ATMEGA64-16AI Atmel, ATMEGA64-16AI Datasheet - Page 52

• Manufacturer Part Number: ATMEGA64-16AI
• Description: IC AVR MCU 64K 16MHZ IND 64-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA64-16AI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• 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): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2490Q–AVR–06/10
Figure 22. Reset Logic
Table 19. Reset Characteristics
Notes:
Symbol
V
V
V
V
t
t
BOD
RST
HYST
POT
RST
BOT
BODLEVEL
1. The Power-on Reset will not work unless the supply voltage has been below V
RESET
BODEN
PEN
Parameter
Power-on Reset
Threshold Voltage
(rising)
Power-on Reset
Threshold Voltage
(falling)
Voltage
Minimum pulse width on
RESET Pin
Brown-out Reset
Threshold Voltage
Minimum low voltage
period for Brown-out
Detection
Brown-out Detector
hysteresis
RESET Pin Threshold
Pull-up Resistor
(1)
Pull-up Resistor
Power-On Reset
JTAG Reset
Register
FILTER
SPIKE
D
L
Circuit
(2)
Q
Q
CKSEL[3:0]
SUT[1:0]
BODLEVEL = 1
BODLEVEL = 0
BODLEVEL = 1
BODLEVEL = 0
Watchdog
Watchdog
Oscillator
Generator
Timer
Clock
Condition
Reset Circuit
Reset Circuit
Brown-Out
CK
MCU Control and Status
Register (MCUCSR)
DATA BUS
0.2 V
Min
2.5
3.6
Delay Counters
CC
Typ
120
1.4
1.3
2.7
4.0
2
2
ATmega64(L)
0.85 V
Max
2.3
2.3
1.5
2.9
4.2
TIMEOUT
CC
Units
POT
mV
µs
µs
V
V
(falling).
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