BU2507FV

Optical disc ICs

3/3

Pin descriptions

Pin No.

Pin name

I / O

Analog /

Digital

Function

Equivalent

Circuit

1

2

3

4

5

6

7

8

9

10

11

12

13

14

6

4

4

2

4

4

5

−

4

1

1

1

4

−

Vss

Ao2

Ao3

Reset

Ao4

Ao5

Vcc

LD

CLK

DI

Ao1

GND

Analog

Analog

Analog

Digital

Digital

Analog

Analog

−

Digital

Digital

Digital

Analog

−

−

O

O

I

O

O

−

−

I

I

I

O

−

10bit D/A converter output terminal (CH2)

10bit D/A converter output terminal (CH3)

The analog output of all channels is fixed for "L"

10bit D/A converter output terminal (CH4)

10bit D/A converter output terminal (CH5)

Power supply terminal

Ao6

Analog

O

10bit D/A converter output terminal (CH6)

When H-level signal is input to this terminal, the value stored in 14-bit

shift register is loaded in decoder and D/A converter output register

Shift clock input terminal. Input signal at DI pin is input to 14-bit shift

register at rise of shift clock pulse

Serial data input terminal to input 14-bit (address 4 bit + deta 10bit)

long serial data

10bit D/A converter output terminal (CH1)

GND terminal

External dimensions (Unit : mm)

SSOP-B14

8

7

14

1

5.0

±0.2

0.22

±0.1

0.65

0.15

±0.1

0.1