AT91R40008-66AU-999 Atmel, AT91R40008-66AU-999 Datasheet - Page 4

• Manufacturer Part Number: AT91R40008-66AU-999
• Description: IC MCU 32BIT RISC 100LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91R40008-66AU-999

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 66MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 256K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LQFP
• Processor Series: AT91Rx
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 256 KB
• Interface Type: EBI, USART
• Maximum Clock Frequency: 66 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• 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: AT91EB40A
• Minimum Operating Temperature: - 40 C
• For Use With: AT91EB40A - KIT EVAL FOR ARM AT91R40008
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

4. Block Diagram
Figure 4-1.
4
P21/TXD1/NTRI
AT91R40008
P25/MCKO
P13/SCK0
P15/RXD0
P20/SCK1
P22/RXD1
P14/TXD0
P10/IRQ1
P11/IRQ2
P24/BMS
P9/IRQ0
P12/FIQ
AT91R40008
MCKI
P16
P17
P18
P19
P23
TMS
TDO
TCK
TDI
O
P
I
Interrupt Controller
AIC: Advanced
Clock
Embedded
USART0
USART1
ICE
PS: Power Saving
ARM7TDMI Core
Chip ID
Channels
Channels
256K Bytes RAM
2 PDC
2 PDC
PIO: Parallel I/O Controller
Controller
ASB
AMBA Bridge
ASB
APB
WD: Watchdog
TC: Timer
EBI User
Interface
Counter
Reset
Timer
TC0
TC1
TC2
P
O
I
1732FS–ATARM–12-Apr-06
NRST
D0-D15
A1-A19
A0/NLB
NRD/NOE
NWR0/NWE
NWR1/NUB
NWAIT
NCS0
NCS1
P26/NCS2
P27/NCS3
P28/A20/CS7
P29/A21/CS6
P30/A22/CS5
P31/A23/CS4
P0/TCLK0
P3/TCLK1
P6/TCLK2
P1/TIOA0
P2/TIOB0
P4/TIOA1
P5/TIOB1
P7/TIOA2
P8/TIOB2
NWDOVF