AT91SAM7X256B-AU Atmel, AT91SAM7X256B-AU Datasheet - Page 390
AT91SAM7X256B-AU
Manufacturer Part Number
AT91SAM7X256B-AU
Description
IC MCU 256KB FLASH 100LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7X256B-AU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K 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
Package
100LQFP
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
55 MHz
Operating Supply Voltage
1.8|3.3 V
Data Bus Width
32 Bit
Number Of Programmable I/os
62
Interface Type
CAN/Ethernet/SPI/I2S/TWI/USART/USB
On-chip Adc
8-chx10-bit
Number Of Timers
3
Controller Family/series
AT91SAM7xxxxx
No. Of I/o's
62
Ram Memory Size
64KB
Cpu Speed
55MHz
No. Of Timers
1
Rohs Compliant
Yes
Cpu Family
91S
Device Core Size
32b
Frequency (max)
55MHz
Total Internal Ram Size
64KB
# I/os (max)
62
Number Of Timers - General Purpose
3
Operating Supply Voltage (typ)
1.8/3.3V
Operating Supply Voltage (max)
1.95/3.6V
Operating Supply Voltage (min)
1.65/3V
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
100
Package Type
LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT91SAM7X256B-AU
Manufacturer:
Atmel
Quantity:
1 800
Part Number:
AT91SAM7X256B-AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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32.2
Figure 32-1. Timer Counter Block Diagram
Table 32-2.
390
Block/Channel
Channel Signal
Block Diagram
AT91SAM7X512/256/128 Preliminary
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
Signal Name Description
Timer Counter
TCLK0
TCLK1
TCLK2
TCLK0
TCLK1
TCLK2
TCLK0
TCLK1
TCLK2
XC0, XC1, XC2
Signal Name
TIOA1
TIOA2
TIOA0
TIOA2
TIOA0
TIOA1
SYNC
TIOA
TIOB
INT
TC0XC0S
TC1XC1S
TC2XC2S
XC0
XC1
XC2
XC0
XC1
XC2
XC0
XC1
XC2
Description
External Clock Inputs
Capture Mode: Timer Counter Input
Waveform Mode: Timer Counter Output
Capture Mode: Timer Counter Input
Waveform Mode: Timer Counter Input/Output
Interrupt Signal Output
Synchronization Input Signal
Timer/Counter
Timer/Counter
Timer/Counter
Channel 0
Channel 1
Channel 2
SYNC
SYNC
SYNC
TIOA
TIOB
TIOA
TIOB
TIOA
TIOB
INT2
INT0
INT1
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2
Advanced
Controller
Interrupt
Parallel I/O
Controller
TCLK0
TCLK1
TCLK2
TIOA0
TIOB0
TIOA1
TIOB1
6120H–ATARM–17-Feb-09
TIOA2
TIOB2
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