AT90USB647-MU Atmel, AT90USB647-MU Datasheet - Page 364

• Manufacturer Part Number: AT90USB647-MU
• Description: MCU, 8BIT, 64K FLASH, USB, 64QFN
• Manufacturer: Atmel

Specifications of AT90USB647-MU

• Controller Family/series: AT90
• No. Of I/o's: 48
• Eeprom Memory Size: 2KB
• Ram Memory Size: 4KB
• Cpu Speed: 16MHz
• No. Of: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 64KB
• Oscillator Type: External, Internal
• Package: 64QFN EP
• Device Core: AVR
• Family Name: AT90
• Maximum Speed: 20 MHz
• Ram Size: 4 KB
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 48
• Interface Type: SPI/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 4
• Lead Free Status / Rohs Status: Details

364
AT90USB64/128
Table 28-8.
Note:
Table 28-9.
Note:
Table 28-10.
Device
AT90USB64
AT90USB28
Variable
PCMSB
1
1
0
0
1
1
0
0
1. The different BOOTSZ Fuse configurations are shown in
1. For details about these two section, see
1
0
1
0
1
0
1
0
350
512 words
1024 words
2048 words
4096 words
512 words
1024 words
2048 words
4096 words
Boot Size Configuration (Word Addresses)
Read-While-Write Limit (Word Addresses)
Explanation of different variables used in
pointer
and
“RWW – Read-While-Write Section” on page
16
Section
Read-While-Write section (RWW)
No Read-While-Write section (NRWW)
Read-While-Write section (RWW)
No Read-While-Write section (NRWW)
4
8
16
32
4
8
16
32
Corresponding
Z-value
0x0000 - 0x7DFF
0x0000 - 0x7BFF
0x0000 - 0x77FF
0x0000 - 0x6FFF
0x0000 - 0xFDFF
0x0000 - 0xFBFF
0x0000 - 0xF7FF
0x0000 - 0xEFFF
Description
Most significant bit in the Program Counter. (The
Program Counter is 17 bits PC[16:0])
“NRWW – No Read-While-Write Section” on page
0x7E00 - 0x7FFF
0x7C00 - 0x7FFF
0x7800 - 0x7FFF
0x7000 - 0x7FFF
0xFE00 - 0xFFFF
0xFC00 - 0xFFFF
0xF800 - 0xFFFF
0xF000 - 0xFFFF
Figure 28-4
(1)
(1)
(1)
350.
Figure 28-2
Pages
224
480
32
32
and the mapping to the Z-
0x7DFF
0x7BFF
0x77FF
0x6FFF
0xFDFF
0xFBFF
0xF7FF
0xEFFF
Address
0x0000 - 0x6FFF
0x7000 - 0x7FFF
0x0000 - 0xEFFF
0xF000 - 0xFFFF
7593K–AVR–11/09
0x7E00
0x7C00
0x7800
0x7000
0xFE00
0xFC00
0xF800
0xF000