AT91SAM7S256C-MU-999 Atmel, AT91SAM7S256C-MU-999 Datasheet - Page 45

• Manufacturer Part Number: AT91SAM7S256C-MU-999
• Description: IC MCU ARM7 256KB FLASH 64-VQFN
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S256C-MU-999

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 32
• 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: 64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: AT91SAM7S256-MU-999; AT91SAM7S256-MU-999

6175IS–ATARM–30-Aug-10
Table 11-3.
Symbol
aaa
bbb
ccc
D2
A1
A2
A3
E2
D
R
A
E
b
L
e
48-pad QFN Package Dimensions (in mm)
0.18
5.45
5.45
0.35
0.09
Min
–
–
–
Millimeter
0.20 REF
7.00 bsc
7.00 bsc
0.50 bsc
Nom
0.65
0.20
5.60
5.60
0.40
0.10
0.10
0.05
Tolerances of Form and Position
–
–
–
AT91SAM7S Series Summary
0.050
Max
0.70
0.23
5.75
5.75
0.45
090
–
0.007
0.215
0.215
0.014
0.004
Min
–
–
–
0.008 REF
0.276 bsc
0.276 bsc
0.020 bsc
0.026
0.008
0.220
0.220
0.016
0.004
0.004
0.002
Nom
Inch
–
–
–
0.035
0.002
0.028
0.009
0.226
0.226
0.018
Max
–
45