SINGLE-CHIP VOICE RECORD/PLAYBACK DEVICES

文件：266.78 Kbytes 页数：12 Pages

GENERALPLUS

凌通科技

SINGLE-CHIP VOICE RECORD/PLAYBACK DEVICES

文件：266.78 Kbytes 页数：12 Pages

GENERALPLUS

凌通科技

1～3 Channel Speech /Tone Synthesizer

GPCR06B, a new recordable and playback voice device without CPU designed by Generalplus, is a highly integrated circuit that contains all of the necessary functions for providing high quality voice recording and playback. Easy-to-use, low power consumption and compact size are the tremendous feature • Nature, high-quality playback suitable for voice, music, and tones\n• Single-chip voice record and playback device\n• Microphone preamplifier\n• Built in 256K-bit SRAM\n• Selective sampling rate (Bonding option select 6KHz or 4.3KHz)\n• Prompt beep sound (Bonding option select beep sound or not)\n;

Generalplus

凌通科技

1～3 Channel Speech /Tone Synthesizer

GPCR06C, a new recordable and playback voice device, which stores 4 to 8 seconds of audio or speech voice by oscillator resistor options. Two recording modes and selective recording and playback triggers are built-in. In addition to two recording/playback LED indicators, GPCR06C also features PWM ou • Operation Voltage: 2.4V~3.6V (for 2-battery)，3.6V~5.5V (for 3-battery)• Bonding option BAT_OPT: selects 2 or 3 batteries\n• Standby current: <2uA @ 3V\n• Low pass filter built-in\n• RECOB_E: Falling edge trigger recording on/off\n• PLAYB_E: Falling edge trigger playing on/off\n• Play one-beep soun;

Generalplus

凌通科技

1～3 Channel Speech /Tone Synthesizer

GPCR20A is a highly integrated circuit that contains all of the necessary functions for providing high quality voice recording and playback. In order to provide the high quality voice, 4 times over sampling and 19 level digital filter technology are used to reduce the noise level. Easy-to-use, low p • Nature, high-quality playback suitable for voice, music, and tones.\n• Single-chip voice record and playback device.\n• Microphone differential input and preamplifier output\n• Low pass amplifier input\n• Automatic gain control\n• PWM speaker driver\n• Built in 128Kx4bits SRAM, address space (0-1f;

Generalplus

凌通科技