Data Sheet

971
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181G–SAM-D21_Datasheet–09/2015
Figure 36-6. Oscillator Connection
I
XOSC
Current Consumption
f = 2MHz, C
L
= 20pF, AGC off 27 65 85
µA
f = 2MHz, C
L
= 20pF, AGC on 14 52 73
f = 4MHz, C
L
= 20pF, AGC off 61 117 150
f = 4MHz, C
L
= 20pF, AGC on 23 74 100
f = 8MHz, C
L
= 20pF, AGC off 131 226 296
f = 8MHz, C
L
= 20pF, AGC on 56 128 172
f = 16MHz, C
L
= 20pF, AGC off 305 502 687
f = 16MHz, C
L
= 20pF, AGC on 116 307 552
f = 32MHz, C
L
= 18pF, AGC off 1031 1622 2200
f = 32MHz, C
L
= 18pF, AGC on 278 615 1200
t
STARTUP
Startup time
f = 2MHz, C
L
= 20pF,
XOSC.GAIN = 0, ESR = 600Ω
- 14K 48K
cycles
f = 4MHz, C
L
= 20pF,
XOSC.GAIN = 1, ESR = 100Ω
- 6800 19.5K
f = 8MHz, C
L
= 20pF,
XOSC.GAIN = 2, ESR = 35Ω
- 5550 13K
f = 16MHz, C
L
= 20pF,
XOSC.GAIN = 3, ESR = 25Ω
- 6750 14.5K
f = 32MHz, C
L
= 18pF,
XOSC.GAIN = 4, ESR = 40Ω
- 5.3K 9.6K
Table 36-45. Crystal Oscillator Characteristics (Continued)
Symbol Parameter Conditions Min. Typ. Max. Units
C
SHUNT
L
M
R
M
C
M
C
STRAY
C
LEXT
C
LEXT
Xin
Crystal
Xout