TMS320LF2407, TMS320LF2406, TMS320LF2402
TMS320LC2406, TMS320LC2404, TMS320LC2402
DSP CONTROLLERS
SPRS094C – APRIL 1999 – REVISED OCTOBER 1999
High-Performance Static CMOS Technology
– 33-ns Instruction Cycle Time (30 MHz)
– 30 MIPS Performance
External Memory Interface (’LF2407)
– 192K Words x 16 Bits of Total Memory,
64K Program, 64K Data, 64K I/O
– Low-Power 3.3-V Design
Watchdog (WD) Timer Module
Based on T320C2xx DSP CPU Core
– Code-Compatible With ’F243/’F241/’C242
– Instruction Set and Module Compatible
With ’F240/’C240
– Source-Code-Compatible With
TMS320C1x/2x
10-Bit Analog-to-Digital Converter (ADC)
– 8 or 16 Multiplexed Input Channels
– 500 ns Minimum Conversion Time
– Selectable Twin 8-Input Sequencers
Triggered by Two Event Managers
Controller Area Network (CAN) 2.0B Module
Serial Communications Interface (SCI)
Flash (LF) and ROM (LC) Device Options
†
†
– ’LF240x : ’LF2407, ’LF2406, ’LF2402
16-Bit Serial Peripheral Interface (SPI)
Module (Except ’x2402)
– ’LC240x : ’LC2406, ’LC2404, ’LC2402
On-Chip Memory
Phase-Locked-Loop (PLL)-Based Clock
Generation
– Up to 32K Words x 16 Bits of Flash
EEPROM (4 Sectors) or ROM
– Up to 2.5K Words x 16 Bits of
Data/Program RAM
Up to 40 Individually Programmable,
Multiplexed General-Purpose Input/Output
(GPIO) Pins
– 544 Words of Dual-Access (DARAM)
– 2K Words of Single-Access (SARAM)
Five External Interrupts (Power Drive
Protection, Reset, and Two Maskable
Interrupts)
Boot ROM (’LF240x Devices)
– SCI/SPI Flash Bootloader
Two Event-Manager (EV) Modules (A and B)
EVA and EVB Each Include:
– Two 16-Bit General-Purpose Timers
– Eight 16-Bit Pulse-Width Modulation
(PWM) Channels Which Enable:
– Three-Phase Inverter Control
– Centered or Edge Alignment of PWM
Channels
– Emergency PWM Channel Shutdown
With External PDPINT Pin
– Programmable Deadband Prevents
Shoot-Through Faults
Power Management:
– Three Power-Down Modes
– Ability to Power-Down Each Peripheral
Independently
Real-Time JTAG-Compliant Scan-Based
Emulation, IEEE Standard 1149.1 (JTAG)
‡
Development Tools Include:
– Texas Instruments (TI ) ANSI
C Compiler, Assembler/Linker, and
Code Composer Debugger
– Evaluation Modules
– Scan-Based Self-Emulation (XDS510 )
– Numerous Third-Party Digital Motor
Control Support
– Three Capture Units For Time-Stamping
of External Events
– On-Chip Position Encoder Interface
Circuitry
Package Options
– Synchronized Analog-to-Digital
Conversion
– 144-Pin Thin Quad Flatpack (TQFP) PGE
(’LF2407)
– Suitable for AC Induction, BLDC,
Switched Reluctance, and Stepper Motor
Control
– 100-Pin TQFP PZ (’LC2404, ’LC2406,
’LF2406)
– 64-Pin PQFP PG (’LC2402 and ’LF2402)
– Applicable for Multiple Motor and/or
Converter Control
Extended Temperature Options (A and S)
– A: – 40°C to 85°C
– S: – 40°C to 125°C
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
TI, Code Composer, and XDS510 are trademarks of Texas Instruments Incorporated.
†
‡
Throughout this data sheet, ’240x is used as a generic name for the ’LF240x/’LC240x family of devices.
IEEE Standard 1149.1–1990, IEEE Standard Test-Access Port
Copyright 1999, Texas Instruments Incorporated
ADVANCE INFORMATION concerns new products in the sampling or
preproduction phase of development. Characteristic data and other
specifications are subject to change without notice.
1
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