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SCG9910 Datasheet, PDF (1/27 Pages) List of Unclassifed Manufacturers – 8-BIT MICROCONTROLLER | |||
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SCG9910
8-BIT MICROCONTROLLER
SCG9910 Microcontroller Specification
FEATURE SUMMARY
Technology
â CMOS technology.
CPU
â
â
8-bit CPU core.
128 powerful and easy-to-use
instruction set.
Memory
â Internal ROM: 48K x 8, 16K x 8 for
program and data, 32K x 8 for data
only.
â Internal RAM: 128 x 8
â Memory is organized as 16K-byte
page.
I/O Structure
â Memory mapped I/O structure.
Oscillation Frequency
â RC Oscillator for the main system
clock up to 4MHz, instruction cycle
~0.5us.
â Subsystem clock frequency of
32.768kHz for real time timer.
Power Down
â Stop mode (Stop oscillation)
Interrupts
â 2 timer interrupts.
â 1 real time interrupt.
â 1 external event interrupt.
â 1 software interrupt.
I/O ports
â 2 8-bit programmable I/O ports.
â 1 7-bit output port.
Timer
â
â
â
2 8-bit pre-scalar auto reload timers
which can be cascaded to form one
16-bit timer.
1 real time timer.
1 watch dog timer.
Speech
â
â
â
â
ADPCM technology for voice and
sound effect.
Total speech length depends on
the data rate chosen:
11 sec for 32kbps data
12.5 sec for 28kbps data
14.6 sec for 24kbps data
Direct drive of speaker.
Dual channels supported.
Operating Voltage
â 2.4V to 5.5V.
Score Concept Semiconductor Ltd.
1
Sept 2000
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