mc68hc912d60c Freescale Semiconductor, Inc, mc68hc912d60c Datasheet - Page 419

• Manufacturer Part Number: mc68hc912d60c
• Description: Hc12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

MC68HC912D60A — Rev. 3.1
Freescale Semiconductor
Frequency of operation (ECLK frequency)
ECLK period
Peripheral data setup time
Peripheral data hold time
Delay time, peripheral data write
Delay time, peripheral data write
MCU read of portst
MCU read of ports
MCU write to ports except Port CAN
MCU write to Port CAN
PORT A
PORTS
ECLK
ECLK
PDSU
Characteristic
= t
cyc
Figure 20-6. Port Read Timing Diagram
Figure 20-7. Port Write Timing Diagram
/2 + 40
Table 20-13. Peripheral Port Timing
MCU READ OF PORT
PREVIOUS PORT DATA
MCU WRITE TO PORT
Electrical Specifications
t
PDSU
Symbol
t
t
t
t
PDSU
PWD
PWD
t
PDH
cyc
f
o
t
t
PDH
PWD
0.004
0.125
Min
102
—
—
0
NEW DATA VALID
8.0 MHz
Electrical Specifications
Max
250
8.0
40
71
—
—
Technical Data
Tables of Data
MHz
Unit
µs
ns
ns
ns
ns
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