The I1800 series is a single-chip single-message record/playback device designed by Winbond based on CMOS process. This document mainly introduces the function features and application schemes of the I1800 series.
The Winbond I1800 Series is a single-chip, single-message voice record/playback solution offering user-selectable durations of 6 to 16 seconds. The CMOS devices include an on-chip oscillator, microphone preamplifier, automatic gain control, anti-aliasing filter, multilevel storage array, smoothing filter, and speaker amplifier.
| Duration Range | 6 to 16 seconds |
|---|---|
| Power Supply | +3 volt |
| Standby Current | 0.5 µA (typical) |
| Message Retention | 100-year (typical) |
| Record Cycles | 10,000 (typical) |
The device enters a standby mode immediately following a cycle with a 0.5 µA typical standby current.
No, it includes an on-chip oscillator with external control.