D6P8A Ver la hoja de datos (PDF) - NEC => Renesas Technology

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componentes Descripción

Fabricante

D6P8A

4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION

NEC => Renesas Technology 

µPD6P8, 6P8A, 6P8B

1.2 PROM Programming Mode

(1) µPD6P8

Pin No. Symbol

Function

I/O

1, 2

D0 to D7 8-bit data I/O when writing/verifying program memory

I/O

15 to 20

3

CLK

Clock input for updating address when writing/verifying program

memory

Input

6

VDD

Power Supply

–

Supply +3 V to this pin when writing/verifying program memory.

7

XOUT

Clock necessary for writing program memory. Connect a 4 MHz ceramic –

8

XIN

resonator to these pins.

Input

9

GND

GND

–

10

VPP

Supplies voltage for writing/verifying program memory.

–

Apply +10.5 V to this pin.

11 to 14 MD0 to MD3 Input for selecting operation mode when writing/verifying program memory Input

(2) µPD6P8A

Pin No. Symbol

2

SO

3

SCLK

4

SI

6

VDD

7

XOUT

8

XIN

9

GND

10

VPP

Function

Serial data output when verifying program memory

Clock input when writing/verifying program memory

Serial data input when writing program memory

Power Supply

Supply +3 V to this pin when writing/verifying program memory.

Clock necessary for writing program memory. Connect a 4 MHz ceramic

resonator to these pins.

GND

Supplies voltage for writing/verifying program memory.

Apply +10.5 V to this pin.

I/O

Output

Input

Input

–

–

Input

–

–

<R> (3) µPD6P8B

Pin No. Symbol

2

SO

3

SCLK

4

SI

6

VDD

9

GND

10

VPP

Function

Serial data output when verifying program memory

Clock input when writing/verifying program memory

Serial data input when writing program memory

Power Supply

Supply +3 V to this pin when writing/verifying program memory.

GND

Supplies voltage for writing/verifying program memory.

Apply +10.5 V to this pin.

10

Data Sheet U17848EJ3V0DS

I/O

Output

Input

Input

–

–

–

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