Document Number: 002-04721 Rev.*A
Page 14 of 74
MB966B0 Series
6. I/O Circuit Type
Type
Circuit
Remarks
A
High-speed oscillation circuit:
• Programmable between
oscillation mode (external
crystal or resonator connected
to X0/X1 pins) and Fast
external Clock Input (FCI)
mode (external clock
connected to X0 pin)
• Feedback resistor = approx.
1.0M
• The amplitude: 1.8V±0.15V
to operate by the internal
supply voltage
R
FCI
X out
0
1
X1
X0
FCI or Osc disable