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Data Sheet
TMS320F2837xD Dual-Core
Real-Time Microcontrollers
1 Features
- Dual-core architecture
- Two TMS320C28x 32-bit CPUs
- 200MHz
- IEEE 754 single-precision Floating-Point Unit (FPU)
- Trigonometric Math Unit (TMU)
- Viterbi/Complex Math Unit (VCU-II)
- Two programmable Control Law Accelerators (CLAs)
- 200MHz
- IEEE 754 single-precision floating-point instructions
- Executes code independently of main CPU
- On-chip memory
- 512KB (256KW) or 1MB (512KW) of flash (ECC-protected)
- 172KB (86KW) or 204KB (102KW) of RAM (ECC-protected or parity-protected)
- Dual-zone security supporting third-party development
- Unique identification number
- Clock and system control
- Two internal zero-pin 10MHz oscillators
- On-chip crystal oscillator
- Windowed watchdog timer module
- Missing clock detection circuitry
- 1.2V core, 3.3V I/O design
- System peripherals
- Two External Memory Interfaces (EMIFs) with ASRAM and SDRAM support
- Dual 6-channel Direct Memory Access (DMA) controllers
- Up to 169 individually programmable, multiplexed General-Purpose Input/Output (GPIO) pins with input filtering
- Expanded Peripheral Interrupt controller (ePIE)
- Multiple Low-Power Mode (LPM) support with external wakeup
- Communications peripherals
- USB 2.0 (MAC + PHY)
- Support for 12-pin 3.3V-compatible Universal
Parallel Port (uPP) interface
- Two Controller Area Network (CAN) modules (pin-bootable)
- Three high-speed (up to 50MHz) SPI ports
(pin-bootable)
- Two Multichannel Buffered Serial Ports (McBSPs)
- Four Serial
Communications Interfaces (SCI/UART) (pin-bootable)
- Two I2C interfaces (pin-bootable)
- Analog subsystem
- Up to four Analog-to-Digital Converters (ADCs)
- 16-bit mode
- 1.1MSPS each (up to 4.4MSPS system
throughput)
- Differential inputs
- Up to 12 external channels
- 12-bit mode
- 3.5MSPS each (up to 14MSPS system
throughput)
- Single-ended inputs
- Up to 24 external channels
- Single Sample-and-Hold (S/H) on each ADC
- Hardware-integrated post-processing of ADC conversions
- Saturating offset calibration
- Error from setpoint calculation
- High, low, and zero-crossing compare, with interrupt capability
- Trigger-to-sample delay capture
- Eight windowed comparators with 12-bit Digital-to-Analog Converter (DAC) references
- Three 12-bit buffered DAC outputs
- Enhanced control peripherals
- 24 Pulse Width Modulator (PWM) channels with enhanced features
- 16 High-Resolution Pulse Width Modulator (HRPWM) channels
- High resolution on both A and B channels of 8 PWM modules
- Dead-band support (on both standard and high resolution)
- Six Enhanced Capture (eCAP) modules
- Three Enhanced Quadrature Encoder Pulse (eQEP) modules
- Eight Sigma-Delta Filter Module (SDFM) input channels, 2 parallel filters per channel
- Standard SDFM data filtering
- Comparator filter for fast action for out of
range
- Configurable Logic Block (CLB)
- Augments existing peripheral capability
- Supports position manager solutions
- Functional Safety-Compliant
- Developed for functional
safety applications
- Documentation available
to aid ISO 26262 system design up to ASIL D; IEC 61508 up to SIL 3; IEC
60730 up to Class C; and UL 1998 up to Class 2
- Hardware
integrity up to ASIL B, SIL 2
- Safety-related certification
- Package options:
- Lead-free, green packaging
- 337-ball New Fine Pitch Ball Grid Array (nFBGA) [ZWT suffix]
- 176-pin
PowerPAD™ Thermally Enhanced Low-Profile Quad Flatpack (HLQFP) [PTP suffix]
- 100-pin PowerPAD Thermally Enhanced Thin Quad Flatpack (HTQFP) [PZP suffix]
- Hardware Built-in Self Test (HWBIST)
- Temperature options:
- T: –40°C to 105°C
junction
- S: –40°C to 125°C
junction
- Q: –40°C to 125°C
free-air
(AEC Q100 qualification for
automotive applications)
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