ATMEGA16HVA-4CKU Atmel, ATMEGA16HVA-4CKU Datasheet - Page 45

• Manufacturer Part Number: ATMEGA16HVA-4CKU
• Description: MCU AVR 16K FLASH 4MHZ 36-LGA
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA16HVA-4CKU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 7
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 9 V
• Data Converters: A/D 5x12b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 36-LGA
• Processor Series: ATMEGA16x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: SPI
• Maximum Clock Frequency: 4 MHz
• Number Of Programmable I/os: 6
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRSB200, ATAVRSB201
• Minimum Operating Temperature: - 20 C
• On-chip Adc: 12 bit, 5 Channel
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.2.5
8024A–AVR–04/08
Black-out Detection
The BOD is automatically enabled in all modes of operation, except in Power-off mode.
When the BOD is enabled, and V
ure
level (V
expired.
Figure 11-5. Brown-out Reset During Operation
As an extra security feature, the chip will automatically enter Power-off if V
V
BLOT
11-5), the Brown-out Reset is immediately activated. When V
. V
BOT+
INTERNAL
TIME-OUT
BLOT
RESET
RESET
in
will always be well below the BOD level, V
V
Figure
CC
11-5), the delay counter starts the MCU after the Time-out period t
REG
V
BOT-
decreases to a value below the trigger level (V
ATmega8HVA/16HVA
BOT
.
V
REG
t
TOUT
BOT+
increases above the trigger
REG
drops below
BOT-
TOUT
in
Fig-
has
45