Texas Instruments MSP430F5528IYFFR
- Part No.:
- MSP430F5528IYFFR
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 64-UFBGA, DSBGA
- Datasheet:
-
MSP430F5528IYFFR.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 64DSBGA
- Quantity:
- Payment:

- Shipping:

Inventory:5,370
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Product details
Overview
MSP430F5528IYFFR from Texas Instruments is an ultra-low-power 16-bit mixed-signal microcontroller with integrated USB 2.0 PHY, 12-bit ADC (12-channel), four 16-bit timers, two USCI modules (UART/IrDA/SPI/I²C), RTC, hardware multiplier, and 3-channel DMA. It operates from 1.8 V to 3.6 V and delivers 290 µA/MHz active current at 8 MHz (flash execution), enabling battery-powered sensor nodes and USB-connected data loggers.
For engineers reviewing the MSP430F5528IYFFR datasheet, MSP430F5528IYFFR pinout, MSP430F5528IYFFR application, or MSP430F5528IYFFR equivalent, key selection criteria include its DSBGA-64 package, 47 I/O pins, USB-capable architecture, low-power LPM3/LPM4 modes (1.9 µA / 1.1 µA), and ADC channel count-critical for analog front-end integration in portable measurement systems.
Technical Context
The MSP430F5528IYFFR implements a 16-bit RISC CPU with constant generators and extended memory addressing, paired with a unified clock system featuring FLL stabilization, VLO/REFO internal sources, and support for 32-kHz XT1 and up to 32-MHz XT2 crystals. Its power management includes an integrated LDO with programmable core voltage and supply supervision.
It integrates full-speed USB 2.0 via on-die PHY, USB-LDO, and USB-PLL, with eight endpoints (4 IN + 4 OUT), while the 12-bit ADC supports autoscan across 10 external + 2 internal channels at 200 ksps. The device uses a 64-ball DSBGA (YFF) package with 47 configurable I/O pins-fewer than the 63-pin variants-optimized for space-constrained USB-peripheral designs.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 25-MHz max system clock and extended memory addressing |
| USB Interface | Full-speed USB 2.0 with integrated PHY, LDO, PLL, and 8 endpoints (4 IN/4 OUT) |
| ADC Resolution & Channels | 12-bit SAR ADC with 12 total channels (10 external, 2 internal), 200 ksps sampling rate |
| Low-Power Modes | LPM3: 1.9 µA @ 3.0 V (RTC active); LPM4: 1.1 µA @ 3.0 V (full RAM retention) |
| Timers | Four 16-bit timers: TA0 (5 CC), TA1 (3 CC), TA2 (3 CC), TB0 (7 CC shadow registers) |
| USCI Modules | Two USCI peripherals: USCI_Ax (UART/IrDA/SPI), USCI_Bx (I²C/SPI) |
| Supply Voltage Range | 1.8 V to 3.6 V - enables direct Li-ion or dual-cell alkaline battery operation |
Pinout & Package
Package: 64-ball DSBGA (YFF), 0.4 mm pitch, 3.3 mm × 3.3 mm body size, bottom-side solder balls.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RST/NMI | Reset / Non-maskable interrupt input | Active-low reset with Schmitt-trigger input; also serves as SBWTDIO during Spy-Bi-Wire programming |
| DP / DM | USB differential data pair | Full-speed USB 2.0 physical layer interface; requires 27-Ω series resistors and proper PCB routing |
| PUR | USB pullup resistor control | Drives internal 1.5-kΩ pullup on DP to signal USB device attachment to host |
| AVCC / AVSS | Analog power supply / ground | Dedicated 3.3-V analog domain for ADC, comparator, and reference circuitry; must be filtered separately |
| XIN / XOUT | Low-frequency crystal oscillator terminals | Supports 32.768-kHz watch crystal for RTC; internal load caps configurable via registers |
Key Features
| Feature | Design Value |
|---|---|
| Integrated USB PHY + LDO + PLL | Eliminates need for external USB transceiver or 3.3-V regulator; reduces BOM count by ≥4 components |
| Ultra-low standby current (LPM3) | 1.9 µA @ 3.0 V with RTC, watchdog, and full RAM retention - enables >10-year battery life in periodic wake-up logging |
| Hardware multiplier (MPY32) | 32-bit multiply-accumulate in single cycle - accelerates FIR filtering, sensor fusion, and encryption routines |
| Autoscan ADC with 12 channels | Configurable sequence engine scans up to 12 inputs without CPU intervention - ideal for multi-sensor polling |
| Unified clock system with FLL | Stabilizes DCO to ±1% accuracy using XT1 or XT2 reference - enables precise timing without external oscillator |
Applications
| USB-Powered Sensor Node | Data Logger with RTC |
|---|---|
Use Scenario: Compact environmental monitor powered directly from USB bus, measuring temperature, humidity, and light with periodic uploads. IC Role / Device Role / Timing Role: Main system controller executing sensor acquisition, USB HID-class data transfer, and real-time timestamping via integrated RTC_A module. Use Value: Eliminates external USB transceiver and RTC IC; LPM3 current of 1.9 µA extends runtime between host polls. | Use Scenario: Battery-backed field recorder capturing analog sensor data at fixed intervals (e.g., every 5 minutes) over weeks. IC Role / Device Role / Timing Role: Autonomous data acquisition unit using RTC alarm interrupts to wake from LPM4, sample ADC, store in RAM/Flash, then return to 1.1-µA shutdown mode. Use Value: Integrated RTC + ultra-low LPM4 (1.1 µA) enables multi-month operation on CR2032; autoscan ADC reduces firmware overhead. |
| Portable Diagnostic Tool | Industrial USB Interface Adapter |
Use Scenario: Handheld medical or test equipment that connects to PC via USB for configuration and data export. IC Role / Device Role / Timing Role: Embedded USB device controller translating UART or SPI sensor commands into CDC ACM or HID class packets. Use Value: On-chip USB-PHY and endpoint buffers simplify compliance testing; hardware multiplier accelerates CRC calculation for command validation. | Use Scenario: DIN-rail mounted adapter converting legacy RS-485 or analog 4–20 mA signals to USB virtual COM port for SCADA systems. IC Role / Device Role / Timing Role: Protocol bridge with isolated analog front-end interfacing to MSP430F5528IYFFR's ADC and USCI_A0 (UART) and USCI_B0 (I²C for sensor config). Use Value: 47 GPIOs support multiple isolation/control signals; integrated LDO powers external isolators from single 5-V USB input. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ultra-low-power USB MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430F5529IPN | 80-pin LQFP, 63 I/O pins, 16-channel ADC (14 external), same USB/RTC/timer/peripheral set | Requires larger PCB area; better suited for prototyping or designs needing >47 GPIOs or more ADC inputs | Select when layout space allows and higher I/O or ADC channel count is required |
| MSP430F5528IRGC | 64-pin VQFN, identical peripheral set and 47 I/O, but different package (VQFN vs DSBGA), no ball-grid thermal path | Better thermal dissipation in high-reliability industrial environments; easier rework than DSBGA | Select for surface-mount assembly with standard reflow profile and thermal management priority |
Compared with MSP430F5529IPN and MSP430F5528IRGC, the MSP430F5528IYFFR offers the smallest footprint (3.3 mm × 3.3 mm) and highest board density, making it optimal for miniaturized USB peripherals where space is constrained-but requires DSBGA-compatible assembly and inspection processes.
Availability
MSP430F5528IYFFR is available at Aetrix Electronics and suitable for USB-connected sensor nodes, battery-powered data loggers, and portable diagnostic tools requiring stable component supply and long-term lifecycle support.
Supply support for MSP430F5528IYFFR 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 delivering analog, embedded processing, and connectivity solutions with emphasis on energy efficiency and system integration.
The MSP430F55xx product line targets ultra-low-power mixed-signal applications demanding USB connectivity, precision analog sensing, and extended battery life-especially in portable instrumentation and IoT edge devices.
FAQ
What is the maximum operating frequency of the MSP430F5528IYFFR?
The MSP430F5528IYFFR supports a maximum system clock frequency of 25 MHz, enabled by its digitally controlled oscillator (DCO) stabilized via the FLL loop using internal or external references (XT1 or XT2). This allows real-time processing of USB transactions and ADC sampling at up to 200 ksps without compromising low-power operation in active mode.
Does the MSP430F5528IYFFR support crystal oscillators for both low- and high-frequency operation?
Yes, the MSP430F5528IYFFR supports dual crystal oscillators: a 32.768-kHz watch crystal (XT1) for RTC and low-power timing, and a high-frequency crystal up to 32 MHz (XT2) for system clock generation. Both are fully integrated with internal load capacitance tuning and fault detection circuitry per the device's unified clock system.
How many general-purpose I/O pins does the MSP430F5528IYFFR provide?
The MSP430F5528IYFFR provides 47 configurable general-purpose I/O pins, consistent across all package variants of the F5528 device (YFF, RGC, ZXH, ZQE). This is fewer than the 63 I/Os on the F5529 variant, reflecting its optimized peripheral set for compact USB-enabled applications.
Can the MSP430F5528IYFFR operate without an external crystal?
Yes, the MSP430F5528IYFFR can operate using only internal clock sources: the VLO (10 kHz typical) for LPM3/LPM4 wake-up and basic timing, and the DCO (calibrated to ±1% with FLL) for active-mode operation. External crystals are optional and used only when higher accuracy or RTC functionality is required.
What USB device classes are natively supported by the MSP430F5528IYFFR?
The MSP430F5528IYFFR does not embed fixed USB device class firmware; it provides the full-speed USB 2.0 PHY, endpoint buffers, and register-level control. Developers implement CDC ACM (virtual COM port), HID, or custom class firmware using TI's USB stack in MSP430Ware™-enabling flexible class selection based on application needs.
MSP430F5528IYFFR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 64-UFBGA, DSBGA
- Series:
- MSP430F5xx
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPUXV2
- Core Size:
- 16-Bit
- Speed:
- 25MHz
- Connectivity:
- I2C, IrDA, LINbus, SCI, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:
- 47
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 10K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 12x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430F5528IYFFR FAQ
1.How can I place an order for MSP430F5528IYFFR through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430F5528IYFFR 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 MSP430F5528IYFFR reliable?
The price and inventory of MSP430F5528IYFFR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430F5528IYFFR is usually 5 days.
3.What payment methods are accepted for MSP430F5528IYFFR?
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4.How is shipping managed for MSP430F5528IYFFR?
MSP430F5528IYFFR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430F5528IYFFR 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 MSP430F5528IYFFR?
For technical support, including MSP430F5528IYFFR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430F5528IYFFR requirements.
6.How does Aetrix verify that MSP430F5528IYFFR is sourced from the original manufacturer or authorized distributors?
All MSP430F5528IYFFR 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 MSP430F5528IYFFR meets industry standards.
7.What is the process for return or replacement of MSP430F5528IYFFR?
All MSP430F5528IYFFR units undergo pre-shipment inspection (PSI). If there is an issue with MSP430F5528IYFFR, 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 MSP430F5528IYFFR part is unused and in its original packaging.
Return procedure for MSP430F5528IYFFR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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