SPC251A Sunplus Technology Co., Ltd., SPC251A Datasheet
SPC251A
Related parts for SPC251A
SPC251A Summary of contents
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SUNPLUS TECHNOLOGY CO. reserves the right to change this documentation without prior notice. Information provided by SUNPLUS TECHNOLOGY CO. is believed to be accurate and reliable. However, SUNPLUS TECHNOLOGY CO. makes no warranty for any errors ...
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... PPLICATION IRCUIT 9. PACKAGE/PAD LOCATIONS ................................................................................................................................................................... 12 9.1. PAD A ............................................................................................................................................................................... 12 SSIGNMENT 9. ..................................................................................................................................................................... 12 RDERING NFORMATION 9.3. PAD L .................................................................................................................................................................................. 13 OCATIONS 10. DISCLAIMER............................................................................................................................................................................................. 14 11. REVISION HISTORY ................................................................................................................................................................................. 15 © Sunplus Technology Co., Ltd. Proprietary & Confidential Table of Contents = 25℃) ................................................................................................................................... 25℃) ................................................................................................................................... ............................................................................................................................. 9 AND THE OSC CPU 2 SPC251A PAGE SEP. 10, 2001 Version: 1.7 ...
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... For audio processing, melody and speech can be mixed into one output. It operates over a wide voltage range of 2.4V - 5.5V. In addition, SPC251A has a Clock Stop mode for power savings. The power savings mode saves the RAM contents, but freezes the oscillator, causing all other chip functions to be inoperative ...
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... Port 8-bit bi-directional Input / Output port with Pull-low or Open-drain option. As inputs, Port D can be either Pure or Pull-low states. As outputs, Port D can be either Buffer or Open-drain PMOS (send current). programmed for wake-up I/O pins. (Programmable I/O, Key Change, Wake-up I/O). **See note 1 and 2 below. 4 SPC251A Also, Port D can be software SEP. 10, 2001 Version: 1.7 ...
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... To access ROM, users should program the BANK SELECT Register, choose bank, and access address to fetch data. 6.5. RAM Area The SPC251A total RAM consists of 128 bytes (including Stack) at locations from $80 through $FF. 6.6. Volume Control Function The SPC251A contains a volume control function that provides an 8-step volume controller to control current D/A output ...
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... OD : Open Drain *Values shown are for VDD = 5.0V test conditions only. © Sunplus Technology Co., Ltd. Proprietary & Confidential 6.9. Speech and Melody Since the SPC251A provides a large ROM and wide range of CPU VDD operation speeds most suitable for speech and melody 90K synthesis. ...
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... Power Savings Mode The SPC251A provides a power savings mode (Standby mode) for those applications that require very low stand-by current. enter standby mode, the Wake-Up Register should be enabled and then stop the CPU clock by writing the STOP CLOCK Register. The CPU will then go to the stand-by mode. In such a ...
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... A Limit Min. Typ. Max. 2.4 - 3.6 - 1.5 2 2.0 - -1 0 100 - 8 SPC251A Ratings < 7.0V -0. 0.5V + 0℃ to +60℃ -50℃ to +150℃ Unit Test Condition MHz VDD = 2.4V - 3.6V, 2-battery MHz VDD = 3.6V - 5.5V, 3-battery Unit Test Condition V For 2-battery 3.0MHz @ 3.0V, no load CPU µA VDD = 3.0V mA VDD = 3.0V, one-channel V VDD = 3.0V V VDD = 3.0V VDD = 3. 2.0V OH VDD = 3 ...
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... F OSC CPU 7.5.2. VDD = 4.5V, T 6.0 5.0 4.0 3.0 2.0 1.0 0.0 600 800 9 SPC251A Unit Test Condition V For 3-battery 4.0MHz @ 5.0V, no load CPU µA VDD = 5.0V mA VDD = 5.0V, one-channel V VDD = 5.0V V VDD = 5.0V VDD = 5. 4.2V OH VDD = 5. 0.8V OL Pull Low Kohm VDD = 5.0V = 25℃ 200 400 ...
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... APPLICATION CIRCUITS 8.1. Application Circuit - (1) © Sunplus Technology Co., Ltd. Proprietary & Confidential 10 SPC251A SEP. 10, 2001 Version: 1.7 ...
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... Application Circuit - (2) © Sunplus Technology Co., Ltd. Proprietary & Confidential 11 SPC251A SEP. 10, 2001 Version: 1.7 ...
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... Note1: Code number (nnnnV) is assigned for customer. Note2: Code number (nnnn = 0000 - 9999); version ( Z). © Sunplus Technology Co., Ltd. Proprietary & Confidential Chip Size: 2230µm x 3890µm This IC substrate should be connected to VSS 12 SPC251A Package Type Chip form SEP. 10, 2001 Version: 1.7 ...
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... IOD6 935 IOD5 935 IOD4 935 IOD3 935 IOD2 935 IOD1 935 IOD0 935 IOB0 935 IOB1 935 IOB2 935 13 SPC251A Y 1644 1421 1198 975 752 529 306 84 -139 -361 -584 -806 -1057 -1247 -1438 -1632 -1756 -1541 -1376 -1130 ...
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... SUNPLUS for such applications. Please note that application circuits illustrated in this document are for reference purposes only. © Sunplus Technology Co., Ltd. Proprietary & Confidential Products described herein are intended for use in normal commercial applications. 14 SPC251A SEP. 10, 2001 Version: 1.7 ...
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... Speech duration @ 6KHz sampling rate with 4-bit ADPCM 3. Approx. 85 sec. speech. SEP. 10, 2001 1.7 1. Add Note1 and Note3 in the “9.1 PAD Assignment” 2. Renew to a new document format © Sunplus Technology Co., Ltd. Proprietary & Confidential Description 15 SPC251A Page 6 12 SEP. 10, 2001 Version: 1.7 ...