ISD1806
Overview
Winbond’s I1800 ChipCorder® provides high-quality, single chip, single-message, record/playback solution with user-selectable durations of 6 to 16 seconds. The CMOS devices include an on-chip oscillator (with external control), microphone preamplifier, automatic gain control, anti-aliasing filter, multilevel storage array, smoothing filter, and speaker amplifier.
- Easy-to-use single-chip, single-message voice record/playback solution High-quality, natural voice/audio reproduction Push-button interface o Playback can be edge- or level-activated Sample Rate 8 KHz Duration I1806 I1810 ROSC 6 secs 8 secs 80 KΩ 7.5 secs 10 secs 100 KΩ 9 secs 12 secs 120 KΩ 12 secs 16 secs 160 KΩ 6.4 KHz 5.3 KHz 4 HKz
- Variable record/playback duration controlled by external resistor selection, which sets sample rate.
- Automatic power-down mode o o Enters standby mode immediately following a record or playback cycle 0.5 µA standby current (typical) *
- On-chip 8Ω speaker driver Zero-power message storage o Eliminates battery backup circuits 100-year message retention (typical) 10,000 record cycles (typical) On-chip oscillator No algorithm development required Single +3 volt power supply Available in die form and 28-
