UPD784214A datasheet(4/50 Pages) NEC

Part #	UPD784214A

Description	16-BIT SINGLE-CHIP MICROCONTROLLERS

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Manufacturer	NEC [NEC]

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Data Sheet U14121EJ2V0DS00

4

µµµµPD784214A,784215A,784216A,784217A,784218A,784214AY,784215AY,784216AY,784217AY,784218AY

OVERVIEW OF FUNCTIONS (1/2)

Part Number

Item

µPD784214A,

µPD784214AY

µPD784215A,

µPD784215AY

µPD784216A,

µPD784216AY

µPD784217A,

µPD784217AY

µPD784218A,

µPD784218AY

Number of basic instructions (mnemonics)

113

General-purpose registers

8 bits

× 16 registers × 8 banks, or 16 bits × 8 registers × 8 banks (memory

mapping)

Minimum instruction execution time

• 160 ns/320 ns/640 ns/1,280 ns/2,560 ns (@fXX = 12.5 MHz operation with

main system clock)

• 61

µs (@fXT = 32.768 kHz operation with subsystem clock)

ROM

96 KB

128 KB

192 KB

256 KB

Internal

memory

RAM

3,584 bytes

5,120 bytes

8,192 bytes

12,800 bytes

Memory space

1 MB with program and data spaces combined

Total

86

CMOS input

8

CMOS I/O

72

I/O ports

N-ch open-drain I/O

6

Pins with pull-up resistor

70

LED direct drive output

22

Pins with

additional

functions

Note 1

Middle-voltage pin

6

Real-time output port

4 bits

× 2 or 8 bits × 1

Timer/event counter:

Timer counter

× 1

Pulse output

(16-bit)

Capture/compare register

× 2 • PPG output

• Square wave output

• One-shot pulse output

Timer/event counter 1: Timer counter

× 1

Pulse output

(8-bit)

Compare register

× 1

• PWM output

• Square wave output

Timer/event counter 2: Timer counter

× 1

Pulse output

(8-bit)

Compare register

× 1

• PWM output

• Square wave output

Timer/event counter 5: Timer counter

× 1

Pulse output

(8-bit)

Compare register

× 1

• PWM output

• Square wave output

Timer/event counter 6: Timer counter

× 1

Pulse output

(8-bit)

Compare register

× 1

• PWM output

• Square wave output

Timer/event counter 7: Timer counter

× 1

Pulse output

(8-bit)

Compare register

× 1

• PWM output

• Square wave output

Timer/event counter

Timer/event counter 8: Timer counter

× 1

Pulse output

(8-bit)

Compare register

× 1

• PWM output

• Square wave output

Serial interface

• UART/IOE (3-wire serial I/O): 2 channels (on-chip baud rate generator)

• CSI (3-wire serial I/O, multimaster supporting I2C busNote 2): 1 channel

A/D converter

8-bit resolution

× 8 channels

D/A converter

8-bit resolution

× 2 channels

Notes 1. Pins with additional functions are included with the I/O pins.

2.

µPD784216AY/784218AY Subseries only

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UPD784214A Datasheet(PDF) 4 Page - NEC

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