MSM66P54-02 Oki Semiconductor, MSM66P54-02 Datasheet

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MSM66P54-02

Manufacturer Part Number
MSM66P54-02
Description
One-time programmable (OTP) speech synthesizer
Manufacturer
Oki Semiconductor
Datasheet
MSM66P54
One-Time Programmable (OTP) Speech Synthesizer
DESCRIPTION
The MSM66P54 is a one-time-programmable (OTP) version of the MSM6654 speech synthesizer, suitable
for evaluation of the MSM6650 family and code development. This part is also suitable for applications
requiring small quantities and/or short-term delivery after code completion. The PC-based AR76-202
Speech Development System is used for speech encoding, editing, and programming of the MSM66P54.
When compared to the mask-programmed MSM6654 version, the SOP-packaged version of the
MSM66P54 is backwards compatible, while the DIP-packaged version has two extra pins for program-
ming. On the DIP version, programming pins can either be cut off or left open after programming. DIP
pin spacing and location allows insertion of the MSM66P54 into an IC socket intended for the MSM6654.
To provide high-quality speech synthesis, all members of the MSM6650 family members implement
adaptive differential pulse-code modulation (ADPCM) playback, pulse-code modulation (PCM) play-
back, 12-bit D/A conversion, and an on-chip -40dB/octave low-pass filter (LPF). In addition, easy-to-use
“beep” tones, a two-channel mixing function, a melody function, a fade-out function, and a random play-
back function are included. Also, an on-chip edit ROM can form sentences by catenating phrases, making
external control simpler than before.
Four code versions of the MSM66P54 are available. Stand-alone or microcomputer (MCU) interface
modes can be selected by using one of the four available codes. The table below shows the code versions
available.
MSM66P54 Code Versions
FEATURES
• Single-chip synthesizer
• 4-bit ADPCM or 8-bit PCM sound playback
• Melody function
• Edit ROM function
• Built-in two-channel mixing function
• Internal random playback function
• Fade-out function
• Built-in “beep” tones at 0.5, 1.0, 1.6, and 2.0 kHz
• Sampling frequency of 4.0, 5.3, 6.4, 8.0, 10.6, 12.8, 16, or
MSM66P54-01
MSM66P54-02
MSM66P54-03
MSM66P54-04
32 kHz
[1]
Part No.
OTP ROM
1 Mbit
1 Mbit
1 Mbit
1 Mbit
• Up to 127 phrases
• Internal 12-bit D/A converter
• Internal -40 dB/octave low-pass filter (LPF)
• Built-in standby function
• Selectable RC oscillation or ceramic/crystal
• Package options include 20-pin DIP (DIP20-P-300),
1. 32 kHz is not available when RC oscillation is selected
oscillation
24-pin SOP (SOP24-P-430-2K), or die
MCU Interface Mode
MCU Interface Mode
Standalone Mode
Standalone Mode
Mode
OKI SEMICONDUCTOR
Interface/Standby Features
No Standby Function
Standby Function
Parallel Interface
Serial Interface
4-1

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MSM66P54-02 Summary of contents

Page 1

... Four code versions of the MSM66P54 are available. Stand-alone or microcomputer (MCU) interface modes can be selected by using one of the four available codes. The table below shows the code versions available. MSM66P54 Code Versions Part No. MSM66P54-01 MSM66P54-02 MSM66P54-03 MSM66P54-04 FEATURES • Single-chip synthesizer • 4-bit ADPCM or 8-bit PCM sound playback • ...

Page 2

... MSM66P54 OTP Speech Synthesizer The table below shows the additional functions available in the MSM6650 family when compared to the family’s predecessor, the MSM637x family. Comparison of MSM6376 and MSM6650 Families Control Method Speech synthesis method “Beep” tone frequency (length) Sampling frequency (f ...

Page 3

... PACKAGE DRAWINGS Figure 1. MSM66P54 Mechanical Drawing (DIP20-P-300-W1 Package 0.99 TYP. 1.27 Figure 2. MSM66P54 Mechanical Drawing (SOP24-P-430-2K Package) 22.6 ±0 4.57 MAX. ...

Page 4

... OSC3 XT/RC Figure 3. MSM66P54-03/-04 Block Diagram (Standalone Mode) 4-4 OKI SEMICONDUCTOR –––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ...

Page 5

... Controller I/O CMD Interface BUSY NAR XT OSC X’tal XT Figure 4. MSM66P54-01/-02 Block Diagram (MCU Interface Mode) 7 17-Stage Multiplexer 17-Stage Address Counter Timing Controller RESET VDD GND Block Diagrams VPP PGM Programming Circuitry 1-Mbit OTP ROM (Containing 22-Kbit Edit ROM & Address ROM) ...

Page 6

... GND 10 20-Lead Plastic DIP Figure 6. MSM66P54-01/-02 Pin Configuration (MCU Interface Mode) 4-6 OKI SEMICONDUCTOR –––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ...

Page 7

... Power-supply voltage for programming the on-chip OTP ROM. Set to a “H” level or open during normal operation. PGM I Interface pin for AR76-202 Speech Development System. Set to a “L” level or open during normal operation. This pin has an internal pull-down resistor. MSM66P54-01/-02 Pin Descriptions (Microcomputer Interface Mode) Pin Name I/O RESET I Reset. Setting this pin to “ ...

Page 8

... MSM66P54 OTP Speech Synthesizer MSM66P54-01/-02 Pin Descriptions (Microcomputer Interface Mode) (Continued) V – Power supply Ceramic/Crystal Oscillator Input. A feedback resistor of 0.5~5M an external clock, input to this pin Ceramic/Crystal Oscillator Output. When using an external clock, leave this pin open. CMD I Command Input and Option Selection Control. Command and option input is enabled if the ST pin is set to a “L” level when the CMD pin is “ ...

Page 9

... APPLICATION CIRCUIT EXAMPLES Figure 7. Application Circuit in Standalone Mode with Serial Input Interface Application Circuit Examples VDD SW0 AOUT SW1 SW2 SW3 XT/RC TEST RND A0 OSC3 A1 OSC2 A2 OSC1 GND OKI SEMICONDUCTOR 4-9 ...

Page 10

... MSM66P54 OTP Speech Synthesizer Figure 8. Application Circuit in Standalone Mode The following table shows a comparison between switches and speech playback addresses. Switches and Speech Playback Address Comparison 4-10 OKI SEMICONDUCTOR –––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ...

Page 11

... RESET Figure 9. Application Circuit in MCU Interface Mode P1.0 I6/SD P1.1 I5/SI P1.2 ST P2.0 RESET P3.0 NAR with a Serial Input Interface Application Circuit Examples VDD I4 I1 PORT1 PORT2 AOUT AMP GND OKI SEMICONDUCTOR 4-11 ...

Page 12

... MSM66P54 OTP Speech Synthesizer RESET Figure 10. Application Circuit in MCU Interface Mode ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings Item Symbol Power supply voltage V DD Input voltage V IN Storage temperature T stg Recommended Operating Conditions Parameter Symbol Power supply voltage V DD Operating temperature T OP Original oscillation frequency 1 ...

Page 13

... A – – – – – 70˚ MIN TYP MAX Unit – – – – s 100 – – – – ms – – 350 375 400 OKI SEMICONDUCTOR 4-13 ...

Page 14

... MSM66P54 OTP Speech Synthesizer AC Characteristics (Standalone Mode, V Item Symbol D/A converter change time LPF stabilization time Standby transition period Random access capture time AC Characteristics (Microcomputer Interface Mode, V Item Symbol Master clock frequency (1) f (OSC1) Master clock frequency (2) f (OSC2) Master clock duty cycle ...

Page 15

... Standby Status Figure 12. Activation of Standby State Timing SWO (I) BUSY (O) AOUT (I) Figure 13. Repeated Playback Timing – Standalone Mode (SW) Address Data Capture L t DAR Standby Conversion Time Single Phrase Playback Electrical Characteristics t t STB DAF Standby Status t BN Single-Phrase Repeated Playback OKI SEMICONDUCTOR 4-15 ...

Page 16

... MSM66P54 OTP Speech Synthesizer A0~A2 (I) SW0~SW3 (I) “L” SW1 (I) SW0 (I) BUSY (O) AOUT (O) Figure 14. Playback Timing during Transition of SW0 ~ SW3 – Standalone Mode RND (I) BUSY (O) AOUT (O) Speech Starts Up Random Address Capture Figure 15. Repeated Random Playback Timing – Standalone Mode 4-16 OKI SEMICONDUCTOR –––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ...

Page 17

... BUSY ( AOUT (O) t Figure 16. Channel 1 Playback Timing with No External Commands – Microcomputer Interface 2nd Phrase Address 3rd Phrase Address t NAB t BN 1st Phrase Play 2nd Phrase Play DAR Mode with Parallel Input Electrical Characteristics t NAC 3rd Phrase Play OKI SEMICONDUCTOR 4-17 ...

Page 18

... MSM66P54 OTP Speech Synthesizer “H” (I) Command Data CMD (I) ST (I) NAR (O) BUSY (O) AOUT (O) Figure 17. Channel 1 Playback Timing when External Commands are Used – Microcomputer 4-18 OKI SEMICONDUCTOR –––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ...

Page 19

... Figure 18. Channels 1 and 2 Playback Timing when External Commands are Used – Microcomputer Interface Mode with Parallel Input Electrical Characteristics Command Data 2nd Phrase t t CHS SCH 1st Phrase Play 2nd Phrase Play Playback in Channel 2 OKI SEMICONDUCTOR 3rd Phrase 3rd Phrase Play 4-19 ...

Page 20

... MSM66P54 OTP Speech Synthesizer “H” CH (I) 1st Phrase Address Serial Input 16/SD ( SDS 15/SI (I) t SIS “H” CMD (I) ST (I) BUSY (0) NAR (0) AOUT (O) Speech Startup Figure 19. Playback Timing without Using External Command – Microcomputer Interface During serial input, data is transferred to the IC with the rising of the ST input after the input of the serial data ...

Page 21

... PORT0 (O) “H” CMD (I) ST (I) BUSY (O) NAR (O) AOUT (O) Port Output Figure 20. Playback Timing using External Command – Microcomputer Interface Mode with Command Serial Input 1st Phrase Address Serial Input Speech Playback Speech Startup Code Set Serial Input Electrical Characteristics OKI SEMICONDUCTOR 4-21 ...

Page 22

... MSM66P54 OTP Speech Synthesizer 4-22 OKI SEMICONDUCTOR –––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ...

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