Datasheet Texas Instruments MSP430F437
| Manufacturer | Texas Instruments |
| Series | MSP430F437 |
16-Bit Ultra-Low-Power Microcontroller, 32kB Flash, 1024B RAM, 12-Bit ADC, USART, 160 Segment LCD
Datasheets
MSP430x43x, MSP430x43x1, MSP430x44x Mixed Signal Microcontroller datasheet
PDF, 1.7 Mb, Revision: G, File published: Oct 3, 2009
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Prices
Status
| MSP430F437IPN | MSP430F437IPNR | MSP430F437IPZ | MSP430F437IPZR | |
|---|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes | No | No |
Packaging
| MSP430F437IPN | MSP430F437IPNR | MSP430F437IPZ | MSP430F437IPZR | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 80 | 80 | 100 | 100 |
| Package Type | PN | PN | PZ | PZ |
| Industry STD Term | LQFP | LQFP | LQFP | LQFP |
| JEDEC Code | S-PQFP-G | S-PQFP-G | S-PQFP-G | S-PQFP-G |
| Package QTY | 119 | 1000 | 90 | 1000 |
| Carrier | JEDEC TRAY (10+1) | LARGE T&R | JEDEC TRAY (5+1) | LARGE T&R |
| Device Marking | M430F437-80 | M430F437-80 | M430F437 | M430F437 |
| Width (mm) | 12 | 12 | 14 | 14 |
| Length (mm) | 12 | 12 | 14 | 14 |
| Thickness (mm) | 1.4 | 1.4 | 1.4 | 1.4 |
| Pitch (mm) | .5 | .5 | .5 | .5 |
| Max Height (mm) | 1.6 | 1.6 | 1.6 | 1.6 |
| Mechanical Data | Download | Download | Download | Download |
Parametrics
| Parameters / Models | MSP430F437IPN | MSP430F437IPNR | MSP430F437IPZ | MSP430F437IPZR |
|---|---|---|---|---|
| ADC | ADC12 - 8ch | ADC12 - 8ch | ADC12 - 8ch | ADC12 - 8ch |
| AES | N/A | N/A | N/A | N/A |
| Active Power, uA/MHz | 280 | 280 | 280 | 280 |
| Additional Features | LCD,Watchdog,Temp Sensor,Brown Out Reset | LCD,Watchdog,Temp Sensor,Brown Out Reset | LCD,Watchdog,Temp Sensor,Brown Out Reset | LCD,Watchdog,Temp Sensor,Brown Out Reset |
| BSL | UART | UART | UART | UART |
| CPU | MSP430 | MSP430 | MSP430 | MSP430 |
| Comparators | Yes | Yes | Yes | Yes |
| Frequency, MHz | 8 | 8 | 8 | 8 |
| GPIO Pins | 48 | 48 | 48 | 48 |
| Max VCC | 3.6 | 3.6 | 3.6 | 3.6 |
| Min VCC | 1.8 | 1.8 | 1.8 | 1.8 |
| Multiplier | N/A | N/A | N/A | N/A |
| Non-volatile Memory, KB | 32 | 32 | 32 | 32 |
| Operating Temperature Range, C | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Package Group | LQFP | LQFP | LQFP | LQFP |
| Package Size: mm2:W x L, PKG | 80LQFP: 196 mm2: 14 x 14(LQFP) | 80LQFP: 196 mm2: 14 x 14(LQFP) | 80LQFP: 196 mm2: 14 x 14(LQFP) | 80LQFP: 196 mm2: 14 x 14(LQFP) |
| RAM, KB | 1 | 1 | 1 | 1 |
| Rating | Catalog | Catalog | Catalog | Catalog |
| SPI | 1 | 1 | 1 | 1 |
| Special I/O | N/A | N/A | N/A | N/A |
| Standby Power, LPM3-uA | 1.1 | 1.1 | 1.1 | 1.1 |
| Timers - 16-bit | 2 | 2 | 2 | 2 |
| UART | 1 | 1 | 1 | 1 |
| Wakeup Time, us | 6 | 6 | 6 | 6 |
Eco Plan
| MSP430F437IPN | MSP430F437IPNR | MSP430F437IPZ | MSP430F437IPZR | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Application Notes
- Driving Large LCDs with LCD Peripheral of the MSP430 (Rev. A)PDF, 58 Kb, Revision: A, File published: Apr 12, 2013
The 4xx family of MSP430в„ў devices has two different types of integrated LCD drivers, namely the LCD controller and the LCD_A controller.The 6xx family of MSP430 devices also has two different types of integrated LCD drivers, namely the LCD_B controller and the LCD_C controller.This application report focuses on the LCD controller, but the principles shown here apply to all versions.The - Three-Phase Electronic Watt-Hour Meter Design Using MSP430PDF, 341 Kb, File published: Mar 24, 2008
This application report describes the implementation of a three-phase electronic electricity meter using MSP430 4xx family of microcontrollers. The implemented functions are RMS voltage for each phase, RMS current for each phase, frequency, power, and a real-time clock (RTC). - Use of Two MSP430s to Enhance Segment Lines for Larger LCDs (Rev. A)PDF, 127 Kb, Revision: A, File published: Apr 12, 2013
This application report explains a technique that uses two MSP430в„ў microcontrollers to expand the maximum number of LCD segments that can be driven with a single controller. Additional benefits of the technique include increases in available memory, data storage (RAM), and I/O control lines. These benefits are realized without the need for an external LCD driver circuit. The use of a second - Implementing a Direct Thermocouple Interface With MSP430x4xx and ADS1240 (Rev. A)PDF, 195 Kb, Revision: A, File published: Oct 4, 2001
This application report describes and shows how to implement a direct thermocouple interface, without using the signal conditioning circuitry normally required for thermocouples. The thermocouple interfaces directly to the Burr Brown ADS1240, 24-bit ADC from Texas Instruments, Inc. An MSP430F41x ultralow-power microcontroller is used to communicate with the ADC, read the conversion values, convert - MSP430 Embedded Application Binary InterfacePDF, 596 Kb, File published: May 16, 2012
This document is a specification for the ELF-based Embedded Application Binary Interface (EABI) for the MSP430 family of processors from Texas Instruments. The EABI defines the low-level interface between programs, program components, and the execution environment, including the operating system if one is present. Components of the EABI include calling conventions, data layout and addressing conve - Designing With MSP430 and Segment LCDs (Rev. A)PDF, 2.1 Mb, Revision: A, File published: Jul 20, 2015
Segment liquid crystal displays (LCDs) are needed to provide information to users in a wide variety of applications from smart meters to electronic shelf labels (ESL) to medical equipment. Several MSP430в„ў microcontroller families include built-in low-power LCD driver circuitry that allows the MSP430 MCU to directly control the segmented LCD glass. This application note helps explain how segmented - Current Transformer Phase Shift Compensation and CalibrationPDF, 63 Kb, File published: Jan 30, 2001
This application report demonstrates a digital technique to compensate and calibrate the phase shift of a current (or voltage) transformer used in electric power of energy measurement. Traditional analog compensation is replaced by a digital finite impulse response (FIR) filter. A technique emulating a non-unity power factor (non-UPF) load makes the calibration fully automatic. The calibration tim - Spread-Spectrum Clock Source Using an MSP430PDF, 228 Kb, File published: May 31, 2006
While spread-spectrum clocking has long since been used in processor and memory clock trees, there are many other clocked systems, such as power supplies or switch-mode amplifiers, that continue to use a single-frequency clock. This can, in turn, generate significant EMI and can make meeting governmental regulations for EMI challenging. These regulations typically set a limit on peak energy within - HDQ Protocol Implementation with MSP430PDF, 124 Kb, File published: Feb 19, 2004
- MSP430 Isolated FET InterfacePDF, 1.2 Mb, File published: Oct 10, 2003
This application report describes how to build an isolated FET interface for the MSP430 Flash Emulation Tool (FET). When developing and debugging line-powered MSP430applications such as motor control, electricity energy meters, power monitoring systems etc. it is important to have electrical isolation for the development tool such that the personnel involved and the connected electronic equipmen - Generation and Recognition of DTMF Signals With the Microcontroller MSP430PDF, 233 Kb, File published: Oct 1, 1997
The first part of the Application Report describes the generation of DTMF signals using the Microcontroller MSP430. Following an explanation of the most important specifications which are involved, the theoretical and mathematical processes will be discussed with which sinusoidal waveforms can be derived from square-wave signals, by making use of appropriate analog filters. Tested examples of soft - Economic Voltage Measurement With the MSP430 FamilyPDF, 91 Kb, File published: Oct 12, 1999
This application report describes voltage and current measurement methods using the MSP430 universal timer/port module. The report explains the two measurement methods (charge and discharge) and shows how to measure voltage and current. The equations for the calculations are also given. Further sections show additional applications such as the measurement of two voltage inputs, bridge arrangem - MSP430 Family Mixed-Signal Microcontroller Application ReportsPDF, 5.5 Mb, File published: Jan 21, 2000
MSP430 Metering Application Report - Simple 1.5 V Boost Converter for MSP430PDF, 49 Kb, File published: Oct 18, 2000
A simple, efficient, low-cost, boost converter to take 1.5 V from a single type-AA alkaline battery to the operating voltage required by the MSP430 family of ultralow-power microcontrollers is described. Expected battery life is up to 1000 hours. - MSP430 LFXT1 Oscillator AccuracyPDF, 184 Kb, File published: Nov 15, 2004
This report details the factors that influence achievable accuracy of the low frequency oscillator, specifically for real-time clock (RTC) applications. The intent of this application report is to provide an understanding of MSP430-specific factors influencing real-world achievable RTC accuracy using the LFXT1 oscillator with a standard 32.768 kHz watch crystal and present measurement data support - Choosing an Ultra Low-Power MCUPDF, 306 Kb, File published: Jun 30, 2004
This application report describes how to compare ultralow-power MCUs. It discusses the key differences between popular low-power MCUs and how to interpret features and specifications and apply them to application requirements. - Wave Digital Filtering Using the MSP430PDF, 220 Kb, File published: Sep 13, 2006
Digital filtering is an integral part of many digital signal processing algorithms. Digital filters are characterized as either recursive [infinite impulse response (IIR)] or non-recursive [finite impulse response (FIR)] filters. IIR filters require a smaller order for the same set of specifications compared to FIR filters, while FIR filters provide a linear phase property. However, IIR filters, i - FSK Modulation and Demodulation With the Microcontroller MSP430PDF, 110 Kb, File published: Dec 14, 1998
This application report describes a software program for performing V.23 FSK modem transceiver functions using an MSP430 microcontroller. It makes use of novel filter architecture to perform DSP functions on a processor with only shift and add capabilities. - Mixing C and Assembler with the MSP430PDF, 168 Kb, File published: Feb 28, 2002
This application note describes how C and assembler code can be used together within an MSP430 application. The combination of C and assembler benefits the designer by providing the power of a high-level language as well as the speed, efficiency, and low-level control of assembler. - CRC Implementation with MSP430PDF, 125 Kb, File published: Nov 4, 2004
Cyclic Redundancy Code (CRC) is commonly used to determine the correctness of a data transmission or storage. This application note presents a solution to compute 16-bit and 32-bit CRCs on the ultra low-power TI MSP430 microcontroller for the bitwise algorithm (low memory, low cost) and the table-based algorithm (low MIPS, low power). Both algorithms are presented in C and MSP430 assembly. Test co - Random Number Generation Using the MSP430PDF, 39 Kb, File published: Oct 13, 2006
Many applications require the generation of random numbers. These random numbers are useful for applications such as communication protocols, cryptography, and device individualization.Generating random numbers often requires the use of expensive dedicated hardware. Using the two independent clocks available on the MSP430F2xx family of devices, it is possible to generate random numbers without s - Efficient Multiplication and Division Using MSP430PDF, 104 Kb, File published: Aug 3, 2006
- General Oversampling of MSP ADCs for Higher Resolution (Rev. A)PDF, 551 Kb, Revision: A, File published: Apr 1, 2016
Multiple MSP ultra-low-power microcontrollers offer analog-to-digital converters (ADCs) to convert physical quantities into digital numbers, a function that is widely used across numerous applications. There are times, however, when a customer design demands a higher resolution than the ADC of the selected MSP can offer. This application report, which is based on the previously-published Oversampl - Interfacing the MSP430 and TLC549/1549 A/D ConvertersPDF, 44 Kb, File published: Nov 16, 2000
This application report describes how to interface an MSP430 mixed-signal microcontroller with the TLC549 and TLV1549 3-volt A/D converters. This report is written for the MSP430x11x(1) family, but can be adapted to any MSP430 derivative. - Interfacing TMS320C5000 DSP to MSP430 Mixed Signal Microcontroller (Rev. A)PDF, 82 Kb, Revision: A, File published: Oct 13, 2000
The TMS320C5000в„ў family of digital signal processors (DSPs) features Host Port Interface Controllers (HPI) and Direct Memory Access Controllers (DMAC) for efficient data movement without any CPU involvement. The HPI enables the DSP to interface to host processors (typically microcontrollers) bidirectionally with minimal or no external interface logic. This application report presents a hardw - MSP430 Capacitive Single-Touch Sensor Design GuidePDF, 770 Kb, File published: Jan 16, 2008
This application report discusses the design of RC-type capacitive single-touch sensors using the MSP430 microcontroller. The MSP430 has some unique features that make it suitable for interfacing with capacitive-touch sensors. The RC-type method does not need special peripherals and can be implemented with all devices in the MSP430 product family. This method is also inherently low power and can - MSP430 Software Coding Techniques (Rev. A)PDF, 62 Kb, Revision: A, File published: Jul 17, 2006
This application report covers software techniques and topics of interest to all MSP430 programmers. The first part of the document discusses the MSP430 standard interrupt-based code flow model, recommended for the vast majority of applications. The next part discusses a handful of techniques that should be considered by any developer that sets out to develop an MSP430 application. Using these met - Programming a Flash-Based MSP430 Using the JTAG Interface (Rev. H)
