RDC
®
RISC DSP Controller
R8810LV
RDC Semiconductor Co.
Rev:1.1
Subject to change without notice
14
Oscillator Characteristics
For fundamental -mode crystal:
C1 --- 20pF
±
20% ; C2 --- 20pF
±
20% ; Rf --- 1 mega-ohm ; C3 , L --- Don’t care
For third-overtone mode crystal:
C1 --- 20pF
±
20% ; C2 --- 20pF
±
20% ; C3 --- 200pf ; Rf --- 1 mega-ohm
L --- 3.0uH
±
20% (40MHz) , 4.7uH
±
20% (33MHz)
8.2uH
±
20% (25MHz) , 12uH
±
20% (20MHZ)
X1
X2
L
C2
C1
200PF
Rf
R8810LV
C3