AT91SAM7A2-AU Atmel, AT91SAM7A2-AU Datasheet - Page 2

• Manufacturer Part Number: AT91SAM7A2-AU
• Description: IC ARM7 MCU 32BIT ROMLESS176LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7A2-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 30MHz
• Connectivity: CAN, EBI/EMI, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 57
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Block Diagram
Figure 1. Block Diagram
2
5V
AT91SAM7A2 - Summary
T0TCLK0/MPIO
T0TCLK1/MPIO
T0TCLK2/MPIO
T1TCLK0/MPIO
T0TIOA0/MPIO
T0TIOB0/MPIO
T0TIOA1/MPIO
T0TIOB1/MPIO
T0TIOA2/MPIO
T0TIOB2/MPIO
T1TIOA0/MPIO
T1TIOB0/MPIO
NPCS0/MPIO
NPCS1/MPIO
NPCS2/MPIO
NPCS3/MPIO
PRELIMINARY
SPCK/MPIO
RXD0/MPIO
SCK0/MPIO
RXD1/MPIO
SCK1/MPIO
MISO/MPIO
MOSI/MPIO
TXD0/MPIO
TXD1/MPIO
PIO[31:0]
VDDIO
GND
I/O Power
PIO
PIO
PIO
Supply
UPIO
PIO
Timer T1
PIO
PIO
PIO
Timer T0
Channels
Channels
Channels
USART0
USART1
Analog
Power
Suppy
2 PDC
2 PDC
2 PDC
SPI
TC0
TC1
TC2
TC0
Core Power
Supply
10-bit ADC
8-channel
Channel
1 PDC
ADC0
Controller
Interrupt
Generic
10 Channel
5V
Controller
Analog
PDC
10-bit ADC
8-channel
Channel
1 PDC
ADC1
Simple Timers
CH0
CH0
ST0
ST1
ASB Controller
CH1
CH1
Full Speed
16 Buffers
SFM
CAN0
Arbiter
Select
3V
Watch Timer
Full Speed
16 Buffers
CAN1
AMBA
ARM7TDMI
5V
Embedded
Full Speed
TM
32 Buffers
JTAG
Core
ICE
CORECLK
CAN2
Bridge
Watch Dog
Advanced
Controller
Memory
Full Speed
16 Buffers
CAN3
Internal SRAM
LFCLK
16 KB
Reset
EBI
PDC Channel
PDC Channel
Capture 0
Controller
Capture 1
with PLL
Clock
PWM
CH0
CH1
CH2
CH3
6021BS–ATARM–06-Jul-04
ADD[19:1]
ADD0/NLB
ADD20/CS3
NOE/NRD
NWR0/NWE
NWR1/NUB
NWAIT/UPIO
NCS[2:0]
D[15:0]
NRESET
CLK/UPIO
RTCKI
RTCKO
MCKI
MCKO
PLLRC
PWM0
PWM1
PWM2
PWM3
CAPT0
CAPT1
3V
5V
3V
5V