80C196MD INTEL [Intel Corporation], 80C196MD Datasheet - Page 30

• Manufacturer Part Number: 80C196MD
• Description: 8XC196MH INDUSTRIAL MOTOR CONTROL CHMOS MICROCONTROLLER
• Manufacturer: INTEL [Intel Corporation]

8XC196MH INDUSTRIAL MOTOR CONTROL CHMOS MICROCONTROLLER
AC CHARACTERISTICS — SERIAL PORT, SHIFT REGISTER MODE
30
T
T
T
T
T
T
T
T
NOTES:
1.
2.
Symbol
XLXL
XLXH
QVXH
XHQX
XHQV
DVXH
XHDX
XHQZ
n for Baud-rate n signifies Serial Port 0 or 1.
Maximum Serial Port Mode 0 reception is with Baud-rate n
Serial Port Clock Period
(Baud-rate n
(Baud-rate n
Serial Port Clock Low Period
(Baud-rate n
(Baud-rate n
Output Data Setup to Clock High
Output Data Hold after Clock High
Next Output Data Valid after Clock High
Input Data Setup to Clock High
Input Data Hold after Clock High
Last Clock High to Output Float
V
LOAD
V
V
LOAD
LOAD
For timing purposes, a port pin is no longer floating when a
100 mV change from load voltage occurs and begins to float
when a 100 mV change from the loading V
with I
Table 13. Serial Port Timing — Shift Register Mode (Mode 0)
+ 0.1 V
– 0.1 V
8001H)
8001H)
8002H)
8002H)
OL
Parameter
/I
OH
15 mA.
Figure 14. Float Waveforms
Timing Reference
Points
4T
2T
2T
2T
T
OSC
6T
4T
OSC
OSC
OSC
OSC
Min
0
OSC
OSC
+ 50
OH
– 50
– 50
– 50
– 50
8002H.
/V
OL
level occurs
4T
2T
2T
V
V
OSC
OSC
OSC
Max
T
OH
OL
OSC
+ 50
+ 50
+ 50
+ 0.1 V
– 0.1 V
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
A2579-01
Notes
1, 2
1, 2
®