ATXMEGA128B1 Datasheet, PDF (83/138 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA B1 Microcontroller

Symbol Parameter
Condition
XOSCPWR=0,
FRQRANGE=0
0.4MHz resonator, CL=100pF
1MHz crystal, CL=20pF
2MHz crystal, CL=20pF
XOSCPWR=0,
FRQRANGE=1,
CL=20pF
2MHz crystal
8MHz crystal
9MHz crystal
XOSCPWR=0,
FRQRANGE=2,
CL=20pF
8MHz crystal
9MHz crystal
12MHz crystal
XOSCPWR=0,
9MHz crystal
FRQRANGE=3, 12MHz crystal
R_Q
Negative impedance ⁽¹⁾
CL=20pF
16MHz crystal
XOSCPWR=1,
FRQRANGE=0,
CL=20pF
9MHz crystal
12MHz crystal
16MHz crystal
XOSCPWR=1,
FRQRANGE=1,
CL=20pF
9MHz crystal
12MHz crystal
16MHz crystal
XOSCPWR=1,
FRQRANGE=2,
CL=20pF
12MHz crystal
16MHz crystal
XOSCPWR=1,
FRQRANGE=3,
CL=20pF
12MHz crystal
16MHz crystal
XOSCPWR=0,
FRQRANGE=0
0.4MHz resonator, CL=100pF
XOSCPWR=0,
FRQRANGE=1
2MHz crystal, CL=20pF
Start-up time
XOSCPWR=0,
FRQRANGE=2
8MHz crystal, CL=20pF
XOSCPWR=0,
FRQRANGE=3
12MHz crystal, CL=20pF
XOSCPWR=1,
FRQRANGE=3
16MHz crystal, CL=20pF
C_XTAL1
Parasitic capacitance
C_XTAL2
Parasitic capacitance
C_LOAD
Parasitic capacitance load
Note:
1. Numbers for negative impedance are not tested but guaranteed from design and characterization.
Min.
Typ.
44k
67k
67k
82k
1500
1500
2700
2700
1000
3600
1300
590
390
50
10
1500
650
270
1000
440
1300
590
Max. Units

1.0
2.6
0.8
ms
1.0
1.4
5.9
8.3
pF
3.5
XMEGA B1 [DATASHEET] 83
8330C–AVR–07/2012