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EM55000 fiches techniques PDF

ELAN Microelectronics Corp - TINY CONTROLLER-BASED SYNTHESIZER

Numéro de référence EM55000
Description TINY CONTROLLER-BASED SYNTHESIZER
Fabricant ELAN Microelectronics Corp 
Logo ELAN Microelectronics Corp 





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EM55000 fiche technique
GENERAL DESCRIPTION
Preliminary
EASY SOUND - EM55000SERIES
TINYCONTROLLER-BASEDSYNTHESIZER
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
EM55XXX 001 002 100
Duration(sec)
3
5
ROM(bits)
10K x 10
16K x 10
PROGRAM
8K x 10
ROM (bits)
RAM (nibbles)
32
64
IO PORTs
4 I/O
8 I/O
D/A
Traditional
Direct Drive
DAC
OSC
Ring type
Reset Pin
No
200
10
32K x 10
250 300
15 21
48K x 10 64K x 10
32K x 10
350
31
96K x 10
128
4 I+ 8 I/O
Direct Drive/Traditional DAC
Ring or Crystal type by option
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.
• Green VoiceTM.
* This specification are subject to be changed without notice.
1.23.2002 1

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