omMOSEL VITELIC INC.
U.c MSU3022/U3032/U3042August 1997
60"/90"/120" Voice Smart
ataThe MSU30x2 is a monolithic talking microcomputer that can memorize voice up to 60/90/120 seconds
.Dusing MOSEL qualified coding method(MPCM). It's an integration of traditional 4-bit microcomputer and
voice chip with minimal external components. LCD driver and miscellaneous interface are provided
wfor versatile applications. With more than bit 10K ROM/RAM inside, this chip meets every intelligent
wnovelty. Customer requested function and voice data will be built in by changing masks during fabrication.
w heet4U.comHardware Features
Low current consumption
SMaximal function with minimal cost
taCurrent output could drive 8 ohm speaker with a
transistor, Vout could drive buzzer directly.
The voice content is stored up to 120 seconds at
a6 KHz (B0000h) and can be separated to 256
Duration of each section can be different and is
.Dmultiples of 100h.
Duration of section with appended memory-less
mute is up to 40 seconds (100000h).
wEach trigger can access a sentence, up to 256
sentences could be access. 1024 entry count are
Working at 2.4V through 6.0V
Precise voice sample rate 8 KHz is provided.
Auto ramp up and ramp down.
Halt mode is provided.
Very low current consumption at Halt mode.
LCD driver provided, can drive up to 75
Built-In clock generator
Built-In doubler, halver, tripler
Internal program ROM : 1024 x 15 bits;
Internal program RAM : 64 x 4 bits
Internal stack RAM: 4x10 bits.
Two 4-bit input ports
Two 4-bit input/output ports
One 4-bit output port
w w.DataSheet4U.comSpecifications subject to change without notice, contact your sales representatives for the most recent information.
PID 262(*) 08/97