ISP1581 General Description
ISP1581 Features
` Complies fully with Universal Serial Bus Specification Rev. 2.0
` Complies with most Device Class specifications
` High performance USB interface device with integrated Serial Interface Engine (SIE), FIFO memory, data transceiver and 3.3 V voltage regulators
` Supports automatic USB 2.0 mode detection and USB 1.1 fall-back mode
` High speed DMA interface
` Fully autonomous and multi-configuration DMA operation
` Up to 14 programmable USB endpoints with 2 fixed control IN/OUT endpoints
` Integrated physical 8 kbyte of multi-configuration FIFO memory
` Endpoints with double buffering to increase throughput and ease real-time data transfer
` Bus independent interface with most microcontroller/microprocessors (16 Mbytes/s or 16 Mwords/s)
` Bus-powered capability with low power consumption and low 'suspend' current
` 12 MHz crystal oscillator with integrated PLL for low EMI
` Software controlled connection to the USB bus (SoftConnect™)
` Complies with the ACPI™, OnNow™ and USB power management requirements
` Internal power-on and low-voltage reset circuit, also supporting a software reset
` Operation over the extended USB bus voltage range (4.0 to 5.5 V) with 5 V tolerant I/O pads
` Operating temperature range -40 to +85 °C
` 12 kV in-circuit ESD protection on human accessible pins such as D+ and D-
` Full-scan design with high fault coverage (>99%)
` Available in LQFP64 package.
ISP1581 Typical Application
· Personal digital assistant (PDA)
· Mass storage device, e.g., Zip®, Jaz®, MO, CD, DVD drive
· Digital camera
· Communication device, e.g. router, modem
· Printer
· Scanner.
ISP1581 Connection Diagram
Map list: ABCDEFGHIJKLMNOPQRSTUVWXYZ 0123456789All