Datasheet

2
6222GS–ATARM–6-Sep-11
SAM7SE512/256/32 Summary
Provides Reset or Interrupt Signals to the System
Counter May Be Stopped While the Processor is in Debug State or in Idle Mode
Real-time Timer (RTT)
32-bit Free-running Counter with Alarm
Runs Off the Internal RC Oscillator
Three Parallel Input/Output Controllers (PIO)
Eighty-eight Programmable I/O Lines Multiplexed with up to Two Peripheral I/Os
Input Change Interrupt Capability on Each I/O Line
Individually Programmable Open-drain, Pull-up Resistor and Synchronous Output
Schmitt Trigger on All inputs
Eleven Peripheral DMA Controller (PDC) Channels
One USB 2.0 Full Speed (12 Mbits per second) Device Port
On-chip Transceiver, Eight Endpoints, 2688-byte Configurable Integrated FIFOs
One Synchronous Serial Controller (SSC)
Independent Clock and Frame Sync Signals for Each Receiver and Transmitter
I²S Analog Interface Support, Time Division Multiplex Support
High-speed Continuous Data Stream Capabilities with 32-bit Data Transfer
Two Universal Synchronous/Asynchronous Receiver Transmitters (USART)
Individual Baud Rate Generator, IrDA
®
Infrared Modulation/Demodulation
Support for ISO7816 T0/T1 Smart Card, Hardware Handshaking, RS485 Support
Full Modem Line Support on USART1
One Master/Slave Serial Peripheral Interfaces (SPI)
8- to 16-bit Programmable Data Length, Four External Peripheral Chip Selects
One Three-channel 16-bit Timer/Counter (TC)
Three External Clock Inputs, Two Multi-purpose I/O Pins per Channel
Double PWM Generation, Capture/Waveform Mode, Up/Down Capability
One Four-channel 16-bit PWM Controller (PWMC)
One Two-wire Interface (TWI)
Master, Multi-Master and Slave Mode Support, All Two-wire Atmel EEPROMs Supported
General Call Supported in Slave Mode
One 8-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os
SAM-BA
®
Default Boot program
Interface with SAM-BA Graphic User Interface
IEEE
®
1149.1 JTAG Boundary Scan on All Digital Pins
Four High-current Drive I/O lines, Up to 16 mA Each
Power Supplies
Embedded 1.8V Regulator, Drawing up to 100 mA for the Core and External Components
1.8V or 3,3V VDDIO I/O Lines Power Supply, Independent 3.3V VDDFLASH Flash Power Supply
1.8V VDDCORE Core Power Supply with Brownout Detector
Fully Static Operation:
Up to 55 MHz at 1.8V and 85° C Worst Case Conditions
Up to 48 MHz at 1.65V and 85° C Worst Case Conditions
Available in a 128-lead LQFP Green Package, or a 144-ball LFBGA RoHS-compliant Package