EM55000SERIES

EM55000SERIES

EM55000SERIES

EM55000SERIES

EM55000SERIES

TINYCONTROLLER-BASEDSYNTHESIZER

TINYCONTROLLER-BASEDSYNTHESIZER

TINYCONTROLLER-BASEDSYNTHESIZER

TINYCONTROLLER-BASEDSYNTHESIZER

TINYCONTROLLER-BASEDSYNTHESIZER

* This specification are subject to be changed without notice.

1

1.23.2002

EASY SOUND -

EASY SOUND -

EASY SOUND -

EASY SOUND -

EASY SOUND -

Pr

Pr

Pr

Pr

Preliminar

eliminar

eliminar

eliminar

eliminar

y

y

y

y

y

GENERAL DESCRIPTION

GENERAL DESCRIPTION

GENERAL DESCRIPTION

GENERAL DESCRIPTION

GENERAL DESCRIPTION

EM55000 series is a series of 3 to 340 seconds single chip high quality voice synthesizer IC which contains one

4-bit Input port (provided for EM55100 and above), three 4-bit I/O ports and a tiny controller. By programming

through the tiny controller, user's application includes section combination, trigger mode, control outputs,

keyboard matrix and other logic function can be easily implemented.

FEATURES

FEATURES

FEATURES

FEATURES

FEATURES

EM55XXX

001

002

100

200

250

300

350

Duration(sec)

3

5

10

15

21

31

ROM(bits)

10K x 10

16K x 10

32K x 10

48K x 10

64K x 10

96K x 10

PROGRAM

8K x 10

32K x 10

ROM (bits)

RAM (nibbles)

32

64

128

IO PORTs

4 I/O

8 I/O

4 I+ 8 I/O

D/A

Traditional

Direct Drive

Direct Drive/Traditional DAC

DAC

OSC

Ring type

Ring or Crystal type by option

Reset Pin

No

Yes

EM55XXX

400

450

500

550

600

650

700

Duration(sec)

42

63

85

127

170

255

340

ROM(bits)

128K x 10 192K x 10 256K x 10 384K x 10 512K x 10 768K x 10 1024K x 10

PROGRAM

32K x 10

ROM (bits)

RAM (nibbles)

128

IO PORTs

4 I+ 8 I/O

4 I+ 12 I/O

D/A

Direct Drive/Traditional DAC

OSC

Ring or Crystal type by option

Reset Pin

Yes

• Single power supply.

• Crystal/Ring oscillator option.

• 3-340 seconds voice capacity.

• Power down mode for saving power consumption.

• Reset pin available.

• Single ROM for voice program. Maximum 32 K program addressing size available.

• Readable ROM data.

• One 6 bit timer overflow control is provided.

• Two stack for subroutine call.

• 5 bits ASPCM synthesis.

• 38K Hz modulation for IR transmission.

• 15 steps volume control.

• Direct Drive/traditional DAC.

• 8 bits resolution D/A.