Texas Instruments MSP430F47163IPZR

Overview

MSP430F47163IPZR from Texas Instruments is an ultralow-power mixed-signal microcontroller designed for single-phase electricity metering applications. It integrates three 16-bit sigma-delta ADCs with differential PGA inputs, 92KB Flash/4KB RAM, a 16-bit RISC CPU, integrated LCD driver (160 segments), and four USCI modules supporting UART, IrDA, SPI, and I²C.

For engineers reviewing the MSP430F47163IPZR datasheet, MSP430F47163IPZR pinout, MSP430F47163IPZR application, or MSP430F47163IPZR equivalent, key selection criteria include sigma-delta ADC channel count, LCD segment drive capability, low-power mode timing (sub-6 µs wake-up), and QFP-100 package compatibility for metering PCB layouts.

Technical Context

The MSP430F47163IPZR implements a 16-bit RISC CPU with constant generators and seven addressing modes, enabling single-cycle register operations. Its FLL+ digital oscillator supports sub-6 µs wake-up from LPM4, while the SD16_A module provides three independent 16-bit sigma-delta converters with programmable gain and differential input pairs.

Peripherals include two 16-bit timers (Timer_A3 and Timer_B3), three-channel DMA, hardware multiplier (32×32), on-chip comparator, and dual USCI_A/USCI_B modules-each configurable for UART, SPI, or I²C. The integrated LCD_A controller drives up to 160 segments with programmable contrast control and internal voltage generation.

Key Specifications

Pinout & Package

Package: 100-pin plastic quad flatpack (QFP), RoHS-compliant, body size 14 mm × 14 mm, 0.5 mm pitch.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar mixed-signal metrology microcontroller applications.

Compared with MSP430F47173IPZR and MSP430F47193IPZR, the MSP430F47163IPZR offers optimal cost-performance balance for fixed-function single-phase meters where 4KB RAM and 92KB Flash meet certification and feature requirements without over-provisioning.

Availability

MSP430F47163IPZR is available at Aetrix Electronics and suitable for single-phase metering, prepayment energy modules, and power quality analyzers requiring stable component supply across industrial temperature range (–40°C to 85°C).

Supply support for MSP430F47163IPZR includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor company headquartered in Dallas, Texas, delivering analog and embedded processing solutions for industrial, automotive, and consumer markets.

The MSP430F471xx product line was engineered specifically for electricity metering applications, integrating metrology-grade sigma-delta ADCs, LCD drivers, and low-power timing subsystems to replace discrete metrology ASICs and reduce system-level BOM cost.

FAQ

What is the maximum sampling rate supported by the sigma-delta ADCs in the MSP430F47163IPZR?

The MSP430F47163IPZR's SD16_A module supports up to 256 kSPS aggregate throughput across its three 16-bit sigma-delta ADCs. Each channel achieves 19.5-bit effective resolution at 2.5 kSPS with PGA gain = 16, meeting IEC 62053-21 Class 0.2 accuracy requirements for single-phase metering applications. The MSP430F47163IPZR uses internal DMA to offload conversion results without CPU intervention.

Does the MSP430F47163IPZR support real-time clock functionality with battery backup?

Yes, the MSP430F47163IPZR includes a Basic Timer module with real-time clock capability that operates in LPM3 mode using ACLK from a 32.768 kHz crystal. When powered from a backup coin cell on AVCC/DVCC, the MSP430F47163IPZR maintains accurate timekeeping with ±1 ppm stability over temperature, enabling tariff switching and event timestamping even during main power loss.

Can the MSP430F47163IPZR drive a 4-mux LCD with 160 segments without external components?

Yes, the MSP430F47163IPZR's integrated LCD_A controller directly drives 4-mux LCDs with up to 160 segments using its dedicated COM0–COM3 and SEG0–SEG159 pins. It generates internal bias voltages (VLCD1–VLCD4) and supports contrast control via software-adjustable charge pump output, eliminating external resistors, capacitors, or voltage dividers required by most competing MCUs.

What debug interfaces are supported by the MSP430F47163IPZR?

The MSP430F47163IPZR supports standard 4-wire JTAG (TCK/TMS/TDO/TDI) for full-speed emulation, flash programming, and real-time breakpoint debugging. It also includes an Embedded Emulation Module (EEM) compatible with TI's MSP-FET430UIF and third-party JTAG adapters. No external debug probe voltage translation is needed - the MSP430F47163IPZR operates natively at 1.8–3.6 V.

Is the MSP430F47163IPZR qualified for industrial temperature operation?

Yes, the MSP430F47163IPZR is specified for operation from –40°C to +85°C ambient temperature and is packaged in a plastic QFP (PZ) variant rated for industrial use. All electrical parameters - including ADC performance, RAM retention current (0.2 µA), and wake-up timing (<6 µs) - are guaranteed across this full temperature range per SLAS626C datasheet revision March 2011.