ViewTalk™ Family

Speech/sound effect chips specially designed for LCD-based consumer product applications such as musical watches, musical calculators, musical PDAs, hand-held games, toy PCs, pre-school kid education toys, virtual pets, and security systems.

W538A/Txxx 8-bit uC Base, 8-ch Voice + Wave-Table Melody Synthesizer w/ 1K/2K-dot LCD Driver

W536K/Q/A/T 4-bit uC Base, 1-ch Voice + Dual-Tone Melody Synthesizer w/ 320~2K-dot LCD Driver

W538A/Txxx 8-bit uC Base, 8-ch Voice + Wave-Table Melody Synthesizer w/ 1K/2K-dot LCD Driver

Part No. LCD Dots
(seg*com)		 LCD Share port ROM
(Kbyte)		 Voice/
Wave-
table
Channel		 Audio Output I/O RAM
(Byte)		 OSC. Sub-clock
(32KHz)		 SIM WDT/
LVR/
LVD		 Status* RoHS
64*16 8I, 8O 121 2 / 8 DAC / PWM 20 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*16 8I, 8O 249 2 / 8 DAC / PWM 20 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*16 8I, 8O 505 2 / 8 DAC / PWM 24 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*16 8I, 8O 761 2 / 8 DAC / PWM 24 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*16 8I, 8O 1017 2 / 8 DAC / PWM 24 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*32 8I, 8O 249 2 / 8 DAC / PWM 24 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*32 8I, 8O 505 2 / 8 DAC / PWM 24 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*32 8I, 8O 761 2 / 8 DAC / PWM 24 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
64*32 8I, 8O 1017 2 / 8 DAC / PWM 24 I/O 1K Ring X'tal X'tal/ RC Y Y P Y
* Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life.
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W536K/Q/A/T 4-bit uC Base, 1-ch Voice + Dual-Tone Melody Synthesizer w/ 320~2K-dot LCD Driver

Part No. LCD Dots
(seg*com)		 LCD Share
port		 ROM(Kbit) Voice/
Tone Channel		 Audio Output RAM OSC. Sub-clock I/O Status* RoHS
40*8 12I, 8 I/O, 8O 640 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I, 4 I/O P Y
40*8 12I, 8 I/O, 8O 1024 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I, 4 I/O P Y
40*8 12I, 8 I/O, 8O 2048 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I, 8 I/O P Y
40*8 12I, 8 I/O, 8O 3072 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I,8 I/O,8O P Y
40*8 12I, 8 I/O, 8O 4096 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I,8 I/O,8O P Y
40*16 12I, 8 I/O, 12O 640 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 4I, 8 I/O P Y
40*16 12I, 8 I/O, 12O 1024 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 4I, 8 I/O P Y
40*16 12I, 8 I/O, 12O 2048 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I, 8 I/O P Y
40*16 12I, 8 I/O, 12O 3072 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I, 8 I/O, 8O P Y
40*16 12I, 8 I/O, 12O 4096 1 / 2 DAC / PWM 1K*4 Ring X'tal X'tal RC 8I, 8 I/O, 8O P Y
64*16 12I, 8 I/O, 12O 1024 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 8 I/O P Y
64*16 12I, 8 I/O, 12O 1024 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 4 I/O P Y
64*16 12I, 8 I/O, 12O 2048 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 8 I/O P Y
64*16 12I, 8 I/O, 12O 3072 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 8 I/O, 8O P Y
64*16 12I, 8 I/O, 12O 4096 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 8 I/O, 8O P Y
64*32 12I, 8 I/O, 12O 1024 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 4I, 4 I/O P Y
64*32 12I, 8 I/O, 12O 2048 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 4 I/O P Y
64*32 12I, 8 I/O, 12O 3072 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 8 I/O, 8O P Y
64*32 12I, 8 I/O, 12O 4096 1 / 2 DAC / PWM 1.4K*4 Ring X'tal X'tal RC 8I, 8 I/O, 8O P Y
* Status: P= Mass Production, S=Samples, UD=Under Development, UD (Time)= Under Development(Ready Time), EOL=End of life.
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