AT90USB647-MU Atmel, AT90USB647-MU Datasheet - Page 370
AT90USB647-MU
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT90USB647-MU
Manufacturer:
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Quantity:
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Company:
Part Number:
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Manufacturer:
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AT90USB64/128
Figure 29-1. Parallel Programming
Note:
Table 29-6.
Table 29-7.
BS2
0
0
1
1
Programming Mode
Signal Name in
RDY/BSY
PAGEL
1. Unused Pins should be left floating.
DATA
BS1
XA0
XA1
BS2
WR
BS1
0
1
0
1
OE
Pin Name Mapping
BS2 and BS1 Encoding
Flash /
EEPROM
Address
Low Byte
High Byte
Extended High
Byte
Reserved
Pin Name
RDY/BSY
PB7-0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PA0
PAGEL
+12 V
BS2
BS1
XA0
XA1
WR
OE
Flash Data
Loading /
Reading
Low Byte
High Byte
Reserved
Reserved
I/O
I/O
(1)
O
I
I
I
I
I
I
I
PD1
PD2
PD3
PD4
PD5
PD6
PD7
RESET
XTAL1
GND
PA0
Function
0: Device is busy programming, 1: Device is
ready for new command.
Output Enable (Active low).
Write Pulse (Active low).
Byte Select 1.
XTAL Action Bit 0.
XTAL Action Bit 1.
Program Memory and EEPROM data Page Load.
Byte Select 2.
Bi-directional Data bus (Output when OE is low).
PB7 - PB0
Fuse
Programming
Low Byte
High Byte
Extended Byte
Reserved
AVCC
VCC
+5V
+5V
DATA
Reading Fuse
and Lock Bits
Fuse Low Byte
Lockbits
Extended Fuse
Byte
Fuse High Byte
7593K–AVR–11/09
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