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Single-Phase Energy Measurement IC with 8052 MCU, RTC, and LCD Driver
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Single-Phase Energy Measurement IC
with 8052 MCU, RTC, and LCD Driver
Data Sheet ADE7116/ADE7166/ADE7169/ADE7566/ADE7569 GENERAL FEATURES MICROPROCESSOR FEATURES Wide supply voltage operation: 2.4 V to 3.7 V
Internal bipolar switch between regulated and battery inputs
Ultralow power operation with power saving modes (PSM)
Full operation: 4 mA to 1.6 mA (PLL clock dependent)
Battery mode: 3.2 mA to 400 µA (PLL clock dependent)
Sleep mode
Real-time clock (RTC) mode: 1.5 µA
RTC and LCD mode: 38 µA (LCD charge pump enabled)
Reference: 1.2 V ± 0.1% (10 ppm/°C drift)
64-lead RoHS package option
Low profile quad flat package (LQFP)
Operating temperature range: −40°C to +85°C 8052-based core
Single-cycle 4 MIPS 8052 core
8052-compatible instruction set
32.768 kHz external crystal with on-chip PLL
2 external interrupt sources
External reset pin
Low power battery mode
Wake up from input/output (I/O), temperature change1,
alarm, and universal asynchronous receiver/transmitter
(UART) …