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LT3475EFE#TRPBF

厂商:
Linear
类别:
LED驱动器
包装:
-
封装:
TSSOP
无铅情况/ROHS:
无铅
描述:
双通道降压型 1.5A LED 驱动器

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  • 参数
  • 描述
  • 文档
参数 数值
Number of Outputs 2
Vin Min (V) 4
Vin Max (V) 36
Output Current (A) 1.5
Max Number of LEDs (#) 4
Topology Buck, LED Driver
Monolithic (yes/no) yes
Packages TSSOP-20
Frequency (kHz) 2000
Switch Current (A) 2.7
Ishutdown (uA) 0.01
Isupply (mA) 6
Synchronous (yes/no) no
Vout Max (V) 15
Dimming 3000:1 PWM, 10:1 Analog
Features High Side Current Sense, Anti-Phase Switching, True Color PWM Dimming, Resistor Set Frequency
Extended Temp E
Comments Dual Step-Down 1.5A LED Driver
Architecture Improved Average Output Current Control
Featured no
Date Added 1984-01-01
Price 1k * $3.50 (LT3475EFE)
New no

The 68376 is a highly-integrated 32 bit microcontroller that combines high-performance data manipulation capabilities with powerful peripheral subsystems.This MCU is built up from standard modules that interface through a common intermodule bus (IMB).

The MCU incorporates a 32 bit CPU (CPU32), a System Integration Module (SIM), a Time Processing Unit (TPU), a Queued Serial Module (QSM), a 3.5 Kbyte TPU Emulation RAM Module (TPURAM), a Configurable Timer Module 4 (CTM4), a 10 bit Queued Analog-to-Digital Converter Module (QADC), a 4 Kbyte Static RAM Module (SRAM), a CAN 2.0B Protocol Module (TouCAN™) and a 8 Kbyte Masked ROM (MRM).


Features

  • 32 Bit Archirecture
  • Virtual Memory Implementation
  • Table Lookup and Interpolate Instruction
  • Improved Exception Handling for Controller Applications
  • High Level Language Support
  • Background Debugging Mode
  • Fully Static Operation
  • External Bus Support
  • Programmable Chip Select Outputs
  • System Protection Logic
  • Watchdog Timer, Clock Monitor and Bus Monitor
  • Two 8 bit Dual Function Input/Output Ports
  • One 7 bit Dual Function Output Port
  • Phase-Locked Loop (PLL) Clock System
  • Dedicated Micro-Engine Operating Independently of CPU32
  • 16 Independent Programmable Channels and Pins
  • Each Channel has an /Event Register Consisting of a 16 bit Capture Register, a 16 Bit
    Compare Register and a 16 Bit Comparator
  • Any Channel can Perform Any Time Function
  • Each Channel has Six or Eight 16 Bit Parameter Registers
  • Each Timer FunctionMay Be Assigned to More Than One Channel
  • Two Timer Counter Registers with Programmable Prescalers
  • Each Channel Can Be Synchronized to Either or Both Counters
  • Selectable Channel Priority Levels
  • Two 16 bit modulus counters (MCSM)
  • 16 Bit Free-Running Counter (FCSM)
  • 4 Double-action capture/compare channels, with PWM mode (DASM)
  • 4 Dedicated PWM channels, each having its own 16 bit modulus counter (PWMSM)
  • Enhanced serial communication interface (SCI)
  • Modulus baud rate generator
  • Parity detection
  • Queued serial peripheral interface (QSPI)
  • 80 byte static RAM to perform queued operations
  • Up to 16 automatic transfers
  • Continuous cycling, 8 to 16 bits per transfer, LSB or MSB first
  • Dual function I/O pins
  • 16 Channels internally; up to 41 directly accessible channels with external multiplexing
  • Six automatic channel selection and conversion modes
  • Two channel scan queues of veriable length, each with a variable number of sub-queues
  • 40 Result registers and three result alignment formats
  • Programmable input sample time
  • Direct control of multiplexers
  • Full implementation of CAN protocol specification, version 2.0 A and B
  • 16 receive/transmit message buffers of 0 to 8 bytes data length
  • Global mask register for message buffers 0 to 13
  • Independent mask registers for message buffers 14 and 15
  • Programmable transmit first scheme: lowest ID or lowest buffer number
  • 16 bit free-running timer for message time-stamping
  • Low power slee

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