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Texas Instruments MSP430F5633IPZR
- Part No.:
- MSP430F5633IPZR
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
MSP430F5633IPZR.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,747
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Product details
Overview
MSP430F5633IPZR from Texas Instruments is a 16-bit ultra-low-power mixed-signal microcontroller featuring 128 KB flash, 16 KB + 2 KB RAM, USB 2.0 full-speed interface, dual USCI modules (UART/IrDA/SPI/I²C), 12-bit ADC with 16 channels, four 16-bit timers, RTC with battery backup, and 74 GPIO pins in a 100-pin LQFP package. It targets portable sensor systems and energy-constrained USB-connected devices.
For engineers reviewing the MSP430F5633IPZR datasheet, MSP430F5633IPZR pinout, MSP430F5633IPZR application, or MSP430F5633IPZR equivalent, key selection criteria include USB integration without external PHY, sub-2 µA LPM3 standby current at 3.0 V, 12-bit ADC with autoscan and internal reference options (1.5/2.0/2.5 V), and verified 3 µs wake-up from low-power mode - critical for battery-operated metering and remote control designs.
Technical Context
The MSP430F5633IPZR implements a CPUXV2 core with constant generators and 16-bit RISC architecture, paired with a unified clock system including FLL, VLO, REFO, XT1 (32 kHz), and XT2 (up to 32 MHz). Its power management integrates a programmable LDO, supply voltage supervisor (SVS), brownout reset (BOR), and five low-power modes (LPM0–LPM4.5).
Peripherals are memory-mapped and synchronized via a 6-channel DMA controller. The USB subsystem includes integrated PHY, 3.3-V/1.8-V power system, USB-PLL, and eight endpoints - enabling self-contained USB device operation without external regulators or clock sources.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit CPUXV2 RISC with 16-bit registers and constant generators for optimized code density and execution efficiency |
| Flash / RAM | 128 KB flash (in-system programmable) + 16 KB main RAM + 2 KB USB SRAM usable as general-purpose RAM when USB inactive |
| USB Interface | Full-speed (12 Mbps) USB 2.0 device with integrated PHY, PLL, dual-voltage power system, and eight endpoints (4 IN + 4 OUT) |
| ADC12_A | 12-bit SAR ADC with 200 ksps sampling rate, 16 input channels (12 external, 4 internal), autoscan, and selectable internal references (1.5/2.0/2.5 V) |
| Low-Power Modes | LPM3 draws 2.1 µA at 3.0 V with RTC and crystal active; LPM4.5 draws 0.3 µA - enabling multi-year battery life in sleep-dominated applications |
| Wake-up Time | 3 µs typical from LPM3 to active mode - supports rapid response to external events while maintaining ultra-low average power |
| GPIO Count | 74 I/O pins with configurable drive strength, Schmitt-trigger inputs, and interrupt capability on all ports (P1–P9, PJ) |
Pinout & Package
LQFP-100 (PZ) package, 14 mm × 14 mm body size, thermally enhanced with exposed thermal pad (not electrically connected). Pin 1 marked by corner notch or dot; standard JEDEC-compliant footprint.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RST/NMI/SBWTDIO | Reset / Non-maskable interrupt / Spy-Bi-Wire debug I/O | Single-pin multifunction interface for reset assertion, NMI triggering, and 2-wire JTAG-like programming/debugging |
| XIN / XOUT | Low-frequency crystal oscillator terminals | Supports 32.768 kHz watch crystal for RTC and ACLK generation; internal load capacitors configurable via software |
| XT2IN / XT2OUT | High-frequency crystal oscillator terminals | Accepts crystals up to 32 MHz for MCLK/SMCLK; supports bypass mode for external clock injection |
| DVCC1 / DVCC2 / AVCC1 | Digital and analog supply rails | DVCC1/DVCC2 power digital logic and USB PHY; AVCC1 powers ADC, DAC, and analog comparators - requires separate filtering |
| DP / DM | USB differential data pair | Full-speed USB 2.0 physical layer signals; internally terminated; require 27-Ω series resistors and 1.5-kΩ pull-up on DP per USB spec |
| P6.6 / P6.7 / P7.6 / P7.7 | DAC output terminals | Four dedicated DAC output pins supporting simultaneous or synchronized dual-channel 12-bit voltage outputs |
Key Features
| Feature | Design Value |
|---|---|
| Integrated USB Power System | On-chip 3.3-V and 1.8-V regulators eliminate need for external USB power ICs - reduces BOM count and PCB area |
| Programmable Core LDO | Digitally adjustable core voltage (1.2–1.5 V) enables dynamic power scaling across operating frequencies and temperature ranges |
| Hardware Multiplier (MPY32) | 32-bit multiplication in single cycle - accelerates math-intensive sensor fusion, PID control, and cryptographic operations |
| RTC_B with Battery Backup | Real-time clock retains time/date during main power loss using VBAT rail; supports alarm interrupts and calendar mode |
| Dual USCI Modules | USCI_A0/A1 support UART (with auto-baud detect), IrDA, SPI; USCI_B0/B1 support I²C and SPI - enabling concurrent wired communication protocols |
Applications
| Smart Energy Meters | Industrial Sensor Nodes |
|---|---|
|
Use Scenario: Battery-powered electricity/water/gas meters transmitting usage data via USB or serial interface during maintenance docking. IC Role / Device Role / Timing Role: Primary system controller managing ADC sampling of sensor signals, RTC timestamping, USB data upload, and ultra-low-power sleep scheduling. Use Value: 2.1 µA LPM3 current extends battery life beyond 10 years; integrated USB eliminates external transceiver; 12-bit ADC ensures ±0.5% measurement accuracy over temperature. |
Use Scenario: Wireless or docked environmental monitoring nodes measuring temperature, humidity, and pressure with local logging and USB configuration. IC Role / Device Role / Timing Role: Mixed-signal hub acquiring analog sensor data, executing calibration algorithms, storing logs in flash, and exposing configuration via USB CDC interface. Use Value: Dual USCI modules allow simultaneous I²C sensor reads and UART debug output; 16 KB RAM buffers extended sensor bursts; 3 µs wake-up captures transient events. |
| USB-Enabled Thermostats | Programmable Remote Controls |
|
Use Scenario: HVAC thermostats with USB port for firmware updates, schedule configuration, and diagnostic data export in commercial installations. IC Role / Device Role / Timing Role: Main MCU handling touch/keypad input, display driving, temperature loop control, and USB device stack (CDC or HID class). Use Value: Integrated USB-PLL and PHY meet full-speed timing jitter requirements; 74 GPIO support multiplexed display segments and sensor interfaces; LPM4.5 (0.3 µA) minimizes standby drain. |
Use Scenario: IR/RF remote controls with USB reprogramming capability and onboard sensor feedback (e.g., button wear, battery level). IC Role / Device Role / Timing Role: Low-power controller managing IR modulation, capacitive touch detection, battery monitoring via ADC, and USB mass storage or vendor-specific update mode. Use Value: 128 KB flash stores multiple firmware images and sensor calibration tables; hardware multiplier accelerates CRC checks on USB payloads; VLO clock enables precise IR carrier generation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ultra-low-power USB microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430F5634IPZR | 192 KB flash, same peripherals and pinout; no DAC channels | Preferred where larger program space is needed but DAC functionality is unused | Select when firmware complexity exceeds 128 KB but DAC-based analog output is unnecessary |
| MSP430F5636IPZR | 128 KB flash, identical peripheral set and pinout; offered in LQFP-100 and nFBGA-113 packages | Same functional capability; nFBGA option enables higher-density PCB layouts | Choose for footprint flexibility or when board space constraints favor BGA packaging |
Compared with MSP430F5633IPZR, MSP430F5634IPZR provides 64 KB more flash at identical power/performance, while MSP430F5636IPZR offers identical specs with additional package choice - both retain full USB, ADC, timer, and low-power feature parity without design changes.
Availability
MSP430F5633IPZR is available at Aetrix Electronics and suitable for smart energy meters, industrial sensor nodes, USB-enabled thermostats, and programmable remote controls requiring stable component supply across long-lifecycle deployments.
Supply support for MSP430F5633IPZR 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 since 1930.
The MSP430F563x product line was designed specifically for USB-connected, battery-operated measurement and control applications demanding ultra-low active and standby power with integrated analog front-ends and real-time clocking.
FAQ
What is the maximum operating frequency of the MSP430F5633IPZR?
The MSP430F5633IPZR supports a maximum system clock (MCLK) frequency of 20 MHz, achieved using the integrated FLL with XT2 crystal or external clock source. This frequency is validated across the full recommended operating range (1.8 V to 3.6 V) and enables deterministic real-time performance for time-critical sensor acquisition and USB packet handling.
Does the MSP430F5633IPZR include a hardware AES engine?
No, the MSP430F5633IPZR does not include a hardware AES encryption engine. It relies on software-based cryptographic libraries for security functions. Its security features are limited to JTAG/SBW fuse options, flash segment protection bits, and password-protected bootloader access - sufficient for basic firmware integrity but not for high-throughput encrypted communication.
Can the MSP430F5633IPZR operate without an external crystal?
Yes, the MSP430F5633IPZR can operate without external crystals using its internal VLO (10 kHz) or REFO (32.768 kHz) oscillators for ACLK and SMCLK. However, USB operation requires a stable 48-MHz clock derived from XT2 (via USB-PLL), so an external 4–24 MHz crystal or precision oscillator is mandatory for USB functionality.
What is the ADC resolution and sampling rate of the MSP430F5633IPZR?
The MSP430F5633IPZR integrates a 12-bit successive-approximation ADC (ADC12_A) with a maximum sampling rate of 200 ksps. It supports 16 input channels (12 external, 4 internal), autoscan mode, and selectable internal references (1.5 V, 2.0 V, 2.5 V), enabling high-accuracy sensor measurements without external reference components.
Is the MSP430F5633IPZR pin-compatible with other devices in the MSP430F563x family?
Yes, the MSP430F5633IPZR is pin-compatible with all LQFP-100 variants in the MSP430F563x family (e.g., MSP430F5634IPZR, MSP430F5636IPZR, MSP430F5637IPZR), sharing identical pin functions, electrical characteristics, and package dimensions - allowing direct substitution within the same footprint when flash/RAM or peripheral differences are acceptable.
MSP430F5633IPZR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 100-LQFP
- Series:
- MSP430F5xx
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPUXV2
- Core Size:
- 16-Bit
- Speed:
- 20MHz
- Connectivity:
- I2C, IrDA, LINbus, SCI, SPI, UART/USART, USB
- Peripherals:
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:
- 74
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 18K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 16x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430F5633IPZR FAQ
1.How can I place an order for MSP430F5633IPZR through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430F5633IPZR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MSP430F5633IPZR reliable?
The price and inventory of MSP430F5633IPZR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430F5633IPZR is usually 5 days.
3.What payment methods are accepted for MSP430F5633IPZR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSP430F5633IPZR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSP430F5633IPZR?
MSP430F5633IPZR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430F5633IPZR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MSP430F5633IPZR?
For technical support, including MSP430F5633IPZR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430F5633IPZR requirements.
6.How does Aetrix verify that MSP430F5633IPZR is sourced from the original manufacturer or authorized distributors?
All MSP430F5633IPZR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MSP430F5633IPZR meets industry standards.
7.What is the process for return or replacement of MSP430F5633IPZR?
All MSP430F5633IPZR units undergo pre-shipment inspection (PSI). If there is an issue with MSP430F5633IPZR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MSP430F5633IPZR part is unused and in its original packaging.
Return procedure for MSP430F5633IPZR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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