• Operating modes: Single-chip, memory expansion, and microprocessor
Memory
ROM, RAM, data flash
See Table 1.7 “Product List”.
Voltage
Detection
Voltage detector
• Power-on reset
• 3 voltage detection points (detection level of voltage detection 0 and 1 selectable)
Clock
Clock generator
• 5 circuits: Main clock, sub clock, low-speed on-chip oscillator (125 kHz),
high-speed on-chip oscillator (40 MHz ± 10%), PLL frequency synthesizer
• Oscillation stop detection: Main clock oscillation stop detection and re-
oscillation detection function
• Frequency divider circuit: Divide ratio selectable from 1, 2, 4, 8, and 16
• Power save: Wait mode, stop mode
• Real time clock
External Bus Bus and memory
Expansion expansion
• Address space: 1 Mbyte
• External bus interface: 0 to 8 wait states, 4 chip select outputs, memory
area expansion function (extension enable up to 4 Mbytes), 3 V and 5 V
interfaces
• Bus format: Separate bus or multiplexed bus selectable, data bus width
selectable (8 or 16 bits), number of address buses selectable (12, 16, or
20)
I/O Ports
Programmable I/O ports
• CMOS I/O ports: 111, selectable pull-up resistor
• N-channel open drain ports: 3
Interrupts
• Interrupt vectors: 70
• External interrupt input: 13 (NMI, INT × 8, key input × 4)
• Interrupt priority levels: 7
Watchdog Timer
15 bits × 1 (with prescaler)
Automatic reset start function selectable
DMA
DMAC
• 4 channels, cycle steal mode
• Trigger sources: 43
• Transfer modes: 2 (single transfer, repeat transfer)
REJ09B0484-0030 Rev.0.30 Sep 09, 2008
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