AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 2

• Manufacturer Part Number: AT91SAM7X128
• Description: MCU 32-Bit 91S ARM7TDMI RISC 128KB Flash 1.8V/3.3V 100-Pin LQFP
• Manufacturer: Atmel

Specifications of AT91SAM7X128

• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 55 MHz
• Ram Size: 32 KB
• Program Memory Size: 128 KB
• Operating Supply Voltage: 1.8|3.3 V
• Data Bus Width: 32 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 62
• Interface Type: CAN/Ethernet/SPI/I2S/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

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Real-time Timer (RTT)
Two Parallel Input/Output Controllers (PIO)
Thirteen Peripheral DMA Controller (PDC) Channels
One USB 2.0 Full Speed (12 Mbits per second) Device Port
One Ethernet MAC 10/100 base-T
One Part 2.0A and Part 2.0B Compliant CAN Controller
One Synchronous Serial Controller (SSC)
Two Universal Synchronous/Asynchronous Receiver Transmitters (USART)
Two Master/Slave Serial Peripheral Interfaces (SPI)
One Three-channel 16-bit Timer/Counter (TC)
One Four-channel 16-bit Power Width Modulation Controller (PWMC)
One Two-wire Interface (TWI)
One 8-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os
SAM-BA
IEEE
5V-tolerant I/Os, Including Four High-current Drive I/O lines, Up to 16 mA Each
Power Supplies
Fully Static Operation: Up to 55 MHz at 1.65V and 85° C Worst Case Conditions
Available in 100-lead LQFP Green and 100-ball TFBGA Green Packages
– 32-bit Free-running Counter with Alarm
– Runs Off the Internal RC Oscillator
– Sixty-two 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
– On-chip Transceiver, 1352-byte Configurable Integrated FIFOs
– Media Independent Interface (MII) or Reduced Media Independent Interface (RMII)
– Integrated 28-byte FIFOs and Dedicated DMA Channels for Transmit and Receive
– Eight Fully-programmable Message Object Mailboxes, 16-bit Time Stamp Counter
– 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
– Individual Baud Rate Generator, IrDA
– Support for ISO7816 T0/T1 Smart Card, Hardware Handshaking, RS485 Support
– Full Modem Line Support on USART1
– 8- to 16-bit Programmable Data Length, Four External Peripheral Chip Selects
– Three External Clock Inputs, Two Multi-purpose I/O Pins per Channel
– Double PWM Generation, Capture/Waveform Mode, Up/Down Capability
– Master Mode Support Only, All Two-wire Atmel EEPROMs and I
– Default Boot program
– Interface with SAM-BA Graphic User Interface
– Embedded 1.8V Regulator, Drawing up to 100 mA for the Core and External Components
– 3.3V VDDIO I/O Lines Power Supply, Independent 3.3V VDDFLASH Flash Power Supply
– 1.8V VDDCORE Core Power Supply with Brownout Detector
®
1149.1 JTAG Boundary Scan on All Digital Pins
AT91SAM7X512/256/128 Preliminary
®
Boot Assistance
®
Infrared Modulation/Demodulation
2
C Compatible Devices Supported
6120H–ATARM–17-Feb-09