LH75401/LH75411
Preliminary data sheet
DESCRIPTION
The NXP BlueStreak LH75401/LH75411 family con-
sists of two low-cost 16/32-bit System-on-Chip (SoC)
devices.
• LH75401 — contains the superset of features.
• LH75411 — similar to LH75401, without CAN 2.0B.
System-on-Chip
• JTAG Debug Interface and Boundary Scan
• Single 3.3 V Supply
• 5 V Tolerant Digital I/O
– XTALIN and XTAL32IN inputs are 1.8 V ± 10 %
• 144-pin LQFP Package
•
−40°C
to +85°C Operating Temperature
COMMON FEATURES
• Highly Integrated System-on-Chip
• ARM7TDMI-S™ Core
• High Performance (84 MHz CPU Speed)
– Internal PLL Driven or External Clock Driven
– Crystal Oscillator/Internal PLL Can Operate with
Input Frequency Range of 14 MHz to 20 MHz
• 32 kB On-chip SRAM
– 16 kB Tightly Coupled Memory (TCM) SRAM
– 16 kB Internal SRAM
• Clock and Power Management
– Low Power Modes: Standby, Sleep, Stop
• Eight Channel, 10-bit Analog-to-Digital Converter
• Integrated Touch Screen Controller
• Serial interfaces
– Two 16C550-type UARTs supporting baud rates
up to 921,600 baud (requires crystal frequency of
14.756 MHz).
– One 82510-type UART supporting baud rates up
to 3,225,600 baud (requires a system clock of
70 MHz).
• Synchronous Serial Port
– Motorola SPI™
– National Semiconductor Microwire™
– Texas Instruments SSI
• Real-Time Clock (RTC)
• Three Counter/Timers
– Capture/Compare/PWM Compatibility
– Watchdog Timer (WDT)
• Low-Voltage Detector
Unique Features of the LH75401
• Color and Grayscale Liquid Crystal Display (LCD)
Controller
– 12-bit (4,096) Direct Mode Color, up to VGA
– 8-bit (256) Direct or Palettized Color, up to SVGA
– 4-bit (16) Direct Mode Color/Grayscale, up to XGA
– 12-bit Video Bus
– Supports STN, TFT, HR-TFT, and AD-TFT
Displays.
• CAN Controller that supports CAN version 2.0B.
Unique Features of the LH75411
• Color and Grayscale LCD Controller (LCDC)
– 12-bit (4,096) Direct Mode Color, up to VGA
– 8-bit (256) Direct or Palettized Color, up to SVGA
– 4-bit (16) Direct Mode Color/Grayscale, up to XGA
– 12-bit Video Bus
– Supports STN, TFT, HR-TFT, and AD-TFT
Displays.
Preliminary data sheet
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嵌入式系统
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