M37281EKSP datasheet(5/172 Pages) RENESAS

Part #	M37281EKSP

Description	SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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5 / 172 page

Rev.1.01

2003.07.16

page 5 of 170

M37281MAH–XXXSP,M37281MFH–XXXSP,M37281MKH–XXXSP, M37281EKSP

Number of basic instructions

Instruction execution time

Clock frequency

Memory size

Input/Output

ports

Serial I/O

Multi-master I2C-BUS interface

A-D converter

PWM output circuit

Timers

ROM correction function

Subroutine nesting

Interrupt

Clock generating circuit

Data slicer

ROM

RAM

OSD ROM (character font)

OSD ROM (color dot font)

OSD RAM (SPRITE)

OSD RAM (character)

P00–P02, P04–P07

P03

P10, P15–P17

P11–P14

P2

P30, P31

P40–P44

P45, P46

P52–P55

P63

P64

P70–P72

I/O

Input

Output

Input

71

0.5

µs (the minimum instruction execution time, at 8 MHz oscillation fre-

quency)

8 MHz (maximum)

40K bytes

60K bytes

80K bytes

1088 bytes (ROM correction memory included)

1536 bytes (ROM correction memory included)

20400 bytes

9672 bytes

120 bytes

1536 bytes

7-bit ✕ 1 (N-channel open-drain output structure, can be used as PWM

output pins)

1-bit ✕ 1 (CMOS input/output structure, can be used as PWM output pin)

4-bit ✕ 1 (CMOS input/output structure, can be used as OSD output pin,

INT input pin, serial input pin)

4-bit ✕ 1 (N-channel open-drain output structure, can be used as multi-

master I2C-BUS interface)

8-bit ✕ 1 (CMOS input/output structure, can be used as A-D input pins)

2-bit ✕ 1 (CMOS input/output structure, can be used as A-D input pins)

5-bit ✕ 1 (can be used as A-D input pins, INT input pins, external clock input

pins for timer)

2-bit ✕ 1 (N-channel open-drain output structure when serial I/O is used,

can be used as serial I/O pins)

4-bit ✕ 1 (CMOS output structure, can be used as OSD output pins)

1-bit ✕ 1 (can be used as sub-clock input pin, OSD clock input pin)

1-bit ✕ 1 (CMOS output structure when LC is oscillating, can be used as

sub-clock output pin, OSD clock output pin)

3-bit ✕ 1 (can be used as data slicer input/output, serial input pin)

8-bit ✕ 1

1 (2 systems)

8 channels (8-bit resolution)

8-bit ✕ 8

8-bit timer ✕ 6

2 vectors

128 levels (maximum)

<19 types>

INT external interrupt ✕ 3, Internal timer interrupt ✕ 6, Serial I/O interrupt ✕

1, OSD interrupt ✕ 1, Multi-master I2C-BUS interface interrupt ✕ 1,

Data slicer interrupt ✕ 1, f(XIN)/4096 interrupt ✕ 1, SPRITE OSD interrupt ✕

1, VSYNC interrupt ✕ 1, A-D conversion interrupt ✕ 1, BRK instruction inter-

rupt ✕ 1, Reset ✕ 1

2 built-in circuits (externally connected to a ceramic resonator or a quartz-

crystal oscillator)

Built in

Parameter

6. PERFORMANCE OVERVIEW

M37281MAH-XXXSP

M37281MFH-XXXSP

M37281MKH-XXXSP, M37281EKSP

M37281MAH-XXXSP,M37281MFH-XXXSP

M37281MKH-XXXSP, M37281EKSP

Table 6.1 Performance Overview

Functions

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