AP8942A Aplus Integrated circuits Inc., AP8942A Datasheet
AP8942A
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AP8942A Summary of contents
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... Integrated Circuits Inc. VOICE OTP IC aP8942A – 42sec A PLUS INTEGRATED CIRCUITS INC. Address: 3 F-10, No. 32, Sec. 1, Chenggung Rd., Taipei, Taiwan 115, R.O.C. (115)台北市南港區成功路一段 32 號 3 樓之 10. TEL: 886-2-2782-9266 FAX: 886-2-2782-9255 http: //www.aplusinc.com.tw WEBSITE : Ver 2 ...
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... Development System support voice compilation and options selection. DESCRIPTION aP8942A high performance Voice OTP is fabricated with Standard CMOS process with embedded 1M bits EPROM. It can store up to 42sec voice message with 4-bit ADPCM compression at 6KHz sampling rate. 8-bit PCM is also available as user selectable option. Two trigger modes, simple Key trigger mode and Parallel CPU trigger mode facilitate different user interface ...
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... Positive Power Supply S3 Trigger (input with internal pull-down) S4 Trigger (input with internal pull-down) PGM Trigger pin (input with internal pull-down) DCLK Reset pin (input with internal pull-down) S7 Trigger pin (input with internal pull-down) 3 aP8942A S7 RST SBT S4 S3 VDD S2 S1 VPP S6 APR, 2007 ...
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... STOP pulse, BUSY and LED signals. - During OTP programming, OUT1 serves as OEB while OUT2 serves as data IO. COUT Analog 8-bit current mode D/A output for voice playback RST Chip reset in playback mode or DCLK pin in OTP programming mode. Ver 2.1 4 aP8942A APR, 2007 ...
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... VOICE SECTION COMBINATIONS Voice files created by the PC base developing system are stored in the built-in EPROM of the aP8942A chip as a number of fixed length Voice Blocks. Voice Blocks are then selected and grouped into Voice Groups for playback Voice Groups are allowed. A Voice Block Table is used to store the information of combinations of Voice Blocks and then group them together to form Voice Group ...
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... Four settings are allowed: Note: Stop plus must be set to enable in order to have STOP plus to come out. Ver 2.1 OUT1 Option 1 LED2 Option 2 LED2 Option 3 LED2 Option 4 STOP Fig. 3 Output waveforms 6 aP8942A This function Fig.2 Ramp-up-down Disable OUT2 LED1 STOP BUSY BUSY APR, 2007 ...
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... Stop pulse disable or enable Fig Fig. 9 show the voice playback with different combination of triggering mode and the relationship between outputs and voice playback. Fig. 4 Level, Unholdable, Non-retriggerable Fig. 6 SBT sequential trigger with Level Holdable and Unholdable Ver 2.1 Fig. 5 Level Holdable 7 aP8942A APR, 2007 ...
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... Integrated Circuits Inc. Fig. 9 SBT sequential trigger with Edge Holdable and Unholdable Ver 2.1 Fig. 7 Edge, Unholdable, Non-retrigger Fig. 8 Edge, Holdable 8 aP8942A APR, 2007 ...
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... Integrated Circuits Inc. Overlap trigger is supported with Level/Unholdable trigger options: Ver 2.1 Fig. 10 Overlap trigger 9 aP8942A APR, 2007 ...
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... Integrated Circuits Inc. TRIGGER MODES There are two triggering modes available with aP8942A. Key or CPU Trigger modes are determined by setting the EPORM programmable options during voice data compilation. Key Trigger Mode With this trigger mode Voice Groups are triggered by setting HIGH or NC (not connected) in different combinations ...
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... HIGH NC NC HIGH HIGH HIGH HIGH HIGH HIGH NC HIGH HIGH NC NC HIGH HIGH NC NC HIGH HIGH NC 11 aP8942A HIGH HIGH HIGH ...
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... aP8942A ...
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... Integrated Circuits Inc. BLOCK DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol 0.3<V IN <V DD/33 + 0.3 V OUT V SS <V OUT <V DD/33 T (Operating): T (Junction) T (Storage) Ver 2.1 Rating -0 -40 ~ +85 -40 ~ +125 -55 ~ +125 13 aP8942A Unit ℃ ℃ ℃ APR, 2007 ...
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... 4.5V Min. Typ. Max. Unit 2.6 4.5 5 2.5 3.0 3.5 -0.3 0 0.5 110 -110 - aP8942A Condition V μA I/O open mA I/O open V DD =3. =3.0V V Vout=0.3V =5.0V mA Vout=2.5V =5. COUT =1. =2.5V =5. =0.3V =5.0V mA Fosc(5.0V) – Fosc(4.0V) % Fosc(4.5V) APR, 2007 ...
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... This parameter is inversely proportional to the sampling frequency. 2. This parameter is proportional to the sampling frequency. Ver 2 SBTW ( 70℃ 4.5V 0V, 8KHz sampling ) A Min 100 100 65 15 aP8942A t STPD t STPW t BH Typ. Max. Unit ms ms μs 256 64 ms 100 ns 100 μs 3 ...
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... Fre 10.0% 5.0% 0.0% -5.0% -10.0% -15.0% -20.0% -25.0% -30.0% 5.50 5.00 4.50 4.00 3.50 3.00 2.60 Ver 2.1 R OSC KΩ 83 108 125 134 158 168 183 202 227 252 296 344 VDD (V) 16 aP8942A Sampling Frequency R OSC KΩ KHz 400 5.4 370 5.9 350 6.3 330 6.5 300 7.0 280 7.6 250 8.5 220 9.5 200 10.3 170 11.9 150 13.8 120 16 ...
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... NPN transistor. Note 4: The VPP pin should be leave unconnected for playback. Ver 2.1 0.1uF VDD V33 RST c Ros OSC S1 COUT S2 VOUT1 VOUT2 S3 OUT1 S8 SBT VSS Fig. 12 Using 4.5V Battery 17 aP8942A 0.1uF Cout 8 ΩSpeaker 1~2uF 8050D 16 Ω 390Ω Speaker 1KΩ APR, 2007 ...
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... Integrated Circuits Inc. BONDING PADS Notes: 1. VPP pad should be not connected during voice playback. 2. Substrate should be connected to the Power GND. Ver 2.1 aP8942A Fig. 12 Pad Locations 18 aP8942A APR, 2007 ...