EM773FHN33 datasheet(3/45 Pages) NXP

Part #	EM773FHN33

Description	Energy metering IC; up to 32 kB flash and 8 kB SRAM

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Manufacturer	NXP [NXP Semiconductors]

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EM773

All information provided in this document is subject to legal disclaimers.

Objective data sheet

Rev. 1 — 1 September 2010

3 of 45

NXP Semiconductors

EM773

Energy metering IC

5.

Block diagram

Fig 1.

EM773 block diagram

SRAM

8 kB

ARM

CORTEX-M0

TEST/DEBUG

INTERFACE

FLASH

32 kB

HIGH-SPEED

GPIO

AHB TO APB

BRIDGE

CLOCK

GENERATION,

POWER CONTROL,

SYSTEM

FUNCTIONS

XTALIN

XTALOUT

RESET

clocks and

controls

SWD

EM773

em773_002aae696

slave

ROM

slave

AHB-LITE BUS

GPIO ports

PIO0/1/2/3

CLKOUT

IRC

POR

SPI0

METROLOGY ENGINE

UART

32-bit COUNTER/TIMER 0

I2C-BUS

WDT

IOCONFIG

CT32B0_MAT[2:0]

I_LOWGAIN

I_HIGHGAIN

VOLTAGE

CT32B0_CAP0

SDA

SCL

RXD

TXD

DTR, CTS, RTS

SYSTEM CONTROL

PMU

32-bit COUNTER/TIMER 1

CT32B1_MAT[3:0]

16-bit COUNTER/TIMER 0

CT16B0_MAT[2:0]

CT16B0_CAP0

SCK0, SSEL0

MISO0, MOSI0

system bus

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EM773FHN33 Datasheet(PDF) 3 Page - NXP Semiconductors

EM773FHN33 Datasheet(HTML) 3 Page - NXP Semiconductors

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