Features
• Incorporates the ARM7TDMI
®
 ARM®
 Thumb
®
 Processor Core
– High-performance 32-bit RISC Architecture
– High-density 16-bit Instruction Set
– Leader in MIPS/Watt
– Little-endian
– EmbeddedICE™
 (In-circuit Emulation)
• 8-, 16- and 32-bit Read and Write Support
• 256K Bytes of On-chip SRAM
– 32-bit Data Bus
– Single-clock Cycle Access
• Fully Programmable External Bus Interface (EBI)
– Maximum External Address Space of 64M Bytes
– Up to Eight Chip Selects
– Software Programmable 8/16-bit External Data Bus
• Eight-level Priority, Individually Maskable, Vectored Interrupt Controller
– Four External Interrupts, including a High-priority, Low-latency Interrupt Request
• 32 Programmable I/O Lines
• Three-channel 16-bit Timer/Counter
– Three External Clock Inputs
– Two Multi-purpose I/O Pins per Channel
• Two USARTs
– Two Dedicated Peripheral Data Controller (PDC) Channels per USART
• Programmable Watchdog Timer
• Advanced Power-saving Features
– CPU and Peripheral Can be Deactivated Individually
• Fully Static Operation:
– 0 Hz to 75 MHz Internal Frequency Range at VDDCORE = 1.8V, 85° C
• 2.7V to 3.6V I/O Operating Range
• 1.65V to 1.95V Core Operating Range
• -40° C to +85° C Temperature Range
• Available in 100-lead LQFP Package (Green)