Texas Instruments MSP430F47183IPZ

Overview

MSP430F47183IPZ from Texas Instruments is an ultralow-power mixed-signal microcontroller designed for precision electricity metering applications. It integrates three 16-bit sigma-delta ADCs with differential PGA inputs, 116KB Flash/8KB RAM, a 16-bit RISC CPU, integrated LCD driver (160 segments), and four USCI modules supporting UART, IrDA, SPI, and I²C - enabling single-phase and poly-phase watt-hour meter designs.

For engineers reviewing the MSP430F47183IPZ datasheet, MSP430F47183IPZ pinout, MSP430F47183IPZ application, or MSP430F47183IPZ equivalent, key selection criteria include sigma-delta ADC channel count, LCD segment drive capability, low-power mode timing (sub-6 µs wake-up), flash/RAM configuration, and QFP-100 package compatibility with metering reference designs like SLAA409.

Technical Context

The MSP430F47183IPZ implements a 16-bit RISC CPU with constant generators and 62.5-ns instruction cycle time, paired with FLL+ clock system enabling sub-6 µs wake-up from LPM4. Its SD16_A module supports three independent 16-bit sigma-delta converters, each with programmable gain and differential input pairs - optimized for metrology-grade current/voltage sensing in energy meters.

It features dual 16-bit timers (Timer_A3 and Timer_B3), three-channel DMA, hardware multiplier (32×32), and integrated LCD_A controller with contrast control and up to 160 segments. The device operates across 1.8 V–3.6 V and supports five power-saving modes, including RAM-retention Off mode at 0.2 µA.

Key Specifications

Pinout & Package

Package: 100-pin plastic quad flatpack (QFP), PZ package, surface-mount, 0.5 mm pitch, JEDEC MS-026AC compliant.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MSP430F47173IPZ, the MSP430F47183IPZ provides 24KB more Flash for enhanced firmware features; compared with MSP430F47187IPZ, it trades four ADC channels for lower cost and reduced analog routing complexity in single-phase designs.

Availability

MSP430F47183IPZ is available at Aetrix Electronics and suitable for single-phase electricity meters, poly-phase energy monitors, and AMI endpoint nodes requiring stable component supply, long-term lifecycle support, and TI-qualified metrology performance.

Supply support for MSP430F47183IPZ 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 leader specializing in analog, embedded processing, and digital signal technologies, with decades of expertise in precision metrology and low-power design.

The MSP430F471xx series is part of TI's ultralow-power microcontroller portfolio, engineered specifically for electricity metering - integrating sigma-delta ADCs, LCD drivers, and metrology-tuned peripherals into a single chip.

FAQ

What is the maximum number of LCD segments supported by the MSP430F47183IPZ?

The MSP430F47183IPZ integrates the LCD_A peripheral capable of driving up to 160 segments with built-in contrast control and software-configurable bias generation. This eliminates the need for external LCD bias ICs and supports standard 4-mux character or graphical displays used in utility meters. All segment and common outputs are mapped to dedicated GPIO pins (e.g., P10.x, P9.x, P8.x, P7.x, P4.x, P5.x) as defined in the device-specific pinout table.

Does the MSP430F47183IPZ support hardware-accelerated cryptographic operations?

The MSP430F47183IPZ does not include dedicated cryptographic accelerators such as AES or SHA engines. It relies on software-based implementations for encryption/decryption. However, its 32-bit hardware multiplier significantly speeds up modular arithmetic used in RSA or ECC routines, and the programmable security fuse prevents unauthorized firmware readout - providing foundational security for prepayment and AMI applications.

How many sigma-delta ADC channels does the MSP430F47183IPZ have, and what is their resolution?

The MSP430F47183IPZ features three independent 16-bit sigma-delta analog-to-digital converters (SD16_A), each with differential input pairs (A0.0±, A1.0±, A2.0±) and programmable gain amplifiers. These ADCs deliver true 16-bit effective resolution under metrology conditions (e.g., >90 dB SNR at 100 SPS), meeting IEC 62053-21 Class 0.2 accuracy requirements for electricity meters.

What development tools are recommended for the MSP430F47183IPZ?

Texas Instruments recommends the MSP-FET430UIF (USB debugging interface), MSP-TS430PZ100 (100-pin target socket board), and MSP-GANG430 (production programmer) for the MSP430F47183IPZ. These tools fully support JTAG-based debugging, flash programming, and real-time emulation via the integrated Embedded Emulation Module (EEM), enabling rapid prototyping of metering firmware and LCD interface validation.

Is the MSP430F47183IPZ pin-compatible with other devices in the MSP430F471xx family?

Yes - the MSP430F47183IPZ uses the same 100-pin PZ QFP package and shares identical pin assignments with all MSP430F471x3/x6/x7 variants (e.g., MSP430F47173IPZ, MSP430F47187IPZ). Pin compatibility allows hardware reuse across metering platforms; functional differences (e.g., ADC count, Flash size) are managed solely in firmware and configuration registers.