MSM66P54-01 데이터 시트보기 (PDF) - Oki Electric Industry
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MSM66P54-01 Datasheet PDF : 22 Pages
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s MSM66P54 OTP Speech Synthesizer s––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
BLOCK DIAGRAMS
VPP
PGM
Programming Circuitry
A2
A1
A0
SW3
SW2
SW1
SW0
TEST
RND
Address & 7
Switching
Controller
Random
Circuit
BUSY
I/O
Interface
OSC1
OSC2
OSC3
OSC
(X’tal/RC)
17-Stage Multiplexer
1-Mbit OTP ROM
(Containing 22-Kbit Edit
ROM & Address ROM)
8
17-Stage Address Counter
DATA
Controller
Timing Controller
Melody
Generator
BEEP Tone
Generator
ADPCM
Synthesizer
PCM
Synthesizer
12
12-bit
DAC
LPF
XT/RC
RESET
VDD
GND
AOUT
Figure 3. MSM66P54-03/-04 Block Diagram (Standalone Mode)
4-4
OKI SEMICONDUCTOR
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