AT91SAM7A3-AU Atmel, AT91SAM7A3-AU Datasheet - Page 4

• Manufacturer Part Number: AT91SAM7A3-AU
• Description: IC ARM7 MCU FLASH 256K 100LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7A3-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 60MHz
• Connectivity: CAN, I²C, MMC, SPI, SSC, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 62
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LQFP
• Controller Family/series: AT91SAM7xx
• No. Of I/o's: 62
• Ram Memory Size: 32KB
• Cpu Speed: 60MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 60 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 32 Bit
• Number Of Programmable I/os: 62
• Interface Type: CAN/SPI/I2S/TWI/USART/USB
• On-chip Adc: 2(8-chx10-bit)
• Number Of Timers: 3
• Processor Series: AT91SAMx
• Core: ARM7TDMI
• Data Ram Size: 32 KB
• Maximum Clock Frequency: 60 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM7A3-EK
• Minimum Operating Temperature: - 40 C
• Cpu Family: 91S
• Device Core Size: 32b
• Frequency (max): 60MHz
• Total Internal Ram Size: 32KB
• # I/os (max): 62
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: LQFP
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7A3-EK - KIT EVAL FOR AT91SAM7A3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

2. Block Diagram
Figure 2-1.
4
AT91SAM7A3
AT91SAM7A3 Block Diagram
MCDA0-MCDA3
PCK0-PCK3
ADC0_ADTRG
ADC1_ADTRG
IRQ0-IRQ3
SPI1_NPCS0
SPI1_NPCS1
SPI1_NPCS2
SPI1_NPCS3
SPI0_NPCS0
SPI0_NPCS1
SPI0_NPCS2
SPI0_NPCS3
JTAGSEL
VDD3V3
SPI0_SPCK
SPI1_SPCK
SPI0_MISO
SPI0_MOSI
SPI1_MISO
SPI1_MOSI
FWKUP
WKUP0
WKUP1
ADC0_AD0
ADC0_AD1
ADC0_AD2
ADC0_AD3
ADC0_AD4
ADC0_AD5
ADC0_AD6
ADC0_AD7
ADC1_AD0
ADC1_AD1
ADC1_AD2
ADC1_AD3
ADC1_AD4
ADC1_AD5
ADC1_AD6
ADC1_AD7
VDDBU
VDDBU
PLLRC
SHDW
ADVREFP
DRXD
DTXD
XOUT
NRST
VDDANA
GND
TDO
TMS
TCK
MCCDA
TST
TDI
FIQ
XIN
MCCK
RXD0
RXD1
RXD2
TXD0
SCK0
RTS0
CTS0
TXD1
SCK1
RTS1
CTS1
TXD2
SCK2
RTS2
CTS2
GND
VDD1V8 POR
RCOSC
OSC
POR
POR
PLL
System Controller
PIOA
GPBR
DBGU
Shutdown
Controller
Controller
Reset
PMC
RTT
WDT
AIC
PIT
PIOB
USART0
USART1
USART2
PDC
PDC
SCAN
JTAG
SPI0
MCI
SPI1
ADC0
ADC1
PDC
PDC
PDC
PDC
PDC
PDC
PDC
PDC
PDC
PDC
PDC
PDC
PDC
PDC
ICE
APB
Peripheral Bridge
Peripheral Data
19 channels
256K Bytes
32K Bytes
Controller
FLASH
SRAM
ARM7TDMI
Processor
PDC
PDC
PDC
PDC
FIFO
Timer Counter
Timer Counter
Controller
Timer Counter
Memory
PWMC
USB Device
CAN0
CAN1
TWI
SSC0
SSC1
TC0
TC3
TC1
TC2
TC4
TC5
TC6
TC7
TC8
Misalignment
Embedded
Protection
Controller
Detection
Address
Decoder
Memory
Status
Flash
Abort
Unit
Regulator
Voltage
1.8 V
DDM
DDP
TWD
TWCK
CANRX0
CANTX0
CANRX1
CANTX1
PWM0
PWM1
PWM2
PWM3
PWM4
PWM5
PWM6
PWM7
TF0
TK0
TD0
RD0
RK0
RF0
TF1
TK1
TD1
RD1
RK1
RF1
TCLK0
TCLK1
TCLK2
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2
TCLK3
TCLK4
TCLK5
TIOA3
TIOB3
TIOA4
TIOB4
TIOA5
TIOB5
TCLK6
TCLK7
TCLK8
TIOA6
TIOB6
TIOA7
TIOB7
TIOA8
TIOB8
VDD3V3
GND
VDD1V8
6042DS–ATARM–14-Dec-06