MC68HC901P MOTOROLA [Motorola, Inc], MC68HC901P Datasheet - Page 57

• Manufacturer Part Number: MC68HC901P
• Description: Multi-Function Peripheral
• Manufacturer: MOTOROLA [Motorola, Inc]

Electrical Characteristics
8.6 CLOCK TIMING
8-4
NUM
2, 3
4, 5
—
1
(See Figure 8-1)
Frequency of Operation
Cycle Time
Clock Pulse Width
Rise and Fall Times
CHARACTERISTIC
4
10 pF
5 pF
0.8 V
Figure 8-2. MFP External Oscillator Components
2.0 V
Figure 8-1. Clock Input Timing Diagram
Y1
FIGURE - MFP EXTERNAL OSCILLATOR COMPONENTS
FIGURE - CLOCK INPUT TIMING DIAGRAM
MC68HC901 USER’S MANUAL
XTAL1
MC68HC901
XTAL2
MC68HC901UM / AD
MC68HC901UM / AD
SYMBOL
t
5
CL
t
Cr
2
Crystal Parameters:
t
cyc
, t
, t
f
Parallel resonance fundamental mode AT cut
R S < -- 150
R S < -- 300
C L = 18 pF, C M = 0.02 pF, C R = 5 pF, L M = 96 MHz
f (typical) = 2.4576 MHz
CH
Cf
1
(f = 2.8 - 4.0 MHz)
(f = 2.0 - 2.7 MHz)
MIN
250
110
1.0
—
3
1000
MAX
485
4.0
15
MOTOROLA
UNIT
MHz
ns
ns
ns