Atmel ATmega128

321
2467S–AVR–07/09
ATmega128
Notes: 1. R should be in the range 3 kΩ - 100 kΩ, and C should be at least 20 pF. The C values given in
the table includes pin capacitance. This will vary with package type.
2. The frequency will vary with package type and board layout.
Table 132. External RC Oscillator, Typical Frequencies
R [kΩ]
(1)
C [pF] f
(2)
33 22 650 kHz
10 22 2.0 MHz