MC68000 MOTOROLA [Motorola, Inc], MC68000 Datasheet - Page 316

• Manufacturer Part Number: MC68000
• Manufacturer: MOTOROLA [Motorola, Inc]

Electrical Characteristics
6.17 AC ELECTRICAL SPECIFICATIONS—TIMERS
6-28
NOTES:
1. FRZ should be negated during total system reset.
2. The TIN specs above do not apply to the use of TIN1 as a baud rate generator input clock. In such a case,
Num.
200
201
202
203
204
205
206
(see Figure 6-18)
specifications 1–3 may be used.
(OUTPUT)
Timer Input Capture Pulse Width
TIN Clock Low Pulse Width
TIN Clock High Pulse Width and Input
TIN Clock Cycle Time
Clock High to TOUT Valid
FRZ Input Setup Time (to Clock High) (see
Note 1)
FRZ Input Hold Time (from Clock High)
(INPUT)
(INPUT)
Capture High Pulse Width
CLKO
TOUT
FRZ
TIN
Characteristic
Figure 6-18. Timers Timing Diagram
201
203
MC68302 USER’S MANUAL
204
Symbol
t
200
t
t
t
t
CHTOV
FRZSU
FRZHT
t
TICHT
TICLT
TPW
t
cyc
Min
16.67 MHz
50
50
20
10
—
2
3
202
Max
35
—
—
—
—
—
—
Min
42
42
—
20
10
2
3
205
20 MHz
Max
30
—
—
—
—
—
—
Min
34
34
—
14
2
3
7
25 MHz
206
Max
MOTOROLA
24
—
—
—
—
—
—
Unit
clk
clk
ns
ns
ns
ns
ns