AT90PWM81-16SN Atmel, AT90PWM81-16SN Datasheet - Page 272

• Manufacturer Part Number: AT90PWM81-16SN
• Description: IC MCU AVR 8K FLASH ISP 20SOIC
• Manufacturer: Atmel
• Series: AVR® 90PWM Lightingr

Specifications of AT90PWM81-16SN

• 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)
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI
• Maximum Clock Frequency: 16 MHz
• Number Of Timers: 1
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• On-chip Dac: 10 bit, 1 Channel
• Height: 2.35 mm
• Length: 13 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Width: 7.6 mm
• For Use With: ATSTK600-SOIC - STK600 SOCKET/ADAPTER FOR SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

22.5
272
PLL Characteristics
AT90PWM81
Figure 22-2.
.
Table 22-4.
1.
2.
Symbol
PLL
PLL
PLL
IF
F
LT
While connected to external clock or external oscillator, PLL Input Frequency must be selected to provide
outputs with frequency in accordance with driven parts of the circuit (CPU core, PSC...
When Vcc is below 4.5V, Max. PLL
Maximum Frequency vs. V
PLL Characteristics - V
16Mhz
12Mhz
8Mhz
Parameter
Input Frequency
PLL Factor
Lock-in Time
2.7V
(1)
CC
F
= 2.7V to 5.5V (unless otherwise noted)
is 6.
CC
Safe Operating Area
, AT90PWM81
4.5V
Min.
4
5.5V
Typ.
8
Max.
8
64
(2)
7734P–AVR–08/10
Units
MHz
µS