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MTV021 Revision 5.0 6/29/1999

MTV021

MYSON

TECHNOLOGY

1.0 PIN CONNECTION

2.0 PIN DESCRIPTIONS

Name

I/O

Pin No.

Descriptions

N16 N20 N24

VSSA

-

1

1

1

Analog ground. This ground pin is used to internal analog circuitry.

VCO

I/O

2

2

2

Voltage Control Oscillator. This pin is used to control the internal oscil-

lator frequency by DC voltage input from external low pass filter.

RP

I/O

3

3

3

Bias Resistor. The bias resistor is used to regulate the appropriate bias

current for internal oscillator to resonate at specific dot frequency.

VDDA

-

4

4

4

Analog power supply. Positive 5 V DC supply for internal analog cir-

cuitry. And a 0.1uF decoupling capacitor should be connected across to

VDDA and VSSA.

HFLB

I

5

5

5

Horizontal input. This pin is used to input the horizontal synchronizing

signal. It is a leading edge triggered and has an internal pull-up resistor.

SSB

I

6

6

6

Serial interface enable. It is used to enable the serial data and is also

bus is enabled, otherwise the SPI bus is enabled.

SDA

I

7

7

7

Serial data input. The external data transfer through this pin to internal

display registers and control registers. It has an internal pull-up resistor.

SCK

I

8

8

8

Serial clock input. The clock-input pin is used to synchronize the data

transfer. It has an internal pull-up resistor.

PWM0

O

-

9

9

Open-Drain PWM D/A converter 0. The output pulse width is program-

mable by the register of Row 15, Column 23.

PWM1

O

-

10

10

Open-Drain PWM D/A converter 1. The output pulse width is program-

mable by the register of Row 15, Column 24.

PWM2

O

-

-

11

Open-Drain PWM D/A converter 2. The output pulse width is program-

mable by the register of Row 15, Column 25.

PWM3

O

-

-

12

Open-Drain PWM D/A converter 3. The output pulse width is program-

mable by the register of Row 15, Column 26.

VSSA

VCO

RP

VDDA

HFLB

SSB

SDA

SCK

VSS

ROUT

GOUT

BOUT

FBKG

HTONE/PWMCK

VFLB

VDD

16

15

14

13

12

11

10

9

1

2

3

4

5

6

7

8

MTV021

VSSA

VCO

RP

VDDA

HFLB

SSB

SDA

SCK

PWM0

PWM1

PWM2

PWM3

VSS

ROUT

GOUT

BOUT

FBKG

HTONE/PWMCK

VFLB

VDD

PWM7

PWM6

PWM5

PWM4

24

23

22

21

20

19

18

17

16

15

14

13

1

2

3

4

5

6

7

8

9

10

11

12

MTV021N24

VSSA

VCO

RP

VDDA

HFLB

SSB

SDA

SCK

PWM0

PWM1

VSS

ROUT

GOUT

BOUT

FBKG

HTONE/PWMCK

VFLB

VDD

PWM7

PWM6

20

19

18

17

16

15

14

13

12

11

1

2

3

4

5

6

7

8

9

10

MTV021N20