AT91SAM7X256B-AU Atmel, AT91SAM7X256B-AU Datasheet - Page 40

• 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

40
AT91SAM7X512/256/128 Preliminary
Table 11-1.
Symbol
A
A1
A2
D
D1
E
E1
R2
R1
Q
θ1
θ2
θ3
c
L
L1
S
b
e
D2
E2
aaa
bbb
ccc
ddd
100-lead LQFP Package Dimensions
0.05
1.35
0.08
0.08
0.09
0.45
0.20
0.17
Min
11°
11°
0°
0°
16.00 BSC
14.00 BSC
16.00 BSC
14.00 BSC
Millimeter
1.00 REF
0.50 BSC
12.00
12.00
Nom
1.40
3.5°
0.60
0.20
0.20
0.20
0.08
0.08
12°
12°
Tolerances of Form and Position
Max
1.60
0.15
1.45
0.20
0.20
0.75
0.27
13°
13°
7°
0.002
0.053
0.003
0.003
0.004
0.018
0.008
0.007
Min
11°
11°
0°
0°
0.630 BSC
0.551 BSC
0.630 BSC
0.551 BSC
0.039 REF
0.020 BSC
0.055
0.024
0.008
0.472
0.472
0.008
0.008
0.003
0.003
Nom
Inch
3.5°
12°
12°
6120FS–ATARM–17-Feb-09
0.006
0.057
0.008
0.008
0.030
0.011
Max
0.63
13°
13°
7°