EM78P349N数据手册Elan中文资料规格书

描述 Description

EM78P349N is an 8-bit microprocessor designed and developed with low-power and high-speed CMOS technology.It has an on-chip 2K x 13-bit Electrical One Time Programmable Read Only Memory (OTP-ROM).
With its enhanced OTP-ROM features, the EM78P349N provides a convenient way of developing and verifying user's programs.Moreover, this OTP device offers the advantages of easy and effective program updates, using development and programming tools. User can avail of the ELAN Writer to easily program his development code.

特性 Features

CPU configuration
2K x 13 bits on-chip ROM
(160+16) x 8 bits on chip registers (SRAM)
2 uA, during sleep mode
I/O port configuration
3 bi-directional I/O ports
8 programmable pull-down I/O pins
8 programmable pull-high I/O pins
8 programmable open-drain I/O pins
2 external interrupt pins
Operating voltage:
2.3V~5.5V at-40C~85C (Industrial)
Operating frequency range (base on 2 clocks)
Crystal mode: 
DC ~ 20 MHz, 5V ; DC ~ 8 MHz, 3V
IRC mode: 
DC ~ 8 MHz, 3V 8-level stacks for subroutine nesting
4 programmable Level Voltage Detector(LVD) : 4.5V, 4.0V, 3.3V, 2.2V
3 programmable Level Voltage Reset (LVR) : 4.0V, 3.0V, 2.5V
Less than 1.5 mA at 5V/4MHz
Typically 15 uA, at 3V/32kHz
Typically
Peripheral configuration
8-bit real time clock/counter (TCC) with selective signal sources, trigger edges, and overflow interrupt
15-bit multi-channel Analog-to-Digital Converter with 12-bit resolution
Three Pulse Width Modulation (PWM) with 10-bit resolution 
Power-down (Sleep) mode
Six available interrupts
TCC overflow interrupt
Input-port status changed interrupt (wake-up from sleep mode)
External interrupt
ADC completion interrupt
PWM period match completion
Low voltage detector interrupt
Programmable free running Watchdog Timer
Power on voltage detector available (1.9V∮0.1V)
Package Type
24-pin Skinny DIP 300mil:EM78P349NK24S/J
24 pin SOP 300mil: EM78P349NSO24S/J
28-pin Skinny DIP 300mil:EM78P349NK28S/J
28-pin SOP 300mil:EM78P349NSO28S/J