NT68P62 View Datasheet(PDF) - Unspecified

Part Name

Description

Manufacturer

NT68P62

8-Bit Microcontroller for Monitor (32K OTP ROM Type)

Unspecified 

NT68P62-01

Pin Description

Pin No.

40 Pin 42 Pin

1

1

2

2

3

3

4

4

5

5

6

7

7

8

8

9

9

10

10

11

11

12

12

13

13

14

14

15

15

16

Designation Reset Init.

DAC2

[ PGM ]

DAC1/ADC3

DAC1

DAC0/ADC2

[ OE ]

RESET

[ VPP ]

VDD

GND

OSCO

OSCI

P15/INTE0

DAC0

P14/PATTERN

[ A15/CE ]

P13/HALFI

P13

[ A11 ]

P12/HALFO

P12

[ A10 ]

P11/ADC1

P11

[ A9 ]

P10/ADC0

P10

[ A8 ]

P16/INTE1

P16

I/O

Description

O Open drain 5V, D/A converter output 2

[ I ] [OTP ROM program control]

O Open drain 5V, D/A converter output 1, shared with A/D

converter channel 3 input

O Open drain 5V, D/A converter output 0, shared with A/D

converter channel 2 input

[OTP ROM program output enable]

I

Schmitt Trigger input pin, low active reset with internal

pulled down 50KΩ register *

[ P ] [OTP ROM program supply voltage]

P Power

P Ground

O Crystal OSC output

I Crystal OSC input

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

shared with input pin of external interrupt source0 (NMI),

with schmitt trigger, selectable triggered, and internal pulled

up 22KΩ register

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

shared with the output of self test pattern

[ I ] [ OTP ROM program address buffer & chip enable ]

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

shared with half hsync input, shared with A/D converter

channel 3 input

[ I ] [ OTP ROM program address buffer ]

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

shared with half hsync output

[ I ] [ OTP ROM program address buffer ]

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

shared with A/D converter channel 1 input

[ I ] [ OTP ROM program address buffer ]

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

shared with A/D converter channel 0 input

[ I ] [ OTP ROM program address buffer ]

I/O Bi-directional I/O pin with internal pulled up 22KΩ register,

shared with input pin of external interrupt source1, with

Schmitt Trigger, selectable triggered, and an internal pulled

up 22KΩ register

3

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