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Texas Instruments TMS5701224CZWTQQ1
- Part No.:
- TMS5701224CZWTQQ1
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 337-LFBGA
- Datasheet:
-
TMS5701224CZWTQQ1.pdf
- Description:
- IC MCU 32BIT 1.25MB FLASH 337BGA
- Quantity:
- Payment:
- Shipping:
Inventory:2,594
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Product details
Overview
TMS5701224CZWTQQ1 from Texas Instruments is an automotive-grade 32-bit RISC flash microcontroller with dual lockstep ARM Cortex-R4F CPUs, 1.25MB ECC-protected flash, 192KB ECC RAM, and integrated safety features including BIST, error signaling, and voltage/clock monitoring - deployed in electric power steering and ABS systems.
For engineers reviewing the TMS5701224CZWTQQ1 datasheet, TMS5701224CZWTQQ1 pinout, TMS5701224CZWTQQ1 application, or TMS5701224CZWTQQ1 equivalent, key selection criteria include ASIL-D compliance support, dual-CPU lockstep execution integrity, N2HET timing coprocessor programmability, and triple CAN 2.0B interface capability for fault-tolerant vehicle networks.
Technical Context
The TMS5701224CZWTQQ1 implements a safety-critical architecture with two identical ARM Cortex-R4F cores executing identical instructions in lockstep, monitored by hardware comparators to detect divergence. Its FMPLL and nonmodulating PLL provide independent clock domains for core, peripheral, and real-time subsystems.
Real-time control is enabled by two N2HET modules (32 + 18 programmable channels), seven ePWM modules with trip-zone protection, six eCAP units, two eQEP interfaces, and dual 12-bit MibADCs with 24 total inputs and parity-protected 64-word buffers - all accessible via dedicated HTU DMA paths with MPU enforcement.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM Cortex-R4F, 1.66 DMIPS/MHz, up to 180 MHz (298 DMIPS), BE32 word-invariant format |
| Memory | 1.25MB flash with ECC, 192KB RAM with ECC, 64KB emulated EEPROM with ECC |
| Safety Features | Dual CPU lockstep, CPU/RAM BIST, ECC on flash/RAM, parity on peripheral memories, error signaling module with nERROR pin |
| Timing Peripherals | N2HET1 (32 channels), N2HET2 (18 channels), 7× ePWM, 6× eCAP, 2× eQEP, RTI timer, CRC engine |
| Analog & I/O | 2× 12-bit MibADC (24 total inputs, 64-word parity buffers), 16 GPIO with interrupt capability, 337-ball NFBGA package |
| Communication | 3× DCAN (CAN 2.0A/B, up to 1 Mbps), 3× MibSPI, 2× SPI, 2× SCI (1 with LIN 2.1), 1× I2C (100/400 kbps) |
| Operating Range | VCC: 1.14–1.32 V; VCCIO: 3.0–3.6 V; ambient temperature: –40°C to +125°C |
Pinout & Package
Package: 337-ball NFBGA (ZWT), 16.0 mm × 16.0 mm, 0.8 mm ball pitch, green RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| nERROR | Error signaling output | Active-low open-drain fault indicator driven by ESM; asserts on uncorrectable memory or CPU errors |
| ECLK | External clock monitor output | Programmable low-frequency clock derived from VCLK; used for external frequency validation |
| GIOA[7:0], GIOB[7:0] | General-purpose I/O | 16 pins configurable as inputs/outputs with interrupt generation; multiplexed with N2HET, ePWM, eCAP functions |
| CAN1_RX / CAN1_TX | CAN controller interface | Differential bus interface for DCAN1; supports ISO 11898-1 physical layer with 1 Mbps max bit rate |
| AD1IN[7:0]–AD1IN[23:16] | Analog input channels | 24 total ADC inputs shared across MibADC1/MibADC2; supports grouped sequential conversion and external analog mux control |
Key Features
| Feature | Design Value |
|---|---|
| Dual lockstep CPU execution | Hardware-enforced instruction-level redundancy with real-time divergence detection and error flagging |
| N2HET timing coprocessors | Two independent programmable timers (32 + 18 channels) with HTU DMA transfer and angle generator for motor control |
| ePWM with trip zone | Seven modules supporting high-side/low-side PWM, deadband insertion, and synchronous ADC triggering |
| MibADC with parity buffers | Dual 12-bit converters with 64-word parity-protected result buffers per module and flexible group sequencing |
| Triple CAN 2.0B controllers | Three independent DCAN modules compliant with ISO 11898-1, each with 64-message mailboxes and parity protection |
| Parameter Overlay Module (POM) | Runtime rerouting of flash accesses to RAM or EMIF for calibration parameter updates without flash reprogramming |
Applications
| Electric Power Steering (EPS) | Braking Systems (ABS/ESC) |
|---|---|
Use Scenario: Real-time torque assist calculation and motor phase current control under dynamic load conditions. IC Role / Device Role / Timing Role: Primary safety controller executing ASIL-D software with lockstep CPU verification and N2HET-driven PWM generation. Use Value: Enables deterministic 100 µs loop closure for field-oriented control while maintaining fault detection latency under 10 µs via ESM and BIST. |
Use Scenario: High-speed wheel speed sampling, hydraulic valve actuation, and yaw stability arbitration in multi-axis braking events. IC Role / Device Role / Timing Role: Central safety MCU managing dual CAN bus communication, MibADC-based sensor fusion, and eQEP-based wheel position tracking. Use Value: Delivers synchronized 12-bit ADC sampling across 24 channels with <1 µs inter-channel skew and hardware-triggered capture for precise slip detection. |
| HEV/EV Inverter Control | Railway Communications |
Use Scenario: Gate drive signal generation, DC-link voltage monitoring, and thermal management coordination in traction inverters. IC Role / Device Role / Timing Role: Real-time control unit running motor control algorithms with ePWM deadband protection and DCAN-based vehicle network integration. Use Value: Supports 180-MHz operation enabling sub-microsecond PWM update resolution and simultaneous 3-phase SVM waveform generation. |
Use Scenario: Safety-critical train-to-trackside data exchange using redundant CAN and LIN interfaces in EN 5012x-certified systems. IC Role / Device Role / Timing Role: Fault-tolerant communications processor handling protocol translation, message filtering, and cyclic redundancy checking across multiple serial buses. Use Value: Provides three independent CAN controllers with 64-mailbox buffering and parity-protected message RAM for SIL4-compliant messaging integrity. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar safety microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TMS570LS1227ZWT | Same package and pinout; adds FlexRay interface and ETM trace; higher flash (1280 KB vs. 1280 KB) but same RAM (192 KB) | Required where FlexRay backbone or debug trace capability is mandated in chassis domain controllers | Select when FlexRay protocol support or full-core instruction trace is needed beyond CAN-only networking |
| TMS570LS3137ZWT | Higher performance: 180 MHz CPU, 3072 KB flash, 256 KB RAM, 10/100 EMAC, and 2-channel FlexRay | Targeted at central gateway or ADAS domain controllers requiring Ethernet connectivity and larger code footprint | Choose for applications needing Ethernet MAC, expanded memory, or higher computational throughput than TMS5701224CZWTQQ1 provides |
Compared with TMS5701224CZWTQQ1, the TMS570LS1227ZWT adds FlexRay without increasing package size or power, while the TMS570LS3137ZWT scales memory, peripherals, and networking - making both suitable for upward-compatible designs but not drop-in replacements unless FlexRay or EMAC are unused.
Availability
TMS5701224CZWTQQ1 is available at Aetrix Electronics and suitable for electric power steering, braking systems, and HEV/EV inverter control requiring stable component supply across automotive production lifecycles.
Supply support for TMS5701224CZWTQQ1 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 specializing in analog, embedded processing, and digital signal technologies for automotive, industrial, and communications markets.
The TMS570 Hercules™ family delivers ASIL-B/D-capable MCUs built around ARM Cortex-R4F cores, designed specifically for safety-critical real-time control in automotive chassis, powertrain, and battery systems.
FAQ
What safety certifications does the TMS5701224CZWTQQ1 support?
The TMS5701224CZWTQQ1 is architected to support ISO 26262 ASIL-D development workflows. It includes dual lockstep CPUs, memory BIST, ECC on flash and RAM, parity on peripheral memories, and an Error Signaling Module with dedicated nERROR pin - all documented in TI's functional safety documentation package for the Hercules platform. TMS5701224CZWTQQ1 qualification data enables systematic fault analysis and FMEDA reporting required for automotive safety case evidence.
Does the TMS5701224CZWTQQ1 support CAN FD?
No, the TMS5701224CZWTQQ1 integrates three DCAN controllers compliant only with CAN 2.0A and 2.0B protocols, supporting bit rates up to 1 Mbps. It does not implement CAN FD frame formatting, data-rate switching, or extended payload capabilities. For CAN FD requirements, designers must consider newer TI families such as the AM263x or migrate to third-party solutions. TMS5701224CZWTQQ1 remains optimized for legacy and cost-sensitive CAN 2.0 deployments in EPS and braking systems.
What is the maximum operating frequency of the TMS5701224CZWTQQ1?
The TMS5701224CZWTQQ1 operates at a maximum system clock frequency of 180 MHz, delivering up to 298 DMIPS performance via its ARM Cortex-R4F CPU core. This frequency is sustained across the full industrial temperature range (–40°C to +125°C) under specified VCC (1.14–1.32 V) and VCCIO (3.0–3.6 V) conditions. The FMPLL and separate nonmodulating PLL ensure stable clock synthesis and domain isolation critical for real-time determinism in TMS5701224CZWTQQ1-based control loops.
How many ADC channels does the TMS5701224CZWTQQ1 support?
The TMS5701224CZWTQQ1 integrates two 12-bit Multibuffered ADC (MibADC) modules supporting a total of 24 analog inputs. MibADC1 provides 24 dedicated channels, while MibADC2 shares 16 of those inputs - enabling flexible allocation across sensor types. Each module includes 64-word result buffers with parity protection and supports grouped sequential conversions triggered by software, PWM, or timer events. This configuration is confirmed in the device-specific SPNS190B datasheet for TMS5701224CZWTQQ1.
Is the TMS5701224CZWTQQ1 pin-compatible with other TMS570 devices?
The TMS5701224CZWTQQ1 in the 337-ball ZWT package shares pinout compatibility with other ZWT variants in the TMS570LS12xx family, including TMS570LS1227ZWT and TMS570LS3137ZWT - as verified in TI's Section 4.2 ball-map documentation. However, it is not pin-compatible with PGE (144-pin QFP) variants like TMS570LS1224PGE due to differing ball count, pitch, and I/O allocation. Functional differences (e.g., missing FlexRay or EMAC) mean that even ZWT-compatible parts require firmware and peripheral configuration review before substitution. TMS5701224CZWTQQ1 retains full backward compatibility within its ZWT footprint group.
TMS5701224CZWTQQ1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 337-LFBGA
- Series:
- Hercules™ TMS570 ARM® Cortex®-R
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-R4F
- Core Size:
- 16/32-Bit
- Speed:
- 180MHz
- Connectivity:
- CANbus, EBI/EMI, I2C, LINbus, MibSPI, SCI, SPI, UART/USART
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 101
- Program Memory Size:
- 1.25MB (1.25M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 192K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.14V ~ 3.6V
- Data Converters:
- A/D 24x12b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
TMS5701224CZWTQQ1 FAQ
1.How can I place an order for TMS5701224CZWTQQ1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TMS5701224CZWTQQ1 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 TMS5701224CZWTQQ1 reliable?
The price and inventory of TMS5701224CZWTQQ1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TMS5701224CZWTQQ1 is usually 5 days.
3.What payment methods are accepted for TMS5701224CZWTQQ1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TMS5701224CZWTQQ1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TMS5701224CZWTQQ1?
TMS5701224CZWTQQ1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TMS5701224CZWTQQ1 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 TMS5701224CZWTQQ1?
For technical support, including TMS5701224CZWTQQ1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TMS5701224CZWTQQ1 requirements.
6.How does Aetrix verify that TMS5701224CZWTQQ1 is sourced from the original manufacturer or authorized distributors?
All TMS5701224CZWTQQ1 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 TMS5701224CZWTQQ1 meets industry standards.
7.What is the process for return or replacement of TMS5701224CZWTQQ1?
All TMS5701224CZWTQQ1 units undergo pre-shipment inspection (PSI). If there is an issue with TMS5701224CZWTQQ1, 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 TMS5701224CZWTQQ1 part is unused and in its original packaging.
Return procedure for TMS5701224CZWTQQ1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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