AP8921A Aplus Integrated circuits Inc., AP8921A Datasheet
AP8921A
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AP8921A Summary of contents
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... Integrated Circuits Inc. VOICE OTP IC aP8921A – 21sec aP8910A – 10sec 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 ...
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... D/A COUT to drive speaker through an external BJT. Development System support voice compilation and options selection. DESCRIPTION aP8921A/10A series high performance Voice OTP is fabricated with Standard CMOS process with embedded 512K/256K bits EPROM. ADPCM compression at 6KHz sampling rate. 8-bit PCM is also available as user selectable option ...
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... Trigger pin (input with internal pull-down) 2.6 – 5.0V Positive Power Supply VDD 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) 3 aP8921A/10A RST SBT S4 S3 VDD S2 S1 VPP 9 Apr 3, 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 aP8921A/10A 4 Apr 3, 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 aP8921A/10A 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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... Note: Stop plus must be set to enable in order to have STOP plus to come out. Ver 2.1 Fig.2 Ramp-up-down Disable aP8910A OUT1 OUT2 OUT1 LED2 LED1 STOP LED1 LED2 BUSY - - Fig. 3 Output waveforms 6 aP8921A/10A This function aP8921A OUT2 LED2 LED1 LED2 STOP LED2 BUSY STOP BUSY Apr 3, 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 aP8921A/10A Apr 3, 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 aP8921A/10A Apr 3, 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 aP8921A/10A Apr 3, 2007 ...
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... Integrated Circuits Inc. TRIGGER MODES Two trigger modes, the KEY and CPU modes, are available for aP8921A/10A series which are determined by setting the EPORM programmable options during voice data compilation. For both trigger modes Voice Groups are being played back according to the following setting of trigger pins ...
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... Voice Groups address is determined by the Voice Group Trigger Table. For example: S1..S4 = 1000 for Voice Group #1 S1..S4 = 0100 for Voice Group #2 • • • S1..S4= 1100 for Voice Group #5 • • • S1..S4 = 1110 for Voice Group #9 • • • S1..S4 = 1101 for Voice Group #12 Ver 2.1 Fig. 11 CPU Parallel Trigger Mode 11 aP8921A/10A Apr 3, 2007 ...
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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 12 aP8921A/10A Unit ℃ ℃ ℃ Apr 3, 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 - aP8921A/10A 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 3, 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 14 aP8921A/10A 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) 15 aP8921A/10A 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 S4 OUT1 SBT VSS Fig. 12 Using 4.5V Battery 16 aP8921A/10A 0.1uF Cout 8 ΩSpeaker 1~2uF 8050D 16 Ω 390Ω Speaker 1KΩ Apr 3, 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 aP8921A Fig. 12 Pad Locations 17 aP8921A/10A Apr 3, 2007 ...