ATMEGA64L-8AUR Atmel, ATMEGA64L-8AUR Datasheet - Page 266
ATMEGA64L-8AUR
Manufacturer Part Number
ATMEGA64L-8AUR
Description
IC MCU AVR 64K 8MHZ 3V 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA64L-8AUR
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
53
Program Memory Size
64KB (32K x 16)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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2490Q–AVR–06/10
Table 104. Boundary-scan Signals for the ADC
Signal
Name
COMP
ACLK
ACTEN
ADCBGEN
ADCEN
AMPEN
DAC_9
DAC_8
DAC_7
DAC_6
DAC_5
DAC_4
DAC_3
DAC_2
DAC_1
DAC_0
EXTCH
G10
G20
Direction
as Seen
from the
ADC
Output
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Description
Comparator Output
Clock signal to gain
stages implemented
as Switch-cap filters
Enable path from
gain stages to the
Comparator
Enable Band-gap
reference as
negative input to
Comparator
Power-on signal to
the ADC
Power-on signal to
the gain stages
value to DAC
Bit eight of digital
value to DAC
Bit seven of digital
value to DAC
value to DAC
value to DAC
value to DAC
value to DAC
value to DAC
to DAC
to DAC
Connect ADC
channels 0 - 3 to
bypass path around
gain stages
Enable 10x gain
Enable 20x gain
Bit nine of digital
Bit six of digital
Bit five of digital
Bit four of digital
Bit three of digital
Bit two of digital
Bit 1 of digital value
Bit 0 of digital value
(1)
Recommended
Input when not
in Use
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
0
0
Recommended Inputs
are Used, and CPU is
Output Values when
not Using the ADC
ATmega64(L)
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
0
0
266
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