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Texas Instruments MSP430FG6626IPZR
- Part No.:
- MSP430FG6626IPZR
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
MSP430FG6626IPZR.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,231
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Product details
Overview
MSP430FG6626IPZR from Texas Instruments is a 16-bit ultra-low-power mixed-signal microcontroller featuring a 16-bit sigma-delta ADC, dual 12-bit DACs, integrated full-speed USB, LCD driver for up to 160 segments, and dual operational amplifiers - all in a 100-pin LQFP package. It targets battery-powered precision measurement systems requiring analog signal conditioning, real-time control, and human interface via LCD/USB.
For engineers reviewing the MSP430FG6626IPZR datasheet, MSP430FG6626IPZR pinout, MSP430FG6626IPZR application, or MSP430FG6626IPZR equivalent, this page delivers verified technical context, validated pin functions, confirmed low-power mode current values (e.g., 3.2 µA in LPM3), USB PHY integration details, and direct alternative part comparisons - all grounded in TI's SLAS874B datasheet and device-specific PZ-package documentation.
Technical Context
The MSP430FG6626IPZR implements a 16-bit RISC CPU with extended memory addressing, hardware multiplier, and six-channel DMA - enabling efficient execution of metrology algorithms. Its unified clock system includes FLL, VLO, REFO, XT1 (32 kHz), and XT2 (up to 32 MHz), supporting precise timing across active and low-power modes.
It integrates a continuous-time sigma-delta ADC with 10 external analog inputs (6 single-ended + 4 configurable as differential), dual op-amps with rail-to-rail output, quad ground switches, and voltage comparator - forming a self-contained analog front-end for sensor signal acquisition and conditioning without external components.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 20-MHz max system clock and constant generators for optimized code density |
| ADC | 16-bit continuous-time sigma-delta with 10 external analog inputs; supports both single-ended and differential configurations |
| DAC | Dual 12-bit voltage-output DACs with hardware synchronization for simultaneous waveform generation |
| USB Interface | Integrated full-speed (12 Mbps) USB 2.0 PHY, USB-PLL, and 3.3-V/1.8-V power system - no external transceiver required |
| Low-Power Modes | LPM3 standby: 3.2 µA at 2.2 V; LPM3.5 RTC mode: 0.9 µA at 3.0 V; LPM4.5 shutdown: 0.2 µA at 3.0 V |
| Memory | 128 KB flash, 8 KB + 2 KB USB SRAM (usable as general RAM when USB inactive), 8-byte backup RAM |
| Package | 100-pin LQFP (PZ), 14 mm × 14 mm body size, 73 I/O pins with configurable peripheral mapping |
Pinout & Package
Package: 100-pin LQFP (PZ), 14 mm × 14 mm, surface-mount, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P6.4 / CB4 / AD0+ / OA0O | Analog input/output terminal | Configurable as ADC channel 0 positive input, comparator B input 4, or op-amp 0 output - enables shared analog signal path |
| P6.5 / CB5 / AD0− / OA0IN0 | Analog input terminal | ADC channel 0 negative input, comparator B input 5, or op-amp 0 inverting input - supports differential sensing |
| P5.0 / VREFBG / VeREF+ | Reference voltage source | Internal bandgap reference output (1.2 V typical) and external reference input for ADC/DAC - ensures stable analog accuracy |
| P2.0 / P2MAP0 / DAC0 | Analog output terminal | Dedicated DAC0 voltage output pin with programmable drive strength - eliminates need for external buffer in low-current applications |
| RST/NMI/SBWTDIO | Reset and debug interface | Multi-function pin supporting reset assertion, non-maskable interrupt, and Spy-Bi-Wire debug I/O - simplifies board-level reset and programming circuitry |
| VBUS / VUSB / PU.0/DP / PU.1/DM / PUR | USB physical layer interface | Direct connection to USB host: VBUS sense, regulated VUSB supply, DP/DM data lines, and pull-up resistor control - enables plug-and-play USB enumeration |
Key Features
| Feature | Design Value |
|---|---|
| Integrated LCD driver | Drives up to 160 segments with programmable contrast control - eliminates external LCD bias generator and reduces BOM count |
| Ultra-low-power RTC | Real-time clock operates in LPM3.5 mode at 0.9 µA (3.0 V), powered by separate backup supply - maintains timekeeping during main power-off |
| Dual op-amp subsystem | Two rail-to-rail, low-power op-amps with selectable gain and feedback paths - enables on-chip sensor amplification and filtering |
| Quad ground switches | Four digitally controlled low-impedance switches for analog ground routing - improves noise immunity in multi-sensor layouts |
| Hardware CRC16 module | Dedicated cyclic redundancy check engine for flash integrity verification and communication packet validation - offloads CPU and ensures reliability |
Applications
| Hand-Held Medical Meter | Battery-Powered Field Transmitter |
|---|---|
Use Scenario: Portable blood glucose or electrolyte analyzer requiring analog sensor interfacing, LCD display, and USB data export. IC Role / Device Role / Timing Role: Central metrology MCU performing ADC sampling, op-amp-based sensor signal conditioning, DAC-driven calibration, and USB mass storage-class data transfer. Use Value: Single-chip integration of 16-bit sigma-delta ADC, dual DACs, LCD driver, and full-speed USB reduces component count by ≥7 parts versus discrete solutions. |
Use Scenario: Industrial 4–20 mA or HART field transmitter operating from loop power or coin cell, needing precision analog I/O and low quiescent current. IC Role / Device Role / Timing Role: Analog front-end controller managing sensor excitation, ratiometric ADC conversion, linearization, and digital output via UART or USB. Use Value: LPM3 current of 3.2 µA at 2.2 V enables >10-year battery life in coin-cell-powered deployments without duty-cycling compromises. |
| Portable Test & Measurement Equipment | Smart Energy Sensor Node |
Use Scenario: Handheld multimeter or insulation resistance tester requiring high-resolution analog capture, real-time calculations, and user interface. IC Role / Device Role / Timing Role: Mixed-signal processor executing firmware-based DMM algorithms, driving segmented LCD, and supporting USB-CDC for PC logging. Use Value: Integrated 16-bit sigma-delta ADC with internal reference and 10 external channels eliminates external precision reference and multiplexer ICs. |
Use Scenario: Battery-operated smart meter sensor node monitoring voltage, current, and temperature with periodic wireless upload. IC Role / Device Role / Timing Role: Low-power sensor aggregator acquiring analog waveforms, computing RMS/THD, storing results in flash, and waking USB or UART for burst transmission. Use Value: Hardware multiplier and DMA enable fast FFT computation without CPU intervention, reducing active-mode time and extending battery life. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar mixed-signal microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430FG6426IPZR | Lacks integrated USB PHY and USB power system; identical ADC, DAC, op-amps, LCD, and low-power specs | Suitable where USB connectivity is unnecessary and cost reduction is prioritized | Select when USB is not required - saves BOM cost and simplifies layout by removing USB termination and decoupling |
| MSP430FG6625IPZR | 64 KB flash (vs. 128 KB), same peripherals, package, and power performance | Applicable for firmware-lighter designs with smaller code footprint and lower memory requirements | Choose when application firmware fits within 64 KB flash - retains full USB, ADC, and analog feature set at reduced density |
Compared with MSP430FG6626IPZR, MSP430FG6426IPZR removes USB functionality but matches all analog/metrology capabilities, while MSP430FG6625IPZR retains USB and analog features but halves flash capacity - enabling tiered design scaling without architectural redesign.
Availability
MSP430FG6626IPZR is available at Aetrix Electronics and suitable for hand-held medical meters, portable test equipment, and battery-powered field transmitters requiring stable component supply, long-term lifecycle support, and guaranteed traceable sourcing.
Supply support for MSP430FG6626IPZR 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 connectivity technologies, with decades of expertise in ultra-low-power microcontrollers and precision analog signal chains.
The MSP430FG6626IPZR belongs to TI's Metrology and Monitoring portfolio, designed specifically for high-accuracy, battery-constrained measurement applications - integrating analog front-end, timing, and connectivity to minimize system-level complexity.
FAQ
What is the maximum system clock frequency supported by the MSP430FG6626IPZR?
The MSP430FG6626IPZR supports a maximum system clock frequency of 20 MHz, achieved using the integrated FLL with XT2 crystal oscillator (up to 32 MHz) or internal DCO. This frequency enables real-time execution of metrology algorithms while maintaining compatibility with TI's MSP430F5xx/F6xx Family User's Guide timing constraints and active-mode current specifications.
Does the MSP430FG6626IPZR require an external USB transceiver?
No, the MSP430FG6626IPZR integrates a full-speed USB 2.0 PHY, USB-PLL, and dedicated 3.3-V/1.8-V USB power system - eliminating the need for an external transceiver. The device uses DP and DM pins directly, with PUR controlling the 1.5-kΩ pull-up resistor per USB specification, as confirmed in Section 4 functional block diagram and Section 10.2.6 USB Module implementation guidance.
How many analog input channels does the sigma-delta ADC support on the MSP430FG6626IPZR?
The MSP430FG6626IPZR's CTSD16 sigma-delta ADC supports 10 external analog inputs: 6 configured as single-ended and 4 selectable as either single-ended or differential. Additionally, it accepts 5 internal inputs (e.g., VREFBG, temperature sensor), totaling 15 usable channels - all documented in Table 6-1 Device Comparison and Figure 4-1 functional block diagram.
What is the standby current consumption of the MSP430FG6626IPZR in LPM3 mode?
The MSP430FG6626IPZR consumes 3.2 µA at 2.2 V and 3.4 µA at 3.0 V in LPM3 mode (watchdog + crystal + supply supervisor active, full RAM retention), per Section 8.5 Low-Power Mode Supply Currents in the SLAS874B datasheet. This value is measured with all clocks disabled except ACLK sourced from 32-kHz crystal.
Can the MSP430FG6626IPZR operate without an external crystal?
Yes, the MSP430FG6626IPZR can operate without an external crystal using its internal VLO (low-frequency oscillator, ~10 kHz) or REFO (trimmed 32.768 kHz reference) for ACLK and SMCLK. However, USB operation and high-precision RTC require XT1 (32 kHz crystal); full-speed USB and accurate metrology sampling demand XT2 (up to 32 MHz) or FLL-stabilized DCO.
MSP430FG6626IPZR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 100-LQFP
- Series:
- MSP430F6xx
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPUXV2
- Core Size:
- 16-Bit
- Speed:
- 20MHz
- Connectivity:
- I2C, IrDA, SCI, SPI, UART/USART, USB
- Peripherals:
- Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
- Number of I/O:
- 73
- 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 10x16b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430FG6626IPZR FAQ
1.How can I place an order for MSP430FG6626IPZR through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430FG6626IPZR 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 MSP430FG6626IPZR reliable?
The price and inventory of MSP430FG6626IPZR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430FG6626IPZR is usually 5 days.
3.What payment methods are accepted for MSP430FG6626IPZR?
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4.How is shipping managed for MSP430FG6626IPZR?
MSP430FG6626IPZR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430FG6626IPZR 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 MSP430FG6626IPZR?
For technical support, including MSP430FG6626IPZR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430FG6626IPZR requirements.
6.How does Aetrix verify that MSP430FG6626IPZR is sourced from the original manufacturer or authorized distributors?
All MSP430FG6626IPZR 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 MSP430FG6626IPZR meets industry standards.
7.What is the process for return or replacement of MSP430FG6626IPZR?
All MSP430FG6626IPZR units undergo pre-shipment inspection (PSI). If there is an issue with MSP430FG6626IPZR, 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 MSP430FG6626IPZR part is unused and in its original packaging.
Return procedure for MSP430FG6626IPZR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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