ATMEGA16L-8AQ Atmel, ATMEGA16L-8AQ Datasheet - Page 109

• Manufacturer Part Number: ATMEGA16L-8AQ
• Description: MCU AVR 16K FLASH 8MHZ 44-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA16L-8AQ

• 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: 32
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K 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: 44-TQFP, 44-VQFP
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2466T–AVR–07/10
will be the same, but TOP should be replaced by BOTTOM, TOP-1 by BOTTOM+1 and so on.
The same renaming applies for modes that set the TOV1 Flag at BOTTOM.
Figure 51. Timer/Counter Timing Diagram, no Prescaling
Figure 52
Figure 52. Timer/Counter Timing Diagram, with Prescaler (f
(PC and PFC PWM)
and ICFn
(PC and PFC PWM)
(CTC and FPWM)
and ICFn
TOVn
(Update at TOP)
(CTC and FPWM)
TOVn
(Update at TOP)
TCNTn
TCNTn
OCRnx
as TOP)
(clk
TCNTn
TCNTn
OCRnx
as TOP)
(clk
clk
shows the same timing data, but with the prescaler enabled.
clk
clk
clk
I/O
(FPWM)
I/O
I/O
Tn
(FPWM)
I/O
/8)
Tn
(if used
/1)
(if used
TOP - 1
TOP - 1
TOP - 1
TOP - 1
Old OCRnx Value
Old OCRnx Value
TOP
TOP
TOP
TOP
clk_I/O
BOTTOM
TOP - 1
BOTTOM
/8)
TOP - 1
New OCRnx Value
New OCRnx Value
ATmega16(L)
BOTTOM + 1
BOTTOM + 1
TOP - 2
TOP - 2
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