4 Polyphony

Part No. VDD Program
Memory		 Data
Memory		 I/O Timer D/A A/D Speech Power
AMP		 Package
8-bit 16-bit
HT37Q20 2.4V~5.5V 32Kx16 320x8 16 2 1 16-bitx1 -- PCM/ADPCM -- 20/28SOP
HT37Q30 2.4V~5.5V 64Kx16 320x8 20 2 1 16-bitx1 -- PCM/ADPCM v 28SOP,
48SSOP
HT37Q40 3.3V~5.5V 96Kx16 320x8 28 2 1 16-bitx1 -- PCM/ADPCM v 28SOP, 64QFP,
80LQFP
HT37Q50 3.3V~5.5V 128Kx16 320x8 28 2 1 16-bitx1 -- PCM/ADPCM v 28SOP, 64QFP,
80LQFP
HT37Q60 3.6V~5.5V 192Kx16 320x8 28 2 1 16-bitx1 -- PCM/ADPCM v 28SOP, 64QFP,
80LQFP
HT37Q70 3.6V~5.5V 256Kx16 320x8 28 2 1 16-bitx1 -- PCM/ADPCM v 28SOP, 64QFP,
80LQFP
Note: The waveform data and program code share the same memory space.


8 Polyphony

Part No. VDD Program
Memory		 Data
Memory		 I/O Timer D/A A/D Speech Power
AMP		 Package
8-bit 16-bit

HT37A20

 2.4V~5.5V 32Kx16 320x8 16 2 1 16-bitx1 -- PCM/ADPCM -- 20SOP,
48SSOP
HT37A30 2.4V~5.5V 64Kx16 320x8 20 2 1 16-bitx2 -- PCM/ADPCM v 28SOP,
48SSOP

HT37A40

 3.3V~5.5V 96Kx16 320x8 24 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 28SOP,
80LQFP
HT37A50 3.3V~5.5V 128Kx16 320x8 24 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 28SOP,
80LQFP

HT37A60

 3.3V~5.5V 192Kx16 320x8 28 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 28SOP,
80LQFP
HT37A70 3.3V~5.5V 256Kx16 320x8 28 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 28SOP,
80LQFP
Note: The waveform data and program code share the same memory space.


16 Polyphony

Part No. VDD Program
Memory		 Data
Memory		 I/O Timer D/A A/D Speech Power
AMP		 Package
8-bit 16-bit

HT37B30

 2.4V~5.5V 64Kx16 640x8 32 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 28SOP,
80LQFP
HT37B50 2.4V~5.5V 128Kx16 640x8 32 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 28SOP,
80LQFP

HT37B70

 3.0V~5.5V 256Kx16 640x8 40 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 80LQFP
HT37B90 3.0V~5.5V 512Kx16 1280x8 40 2 1 16-bitx2 12-bitx8 PCM/ADPCM v 100LQFP
Note: The waveform data and program code share the same memory space.