MC912DG128A Motorola, MC912DG128A Datasheet - Page 366

• Manufacturer Part Number: MC912DG128A
• Description: Microcontrollers
• Manufacturer: Motorola

Electrical Characteristics
MC68HC912DT128A Rev 2.0
366
Frequency of operation (E-clock frequency)
E-clock period
Peripheral data setup time
MCU read of ports
Peripheral data hold time
MCU read of ports
Delay time, peripheral data write
MCU write to ports except Port CAN
Delay time, peripheral data write
MCU write to Port CAN
PORT A
PORTS
ECLK
ECLK
Characteristic
Figure 67 Port Read Timing Diagram
Figure 68 Port Write Timing Diagram
Table 77 Peripheral Port Timing
MCU READ OF PORT
PREVIOUS PORT DATA
MCU WRITE TO PORT
Electrical Characteristics
t
PDSU
Symbol
t
t
t
PDSU
t
PWD
PWD
t
PDH
cyc
f
o
t
t
PDH
PWD
0.004
0.125
Min
81
—
—
0
NEW DATA VALID
8.0 MHz
PORT WR TIM
PORT RD TIM
Max
250
8.0
40
71
—
—
MOTOROLA
MHz
Unit
ns
ns
ns
ns
16-elec
s