HD6432621 Hitachi, HD6432621 Datasheet - Page 788

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Item
A/D
converter
HCAN*
PPG
WDT0
WDT1
Note: * The HCAN input signal is asynchronous. However, its state is judged to have changed at
744
the leading edge (two clock cycles) of the CK clock signal shown in figure 22-19. The HCAN
output signal is also asynchronous. Its state changes based on the leading edge (two clock
cycles) of the CK clock signal shown in figure 22-19.
Trigger input setup
time
Transmit data delay
time
Transmit data setup
time
Transmit data hold
time
Pulse output delay
time
Overflow output delay
time
Buzz output delay
time
ø
Port 1, 4, 9
A to F (read)
Port 1, A to F
(write)
Figure 22-13 I/O Port Input/Output Timing
Symbol
t
t
t
t
t
t
t
TRGS
HTXD
HRXS
HRXH
POD
WOVD
BUZD
T
1
Min
30
—
100
100
—
—
—
t
PRS
t
PRH
—
100
—
—
50
50
50
Max
T
2
ns
ns
ns
ns
ns
Unit
t
PWD
Test Conditions
Figure 22-18
Figure 22-19
Figure 22-20
Figure 22-21
Figure 22-22