AT90PWM81-16SF Atmel, AT90PWM81-16SF Datasheet - Page 106
AT90PWM81-16SF
Manufacturer Part Number
AT90PWM81-16SF
Description
IC MCU AVR 8K FLASH ISP 20SOIC
Manufacturer
Atmel
Series
AVR® 90PWM Lightingr
Datasheet
1.AT90PWM81-16MN.pdf
(325 pages)
Specifications of AT90PWM81-16SF
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
SPI
Peripherals
Brown-out Detect/Reset, PWM, WDT
Number Of I /o
16
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 105°C
Package / Case
20-SOIC (7.5mm Width)
For Use With
ATSTK600-SOIC - STK600 SOCKET/ADAPTER FOR SOIC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT90PWM81-16SF
Manufacturer:
Atmel
Quantity:
2 428
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12.5.2.3
106
AT90PWM81
One Ramp Mode
Figure 12-7.
PSCOUTn0 and PSCOUTn1 signals are defined by On-Time 0, Dead-Time 0, On-Time 1 and Dead-Time
1 values with :
On-Time 0 = (OCRnRAH/L - OCRnSAH/L) * 1/Fclkpsc
On-Time 1 = (OCRnRBH/L - OCRnSBH/L) * 1/Fclkpsc
Dead-Time 0 = (OCRnSAH/L + 1) * 1/Fclkpsc
Dead-Time 1 = (OCRnSBH/L + 1) * 1/Fclkpsc
Note:
In One Ramp mode, PSCOUTn0 and PSCOUTn1 outputs can overlap each other.
PSC Counter
PSCOUTn0
PSCOUTn1
Minimal value for Dead-Time 0 and Dead-Time 1 = 1/Fclkpsc
OCRnSA
0
PSCn0 & PSCn1 Basic Waveforms in Two Ramp mode
Dead-Time 0
On-Time 0
PSC Cycle
OCRnRA
0
OCRnSB
Dead-Time 1
On-Time 1
OCRnRB
7734P–AVR–08/10
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