The HT827A0 is 8-bit high performance microcontroller with a voice synthesizer and tone generator. They are designed for applications on multiple I/Os with sound effects. The LSIs provide 26 kinds of voice sampling rates, 4 octaves of tone level as well as a high quality of current type D/A output. With such a flexible structure, the HT827A0 is excellent for.
8-bit microcontroller
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HT827A0
Operating voltage: 2.4V~5.2V 8K´16 program ROM 208´8 data RAM 36 bidirectional I/O lines Interrupt input 16-bit programmable timer/event counter with overflow interrupts Watchdog timer On-chip crystal or RC types of oscillator
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Halt function and wake-up feature reduces power consumption 63 powerful instructions Up to a 1ms instruction cycle with a 4MHz system clock at VDD=5V All instructions in 1 or 2 machine cycles 16-bit table read instruction 8-level subroutine nesting Bit manipulation instruction
Voice and melody synthesizer
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No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | HT82230 |
Holtek Microelectronics |
8 Sec PCM Speech | |
2 | HT82323 |
Holtek Microelectronics |
Modem Buffer Chip | |
3 | HT82A520R |
Holtek Semiconductor |
(HT82A520R / HT82A620R) Full Speed USB 8bit OTP MCU | |
4 | HT82A523R |
Holtek Semiconductor |
USB 2.0 Full Speed 8-Bit OTP MCU | |
5 | HT82A525R |
Holtek Semiconductor |
I/O Type USB 8-Bit OTP MCU | |
6 | HT82A6208 |
Holtek Semiconductor |
A/D Type Full Speed USB 8-Bit MCU | |
7 | HT82A620R |
Holtek Semiconductor |
(HT82A520R / HT82A620R) Full Speed USB 8bit OTP MCU | |
8 | HT82A6216 |
Holtek Semiconductor |
A/D Type Full Speed USB 8-Bit MCU | |
9 | HT82A623R |
Holtek Semiconductor |
A/D Type Full Speed USB 8-Bit MCU | |
10 | HT82A821R |
Holtek Semiconductor |
Basic USB Speaker OTP MCU | |
11 | HT82A822R |
Holtek Semiconductor |
USB Speaker OTP MCU | |
12 | HT82A832R |
Holtek Semiconductor |
Basic USB Phone OTP MCU |