EM783 datasheet(11/58 Pages) NXP

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EM783

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Product data sheet

Rev. 2 — 17 January 2014

11 of 58

NXP Semiconductors

EM783

Energy metering IC; 32 kB flash, 8 kB SRAM, 4 kB EEPROM

SWDIO/P0_10/

CT16B0MAT2/

RTS

I2_H

I2_H I6

[8]

I/O

I; PU

SWDIO — Primary (default) Serial Wire Debug I/O.

Input glitch filter (10 ns) capable.

I/O

P0_10 — General-purpose digital input/output pin.

Input glitch filter (10 ns) capable.

O-

CT16B0_MAT2 — Match output 2 for 16-bit timer 0.

O-

RTS — Request To Send output for USART.

I-

I2_H — High-gain current input for metrology engine

of SP and MC3 variant.

I-

I6 — Current input for metrology engine of MC6

variant.

I-

V2 — Voltage input for metrology engine of TP

variant.

P0_11/SCLK/CT32B0_

CAP0

I3_L

[8]

I/O

I; PU

P0_11 — General-purpose digital input/output pin.

Input glitch filter (10 ns) capable.

I/O

SCLK — Serial clock for USART. Input glitch filter (10

ns) capable.

I-

CT32B0_CAP0 — Capture input 0 for 32-bit timer 0.

Input glitch filter (10 ns) capable.

I-

I3_L — Low-gain current input for metrology engine

of MC3 variant.

I-

I3 — Current input for metrology engine of TP and

MC6 variants.

P0_15/TXD/CT32B0_C

AP2/SDA

I3_H I4

[8]

I/O

I; PU

P0_15 — General-purpose digital input/output pin.

Input glitch filter (10 ns) capable.

O-

TXD — Transmitter data output for USART.

I-

CT32B0_CAP2 — Capture input 2 for 32-bit timer 0.

Input glitch filter (10 ns) capable.

I/O

SDA — I2C-bus data input/output. This pin is not an

I2C-bus open-drain pin[10]. Input glitch filter (10 ns)

capable.

I-

I3_H — High-gain current input for metrology engine

of MC3 variant.

I-

I4 — Current input for metrology engine of MC6

variant.

I-

V3 — Voltage input for metrology engine of TP

variant.

[2]

I-

V1 — Voltage input for metrology engine.

VDD(3V3)

[5]

[6]

3.3 V supply voltage to the metrology engine, internal

regulator, and internal clock generator circuits. Also

used as the metrology engine reference voltage.

P0_23/RTS/CT32B0_CAP0/SCLK

[2]

I/O

I; PU

P0_23 — General-purpose digital input/output pin.

O-

RTS — Request To Send output for USART.

I-

CT32B0_CAP0 — Capture input 0 for 32-bit timer 0.

I/O

SCLK — Serial clock for USART.

Table 4.

EM783 pin description …continued

no.

EM783 symbol

Type Reset

state

[1]

Description

MC3 MC6

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