AT90PWM2B-16SE ATMEL [ATMEL Corporation], AT90PWM2B-16SE Datasheet - Page 302

• Manufacturer Part Number: AT90PWM2B-16SE
• Description: 8-bit Microcontroller with 8K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

26.4
26.5
302
Maximum Speed vs. V
PLL Characteristics
AT90PWM2/3/2B/3B
Maximum frequency is depending on V
equals 8Mhz when V
contained between 4.5V and 5.5V.
Figure 26-2. Maximum Frequency vs. V
.
Table 26-3.
Note:
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...)
CC
PLL Characteristics - V
16Mhz
8Mhz
Parameter
Input Frequency
PLL Factor
Lock-in Time
CC
is contained between 2.7V and 4.5V and equals 16Mhz when V
2.7V
CC
CC.
= 2.7V to 5.5V (unless otherwise noted)
CC
As shown in
, AT90PWM2/2B/3/3B
Safe Operating Area
4.5V
Min.
0.5
Figure 26-2
Typ.
5.5V
64
1
, the Maximum Frequency
Max.
64
2
4317J–AVR–08/10
Units
MHz
µS
CC
is