S1C88848 参数 Datasheet PDF下载

S1C88848

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BASIC EXTERNAL CONNECTION DIAGRAM

• When the piezoelectric buzzer is driven with single terminal and LCD panel is used by 1/5 bias (V

C2

standard)

LCD panel 51 x 32

COM0

V

SS

∗2

COM31

SEG0

SEG50

C

G1

X'tal1

∗1

K00

K01

K02

K03

K04

K05

K06

K07

K10

C

G1

R

CR1

X'tal2

Trimmer capacitor

Resistor for CR oscillation

Crystal oscillator

R

CR1

OSC1

OSC2

OSC3

OSC4

V

D1

V

C1

V

C2

V

C3

V

C4

V

C5

CA

CB

CC

CD

CE

CF

CG

RESET

Recommended values for external parts

Symbol

Name

X'tal1

Crystal oscillator

Recommended value

32.768 kHz,

CI (Max.) = 35 kΩ

5–25 pF

1 MΩ (50 kHz)

4.9152 MHz

4 MHz

1 MΩ

15 pF (Crystal oscillator)

30 pF (Ceramic oscillator)

15 pF (Crystal oscillator)

30 pF (Ceramic oscillator)

50 kΩ (2 MHz)

∗4

C

G2

X'tal2 or

Ceramic

C

D2

Rf

C

1

C

2

C

3

C

4

C

5

C

6

C

7

C

8

C

9

N.C.

N.C.

∗3

R

CR3

S1C88848

[The potential of the substrate

(back of the chip) is V

SS

.]

K11

R26 (TOUT/REM)

R27 (TOUT)

R34 (FOUT)

R51 (BZ)

P10 (SIN)

P11 (SOUT)

P12 (SCLK)

P13 (SRDY)

P14

P15

P16

P17

Ceramic Ceramic oscillator

Feedback resistor

Rf

C

G2

Gate capacitor

C

D2

R

CR3

C

1

C

2

C

3

C

4

C

5

C

6

C

7–

C

9

C

P

Cres

Drain capacitor

Cres

R50 (BZ)

3V

-

C

P

+

V

DD

TEST

Resistor for CR oscillation

Capacitor between V

SS

and V

D1

0.1

µF

Capacitor between V

SS

and V

C1

0.1

µF

Capacitor between V

SS

and V

C2

0.1

µF

Capacitor between V

SS

and V

C3

0.1

µF

Capacitor between V

SS

and V

C4

0.1

µF

Capacitor between V

SS

and V

C5

0.1

µF

Booster/reducer capacitors 0.1

µF

Capacitor for power supply 3.3

µF

Capacitor for RESET terminal 0.47

µF

∗

The connection diagram shown above is an example of when mask option settings are as follows:

LCD power source: Internal power supply (1/5 bias), RESET terminal: With pull-up resistor,

R51 specification: General-purpose output port

Piezo

∗1

OSC1 = Crystal oscillation,

∗2

OSC1 = CR oscillation,

∗3

OSC3 = Crystal/Ceramic oscillation,

∗4

OSC3 = CR oscillation

Coil

Note: The above table is simply an example, and is not guaranteed to work.

NOTICE:

No part of this material may be reproduced or duplicated in any form or by any means without the written permission of Seiko Epson. Seiko

Epson reserves the right to make changes to this material without notice. Seiko Epson does not assume any liability of any kind arising out of

any inaccuracies contained in this material or due to its application or use in any product or circuit and, further, there is no representation that

this material is applicable to products requiring high level reliability, such as, medical products. Moreover, no license to any intellectual

property rights is granted by implication or otherwise, and there is no representation or warranty that anything made in accordance with this

material will be free from any patent or copyright infringement of a third party. This material or portions thereof may contain technology or the

subject relating to strategic products under the control of the Foreign Exchange and Foreign Trade Law of Japan and may require an export

license from the Ministry of International Trade and Industry or other approval from another government agency.

© Seiko Epson Corporation 2004, All right reserved.

SEIKO EPSON CORPORATION

ELECTRONIC DEVICES MARKETING & SALES DIV.

ED International Sales Dept.

421-8, Hino, Hino-shi, Tokyo 191-8501, JAPAN

Phone: +81-42-587-5814 Fax: +81-42-587-5117

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EPSON Electronic Devices Website

http://www.epsondevice.com

Document code: 405125300

Issue June, 2004

Printed in Japan

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