NT68275 View Datasheet(PDF) - Unspecified

Part Name

Description

Manufacturer

NT68275

IIC Bus Controlled On-Screen Display

Unspecified 

NT68275

Pin Description

NT68275

1

NAME I/O/P/R

AGND

P

Analog Ground

Function

2

VCO

-

Voltage I/P to Control Oscillator

3

RP

-

Bias Resistor. Used to bias internal VCO to resonate at specific dot

frequency

4

AVCC

P

Analog Power Supply (5 V Typ.)

5

HFLB

I

Horizontal Fly-back Input (Schmitt Trigger Buffer)

6

N.C.

-

-

7

SDA

I

SDA Pin Of IIC Bus (Schmitt Trigger Buffer) with internal 100K ohm

pulled-high resistance

8

SCL

I

SCL Pin Of IIC Bus (Schmitt Trigger Buffer) with internal 100K ohm

pulled-high resistance

9

DVCC

P

Digital Power Supply (5 V Typ.)

10

VFLB

I

Vertical Fly-back Input (Schmitt Trigger Buffer)

11

*PWMC

K/INT

O

PWM output or Intensity output

12

FBKG

O Fast Blanking Output. Used to cut off external R, G, B signals.

13

B

O Blue Color Output with Push-Pull Output Structure

14

G

O Green Color Output with Push-Pull Output Structure

15

R

O Red Color Output with Push-Pull Output Structure

16

DGND

P

Digital Ground

4

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