ISD1800 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. A minimum record/playback subsystem can be configured...
ISD1800 Key Features
- 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 curren
- MIC MIC REF AGC
- 2 2. FEATURES
- 2 3. BLOCK DIAGRAM
- 3 4. TABLE OF CONTENTS
