EM55250 Datasheet PDF - ELAN Microelectronics Corp
| Part Number | EM55250 | |
| Description | TINY CONTROLLER-BASED SYNTHESIZER | |
| Manufacturers | ELAN Microelectronics Corp | |
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There is a preview and EM55250 download ( pdf file ) link at the bottom of this page. Total 20 Pages | ||
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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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20-key Application Circuit For EM55002
Preliminary
EASY SOUND - EM55000SERIES
TINYCONTROLLER-BASEDSYNTHESIZER
VCC
Rosc
0.1 uF
VCC
VDD
OSC
TEST
VO1
VO
P33
P32
P31
P30
VSSD
VSSC
P20
P21
P22
P23
EM55002
VCC
TR1
TR2
TR3
TR4
TR5
TR6
TR7
TR8
TR9
TR10
TR11
TR12
TR13
TR14
TR15
TR16
TR17
TR18
TR19
TR20
It is suggested to add a 0.1 uF ceramic capacitor between VDD and VSS.
20-key Application Circuit For EM55100~EM55700
VCC
Rosc
0.1 uF
VCC VO1
VDD VO
OSCI
OSCO
TEST
VSSD
VSSC
P33
P32
P31
P30
P23
P13 P22
P12 P21
P11 P20
P10
VCC
TR1
TR2
TR3
TR4
TR5
TR6
TR7
TR8
TR9
TR10
TR11
TR12
It is suggested to add a 0.1 uF ceramic capacitor between VDD and VSS.
* This specification are subject to be changed without notice.
TR13
TR14
TR15
TR16
TR17
TR18
TR19
TR20
1.23.2002 5
Preview 5 Page |
Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for EM55250 electronic component. |
| Information | Total 20 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ EM55250.PDF Datasheet ] | |
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| Part Number | Description | MFRS |
| EM55250 | The function is TINY CONTROLLER-BASED SYNTHESIZER. ELAN Microelectronics Corp | |
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