AT91SAM7S256-MU Atmel, AT91SAM7S256-MU Datasheet - Page 9

• Manufacturer Part Number: AT91SAM7S256-MU
• Description: IC ARM7 MCU 32BIT 256K 64-QFN
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S256-MU

• Package / Case: 64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 55MHz
• Number Of I /o: 32
• Core Processor: ARM7
• Program Memory Type: FLASH
• Ram Size: 64K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, SPI, SSC, UART/USART, USB
• Core Size: 16/32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

4. Package and Pinout
4.1
6175FS–ATARM–03-Dec-07
64-lead LQFP and 64-pad QFN Package Outlines
The AT91SAM7S512/256/128/64/321 are available in a 64-lead LQFP or 64-pad QFN package.
The AT91SAM7S161 is available in a 64-Lead LQFP package.
The AT91SAM7S32/16 are available in a 48-lead LQFP or 48-pad QFN package.
Figure 4-1
age. A detailed mechanical description is given in the section Mechanical Characteristics of the
full datasheet.
Figure 4-1.
Figure 4-2.
and
64-lead LQFP Package (Top View)
64-pad QFN Package (Top View)
Figure 4-2
show the orientation of the 64-lead LQFP and the 64-pad QFN pack-
49
64
49
64
48
AT91SAM7S Series Summary
48
1
1
33
16
16
33
32
17
32
17
9