The device is an 8-bit high performance RISC architecture microcontroller specifically designed for various Music and ADPCM applications. It provides an 8-bit MCU and 8-channel Wavetable synthesizer. It has a integrated 8-bit micro controller which controls the synthesizer to generate the melody by setting the special register. A Power-down function is inclu.
· Operating voltage:
· 16-bit table read instructions for any bank/page read
· Support 16 to 28 bidirectional I/O lines
· Integrated 2-ch stereo or 1-ch mono 16-bit DAC
3.6V~5.5V (HT37A70/60) 3.3V~5.5V (HT37A50/40) 2.4V~5.5V (HT37A30/20)
· Operating frequency: 11.059MHz
· Oscillation modes for the Oscillator clock
converter
· Integrated power Amplifier
· Integrated 8-channel 12-bit A/D converter
· Eight channel polyphonic synthesizer
· Low voltage reset (Tolerance ± 10%)
· External interrupt INT
· External 2 Timer clock input
· 4 or 8 touch switch input
· ADPCM decoder
· Bit manipulation ins.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | HT37A30 |
Holtek Semiconductor |
(HT37A20 - HT37A70) 8-Channel Music Synthesizer MCU | |
2 | HT37A40 |
Holtek Semiconductor |
(HT37A20 - HT37A70) 8-Channel Music Synthesizer MCU | |
3 | HT37A50 |
Holtek Semiconductor |
(HT37A20 - HT37A70) 8-Channel Music Synthesizer MCU | |
4 | HT37A60 |
Holtek Semiconductor |
(HT37A20 - HT37A70) 8-Channel Music Synthesizer MCU | |
5 | HT37A70 |
Holtek Semiconductor |
(HT37A20 - HT37A70) 8-Channel Music Synthesizer MCU | |
6 | HT3786D |
HOTCHIP |
Li-ion Battery Charger | |
7 | HT37B30 |
Holtek Semiconductor |
8-Channel Music Synthesizer 8-Bit MCU MCU | |
8 | HT37B50 |
Holtek Semiconductor |
8-Channel Music Synthesizer 8-Bit MCU MCU | |
9 | HT37B70 |
Holtek Semiconductor |
8-Channel Music Synthesizer 8-Bit MCU MCU | |
10 | HT37B90 |
Holtek Semiconductor |
8-Channel Music Synthesizer 8-Bit MCU MCU | |
11 | HT37Q20 |
Holtek Semiconductor |
(HT37Q20 - HT37Q70) 4-Channel Music Synthesizer MCU | |
12 | HT37Q30 |
Holtek Semiconductor |
(HT37Q20 - HT37Q70) 4-Channel Music Synthesizer MCU |