MC68HC705J MOTOROLA [Motorola, Inc], MC68HC705J Datasheet - Page 29

• Manufacturer Part Number: MC68HC705J
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC705J1A — Rev. 4.0
MOTOROLA
Mount the resonator and components as close as possible to the pins for
startup stabilization and to minimize output distortion. An internal startup
resistor of approximately 2 M is provided between OSC1 and OSC2 as
a programmable mask option.
27 pF
27 pF
C3
C3
without Oscillator Internal Resistor Mask Option
with Oscillator Internal Resistor Mask Option
Figure 1-6. Ceramic Resonator Connections
Figure 1-7. Ceramic Resonator Connections
RESONATOR
RESONATOR
CERAMIC
CERAMIC
MCU
10 M¾
General Description
MCU
R
27 pF
27 pF
C4
C4
V
V
SS
SS
C3
C4
C3
C4
C2
C2
C1
C1
R
OSC1
OSC2
V
V
OSC1
OSC2
V
V
DD
SS
DD
SS
General Description
Pin Assignments
Technical Data
29