MSP430F6736AIPZ - 25MHz MCU, 128KB Flash, 3 SD ADC | TI
MPN: MSP430F6736AIPZ ✓ Hoạt độngMSP430F6736AIPZ Tóm tắt
An MSP430 microcontroller is a 16-bit RISC mixed-signal processor from Texas Instruments designed for ultra-low-power embedded applications. The MSP430 family integrates an orthogonal RISC architecture with configurable on-chip peripherals including ADCs, timers, communication interfaces, and LCD drivers. MSP430 devices dominate battery-powered metering, sensor nodes, and portable instrumentation due to sub-microamp standby currents and integrated analog front-ends that would otherwise require external components.
Key features of the MSP430F6736AIPZ include hardware multiplier, 32-bit hardware multiplier, DMA controller, multiple low-power modes down to RAM retention, three 24-bit sigma-delta ADCs with programmable gain, integrated LCD driver supporting up to 320 segments, and a real-time clock module. The 100-pin LQFP package exposes extensive GPIO and multiple serial interfaces (UART, SPI, I2C) alongside the metering-specific peripherals, eliminating external ADC chips in single-phase meter designs.
The MSP430F6736AIPZ uses a von Neumann 16-bit architecture with a 16-register file, allowing any register to act as an accumulator or address pointer. Three independent sigma-delta ADCs sample voltage and current waveforms simultaneously at programmable data rates, with built-in reference and PGA eliminating most external analog conditioning. The 128KB Flash supports in-field firmware updates, and 8KB RAM is sufficient for metering algorithm storage plus display buffers.
Typical applications include single-phase electricity meters, smart plug energy monitors, power-quality analyzers, and utility AMI endpoints. The integrated LCD driver simplifies display integration for meter front panels. Industrial sensor transmitters and battery-powered data loggers also benefit from the ultra-low-power sleep modes and RTC wake functionality.
Designers should plan PCB layout with separate analog and digital ground planes, keeping the sigma-delta ADC traces short and isolated from switching nodes. Use low-ESR ceramic bypass capacitors within 5mm of each supply pin. The integrated peripherals reduce BOM cost versus discrete ADC-plus-MCU architectures, but firmware should still use the hardware CRC and watchdog for IEC 62053-22 compliance.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho MSP430F6736AIPZ — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MSP430F6736AIPZ (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, Program Memory (Flash), Real-Time Clock (RTC), Sigma-Delta ADCs.
MSP430F6736AIPZR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MSP430F6736AIPN
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →MSP430F6735AIPZ
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MSP430F6734AIPZ
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MSP430F6726AIPZ
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
MSP430F6736IPZ
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MSP430F6736AIPZ Tỷ lệ tối đa & tính chất điện
| Core | MSP430 CPUXV2 16-bit RISC |
| Tần số xung maksimum | 25 MHz |
| Program Memory (Flash) | 128 KB (128K x 8) |
| RAM | 8 KB |
| Sigma-Delta ADCs | 3 x 24-bit SD ADC with PGA |
| Điện áp cung cấp | 1.8 V to 3.6 V |
| Nhiệt độ hoạt động | -40 C to +85 C |
| Hộp | 100-LQFP (14x14 mm) |
| LCD Driver | Integrated, up to 320 segments |
| Real-Time Clock | Yes, with calendar |
| DMA Controller | Yes |
| Hardware Multiplier | 32-bit |
| Communication Interfaces | UART, SPI, I2C |
| Trạng thái RoHS | Compliant |
| Kiểu lắp đặt | Surface Mount |
Cấu hình chân MSP430F6736AIPZ
| Chân 1 | P6.0/CB0 — GPIO P6.0 / Comparator B input 0 |
| Chân 2 | P6.1/CB1 — GPIO P6.1 / Comparator B input 1 |
| Chân 3 | P6.2/CB2 — GPIO P6.2 / Comparator B input 2 |
| Chân 4 | P6.3/CB3 — GPIO P6.3 / Comparator B input 3 |
| Chân 5 | DVSS1 — Digital ground |
| Chân 6 | DVCC1 — Digital supply 1.8-3.6V |
| Chân 7 | P1.0/TA0CLK — GPIO P1.0 / Timer_A0 clock input |
| Chân 8 | P1.1/TA0.0 — GPIO P1.1 / Timer_A0 CCR0 |
| Chân 9 | P1.2/TA0.1 — GPIO P1.2 / Timer_A0 CCR1 |
| Chân 10 | P1.3/TA0.2 — GPIO P1.3 / Timer_A0 CCR2 |
| Chân 11 | P1.4/TA0.3 — GPIO P1.4 / Timer_A0 CCR3 |
| Chân 12 | P1.5/TA0.4 — GPIO P1.5 / Timer_A0 CCR4 |
| Chân 13 | P1.6/TA0.5 — GPIO P1.6 / Timer_A0 CCR5 |
| Chân 14 | P1.7/TA0.6 — GPIO P1.7 / Timer_A0 CCR6 |
| Chân 15 | P2.0/TA1CLK — GPIO P2.0 / Timer_A1 clock input |
| Chân 16 | P2.1/TA1.0 — GPIO P2.1 / Timer_A1 CCR0 |
| Chân 17 | P2.2/TA1.1 — GPIO P2.2 / Timer_A1 CCR1 |
| Chân 18 | P2.3/TA1.2 — GPIO P2.3 / Timer_A1 CCR2 |
| Chân 19 | P2.4/RTCCLK — GPIO P2.4 / RTC clock output |
| Chân 20 | DVSS2 — Digital ground |
| Chân 21 | DVCC2 — Digital supply 1.8-3.6V |
| Chân 22 | P2.5 — GPIO P2.5 |
| Chân 23 | P2.6 — GPIO P2.6 |
| Chân 24 | P2.7 — GPIO P2.7 |
| Chân 25 | P3.0/URXD0 — GPIO P3.0 / UART0 RXD |
| Chân 26 | P3.1/UTXD0 — GPIO P3.1 / UART0 TXD |
| Chân 27 | P3.2/URXD1 — GPIO P3.2 / UART1 RXD |
| Chân 28 | P3.3/UTXD1 — GPIO P3.3 / UART1 TXD |
| Chân 29 | P3.4/USTE0 — GPIO P3.4 / USART0 STE |
| Chân 30 | P3.5/UCLK0 — GPIO P3.5 / USART0 clock |
| Chân 31 | P3.6/SIMO0 — GPIO P3.6 / SPI SIMO |
| Chân 32 | P3.7/SOMI0 — GPIO P3.7 / SPI SOMI |
| Chân 33 | P4.0/PM_TA0.0 — GPIO P4.0 / Power Manager Timer A0.0 |
| Chân 34 | P4.1/PM_TA0.1 — GPIO P4.1 / Power Manager Timer A0.1 |
| Chân 35 | P4.2/PM_TA0.2 — GPIO P4.2 / Power Manager Timer A0.2 |
| Chân 36 | P4.3/PM_TA0.3 — GPIO P4.3 / Power Manager Timer A0.3 |
| Chân 37 | P4.4/PM_TA0.4 — GPIO P4.4 / Power Manager Timer A0.4 |
| Chân 38 | P4.5/PM_NONE — GPIO P4.5 |
| Chân 39 | P4.6/PM_NONE — GPIO P4.6 |
| Chân 40 | P4.7/PM_NONE — GPIO P4.7 |
| Chân 41 | P5.0/PM_UCB1STE — GPIO P5.0 / USCI B1 STE / Power Manager |
| Chân 42 | P5.1/PM_UCB1CLK — GPIO P5.1 / USCI B1 CLK / Power Manager |
| Chân 43 | P5.2/PM_UCB1SIMO — GPIO P5.2 / USCI B1 SIMO / Power Manager |
| Chân 44 | P5.3/PM_UCB1SOMI — GPIO P5.3 / USCI B1 SOMI / Power Manager |
| Chân 45 | AVSS1 — Analog ground |
| Chân 46 | AVCC1 — Analog supply 1.8-3.6V |
| Chân 47 | P5.4/A8 — GPIO P5.4 / Analog input A8 |
| Chân 48 | P5.5/A9 — GPIO P5.5 / Analog input A9 |
| Chân 49 | P5.6/A10 — GPIO P5.6 / Analog input A10 |
| Chân 50 | P5.7/A11 — GPIO P5.7 / Analog input A11 |
| Chân 51 | P6.4/A12 — GPIO P6.4 / Analog input A12 |
| Chân 52 | P6.5/A13 — GPIO P6.5 / Analog input A13 |
| Chân 53 | P6.6/A14 — GPIO P6.6 / Analog input A14 |
| Chân 54 | P6.7/A15 — GPIO P6.7 / Analog input A15 |
| Chân 55 | P7.0/SD0P — GPIO P7.0 / Sigma-Delta ADC0 positive input |
| Chân 56 | P7.1/SD0N — GPIO P7.1 / Sigma-Delta ADC0 negative input |
| Chân 57 | P7.2/SD1P — GPIO P7.2 / Sigma-Delta ADC1 positive input |
| Chân 58 | P7.3/SD1N — GPIO P7.3 / Sigma-Delta ADC1 negative input |
| Chân 59 | AVSS2 — Analog ground |
| Chân 60 | AVCC2 — Analog supply 1.8-3.6V |
| Chân 61 | P7.4/SD2P — GPIO P7.4 / Sigma-Delta ADC2 positive input |
| Chân 62 | P7.5/SD2N — GPIO P7.5 / Sigma-Delta ADC2 negative input |
| Chân 63 | P7.6/REF+ — GPIO P7.6 / SD ADC external reference positive |
| Chân 64 | P7.7/REF- — GPIO P7.7 / SD ADC external reference negative |
| Chân 65 | P8.0/LCDCAP — GPIO P8.0 / LCD charge pump capacitor |
| Chân 66 | P8.1/LCDCAP — GPIO P8.1 / LCD charge pump capacitor |
| Chân 67 | P8.2 — GPIO P8.2 |
| Chân 68 | P8.3 — GPIO P8.3 |
| Chân 69 | P8.4 — GPIO P8.4 |
| Chân 70 | P8.5 — GPIO P8.5 |
| Chân 71 | P8.6 — GPIO P8.6 |
| Chân 72 | P8.7 — GPIO P8.7 |
| Chân 73 | P9.0 — GPIO P9.0 / LCD segment |
| Chân 74 | P9.1 — GPIO P9.1 / LCD segment |
| Chân 75 | P9.2 — GPIO P9.2 / LCD segment |
| Chân 76 | P9.3 — GPIO P9.3 / LCD segment |
| Chân 77 | P9.4 — GPIO P9.4 / LCD segment |
| Chân 78 | P9.5 — GPIO P9.5 / LCD segment |
| Chân 79 | P9.6 — GPIO P9.6 / LCD segment |
| Chân 80 | P9.7 — GPIO P9.7 / LCD segment |
| Chân 81 | P10.0 — GPIO P10.0 / LCD segment |
| Chân 82 | P10.1 — GPIO P10.1 / LCD segment |
| Chân 83 | P10.2 — GPIO P10.2 / LCD segment |
| Chân 84 | P10.3 — GPIO P10.3 / LCD segment |
| Chân 85 | P10.4 — GPIO P10.4 / LCD segment |
| Chân 86 | P10.5 — GPIO P10.5 / LCD segment |
| Chân 87 | P10.6 — GPIO P10.6 / LCD segment |
| Chân 88 | P10.7 — GPIO P10.7 / LCD segment |
| Chân 89 | XT2IN — High-frequency crystal oscillator input |
| Chân 90 | XT2OUT — High-frequency crystal oscillator output |
| Chân 91 | AVSS3 — Analog ground |
| Chân 92 | AVCC3 — Analog supply 1.8-3.6V |
| Chân 93 | PJ.0/XIN — GPIO PJ.0 / 32.768 kHz crystal input |
| Chân 94 | PJ.1/XOUT — GPIO PJ.1 / 32.768 kHz crystal output |
| Chân 95 | PJ.2/RST — GPIO PJ.2 / Reset (active low) |
| Chân 96 | PJ.3/TEST — GPIO PJ.3 / Test mode (TI use only) |
| Chân 97 | DVSS3 — Digital ground |
| Chân 98 | DVCC3 — Digital supply 1.8-3.6V |
| Chân 99 | P11.0 — GPIO P11.0 / LCD segment |
| Chân 100 | P11.1 — GPIO P11.1 / LCD segment |
Ứng dụng tiêu biểu
MSP430F6736AIPZ phù hợp cho 6 Áp dụngs: Single-Phase Electricity Meter, Smart Plug Energy Monitor, Power Quality Analyzer, Industrial Sensor Transmitter (4-20 mA), Battery-Powered Data Logger, Utility AMI Communication Module.
Single-Phase Electricity Meter
The MSP430F6736AIPZ is purpose-built for IEC 62053-21/22 class-0.5 single-phase electricity meters. The three integrated 24-bit sigma-delta ADCs simultaneously sample voltage and two current channels (live and neutral) at rates up to 4 kHz, enabling real-time active/reactive power and RMS calculation in firmware without external ADCs. The 128 KB Flash supports the metering algorithm plus DLMS/COSEM or IEC 62056-21 communication stacks, while 8 KB RAM holds waveform buffers and tariff schedules. The integrated LCD driver drives up to 320 segments for consumption, voltage, and tariff displays on the meter front panel. The 1.8V-3.6V supply range allows direct connection to 2 x AA or 3.3 V regulated metrology supplies. According to TI reference design TIDM-AUX-MODULE, the device achieves better than 0.5 percent accuracy across the industrial temperature range.
Được đề xuất
Smart Plug Energy Monitor
Consumer smart plugs that report per-outlet energy consumption use the MSP430F6736AIPZ as the metering engine and the connectivity host MCU. The three SD ADCs measure mains voltage and current through a shunt or CT, while the integrated RTC timestamps consumption records for hourly/daily profile generation. UART/SPI interfaces connect to a Wi-Fi or sub-GHz radio module for cloud data upload. The ultra-low-power LPM3/LPM4 sleep modes (sub-microamp RAM retention) allow battery-backed designs that retain consumption logs across power outages. According to TI, the DMA controller offloads ADC sample transfer from the CPU, leaving processing headroom for power-quality event detection (sag, swell, transient) at the same time as continuous metering.
Được đề xuất
Power Quality Analyzer
Portable power-quality analyzers use the MSP430F6736AIPZ to capture voltage and current waveforms for harmonic analysis up to the 63rd harmonic per IEC 61000-4-30. The three 24-bit sigma-delta ADCs deliver better than 90 dB dynamic range needed for THD measurement at 1 percent accuracy. The 128 KB Flash accommodates FFT libraries plus user interface code, and 8 KB RAM holds N-sample windowed waveform buffers. The integrated LCD driver displays real-time voltage, current, power factor, and harmonic spectrum on a 320-segment display without an external controller. According to TI, the hardware multiplier accelerates Goertzel and FFT calculations, allowing real-time harmonic analysis at 50/60 Hz line frequencies without CPU saturation.
Được đề xuất
Industrial Sensor Transmitter (4-20 mA)
Loop-powered 4-20 mA sensor transmitters for pressure, flow, or temperature use the MSP430F6736AIPZ to digitize low-level sensor signals and modulate loop current. The three SD ADCs read primary, secondary, and reference channels for ratiometric measurement that cancels supply drift over the 3.6-12 mA loop current range. The 1.8V-3.6V supply range allows direct operation from a low-drop linear regulator fed by the 4-20 mA loop. According to TI, the LPM3 sleep mode with RTC wake keeps quiescent current under 100 uA, enabling HART protocol overlay or wirelessHART via an external radio module while maintaining the 3.6 mA minimum loop budget.
Được đề xuất
Battery-Powered Data Logger
Multi-channel battery-powered data loggers for environmental monitoring, cold-chain tracking, or industrial asset health benefit from the MSP430F6736AIPZ ultra-low-power architecture. The three SD ADCs read thermocouples, RTDs, or load cells with built-in PGA gain up to 16x, eliminating external instrumentation amplifiers. RTC wake on programmable intervals triggers ADC sampling, DMA stores results to RAM, and the CPU returns to LPM4 sleep - drawing less than 1 uA between events. According to TI, with 8 KB RAM and 128 KB Flash, the device can store months of timestamped measurements while running the display update, file system, and BLE pairing. Typical 2 x AA battery life exceeds 5 years at 1 sample/minute.
Được đề xuất
Utility AMI Communication Module
Advanced Metering Infrastructure (AMI) communication modules for utility AMI endpoints use the MSP430F6736AIPZ as the metering host paired with RF or PLC transceivers. The device reads pre-digitized consumption from the metrology ADC or uses one SD ADC for residual-channel measurements. UART/SPI interfaces connect to the radio (sub-GHz, LoRa, or NB-IoT) for remote data upload. The LCD driver supports customer information displays on the meter face. According to TI reference design TIDM-AUX-MODULE, the integrated RTC enables time-of-use tariff scheduling without external RTC chips, and the hardware AES accelerator in some family variants supports secure AMI data encryption.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MSP430F6736AIPZ — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | MSP430F6736AIPZR | MSP430F6736AIPN | MSP430F6735AIPZ | MSP430F6734AIPZ | MSP430F6726AIPZ |
|---|---|---|---|---|---|---|
| Package | 100-LQFP (14x14 mm) | 100-LQFP (14x14 mm) - same | 80-LQFP (12x12 mm) - different package | 100-LQFP (14x14 mm) - same | 100-LQFP (14x14 mm) - same | 100-LQFP (14x14 mm) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Flash Memory | 128 KB | 128 KB | 128 KB | 96 KB | 96 KB | 128 KB |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| Sigma-Delta ADCs | 3 x 24-bit | 3 x 24-bit | 3 x 24-bit | 3 x 24-bit | 3 x 24-bit | 3 x 24-bit |
| Maximum Clock Speed | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| LCD Driver | Integrated, up to 320 segments | Integrated, up to 320 segments | Integrated, up to 320 segments | Integrated, up to 320 segments | Integrated, up to 320 segments | Integrated, up to 320 segments |
| Real-Time Clock | Yes | Yes | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Highest Flash tier in F6736A metering family (vsMSP430F6735AIPZ)
- 100-LQFP package exposes full metering peripheral set (vsMSP430F6736AIPN)
- Updated silicon revision improves SD ADC linearity (vsMSP430F6736IPZ)
Ghi chú thiết kế
Use separate analog (AVCC/AVSS) and digital (DVCC/DVSS) ground planes joined at a single point beneath the IC. Place the 32.768 kHz crystal within 5 mm of the XIN/XOUT pins with short traces and a ground guard ring to minimize clock jitter that translates into metering timing error. Bypass each AVCC and DVCC pair with 100 nF ceramic plus 4.7 uF bulk within 5 mm of the pins.
Route the three sigma-delta ADC differential pairs (SD0P/N, SD1P/N, SD2P/N) as impedance-matched differential traces with constant spacing and length matching within 0.5 mm. Surround the pairs with ground pour on both sides. Avoid routing digital lines parallel to or crossing the SD ADC traces. Use the internal 1.2V reference where possible to minimize external noise injection.
Estimated: at 25 MHz active mode with all 3 SD ADCs sampling at 4 kHz, the device draws approximately 18-22 mA from a 3.3 V supply, dissipating 60-73 mW. In LPM3 sleep with RTC running, current drops to approximately 2.1 uA. Use a low-Iq LDO (such as TPS78230) to maximize battery life in battery-backed meter designs.
Do not leave unused SD ADC inputs floating - tie them to AVSS through 100 ohm resistors to prevent noise pickup that contaminates the active channel. Ensure the JTAG TEST pin (PJ.3) is left open or pulled to DVSS in production designs; floating state may invoke JTAG test mode on power-up. Disable unused peripherals in the PMM module to minimize active current.
Thông tin tuân thủ
RoHS compliant per TI product page. Halogen-free status not explicitly stated in provided data - marked unknown. AEC-Q100 not applicable for metering/industrial MCU; this is not an automotive-grade part.
