Programmable Encoder IC

PT2241

PT2241 v1.3

Page 2

Written August 1998

Princeton Technology Corp.

Tel : 886-2-29162151

Fax: 886-2-29174598

URL: http://www.princeton.com.tw

PIN CONFIGURATIONS

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

1

2

3

4

8

7

6

5

VSS

S1

VPG

N3

D3

N2

D2

PGM

S0

VDD

DOUT

OSC

D0/CLK

N0/CODE

D1

N1

PT2241 (16 PINS)

VCC

VPG

PGM

N0/CODE

VDD

DOUT

OSC

D0/CLK

PT2241 (8 PINS)

APPLICATION CIRCUITS

Vss

V PG

PGM

N 0/CODE

VDD

D OU T

OS C

D0/CLK

PT2241

RF

12V

Rosc

+

_

Note: In order that IC protection is assured, please make sure that a diode is connected between the

battery and the VDD. If the diode is not connected and the battery polarity was inverted, the IC will

fail.