Z86L79 Datasheet, PDF (10/58 Pages) Zilog, Inc. – Low-Voltage Microcontroller

Z86L79/80
Low-Voltage Microcontroller
AC CHARACTERISTICS
Additional Timing Table
No
Symbol
Parameter
V_CC
T_A = 0°C to +70°C
Min
Max
1 TpC
Input Clock Period
2.0V
121
DC
3.9V
121
DC
2 TrC,TfC
Clock Input Rise
2.0V
25
and Fall Times
3.9V
25
3 TwC
Input Clock Width
2.0V
37
3.9V
37
4 TwTinL
Timer Input Low
2.0V
100
Width
3.9V
70
5 TwTinH
Timer Input
High Width
2.0V
3.9V
3TpC
3TpC
6 TpTin
Timer Input Period
2.0V
3.9V
8TpC
8TpC
7 TrTin,TfTin Timer Input Rise
2.0V
100
and Fall Timers
3.9V
100
8A TwIL
8B TwIL
9 TwIH
10 Twsm
11 Tost
12 Twdt
Interrupt Request
Low Time
Int. Request
Low Time
Interrupt Request
Input High Time
Stop-Mode
Recovery
Width Spec
Oscillator
Start-up Time
Watch-Dog Timer
Delay Time (5 ms)
15 ms
2.0V
3.9V
2.0V
3.9V
2.0V
3.9V
2.0V
3.9V
2.0V
3.9V
2.0V
3.9V
2.0V
3.9V
2.0V
3.9V
100
70
3TpC
3TpC
3TpC
3TpC
12
12
5TpC
5TpC
12
5
25
10
5TpC
5TpC
75
20
150
40
25 ms
100 ms
2.0V
50
300
3.9V
20
80
2.0V
225
1200
3.9V
80
320
Notes:
1. Timing Reference uses 0.9 V_CC for a logic 1 and 0.1 V_CC for a logic 0.
2. Interrupt request through Port 3 (P33-P31).
3. Interrupt request through Port 3 (P30).
4. SMR – D5 = 0
5. Reg. WDTMR
6. 2.0V to 3.9V
7. Reg. SMR – D5 = 0
8. Reg. SMR – D5 = 1
Zilog
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ms
ms
ms
ms
ms
ms
ms
Notes
1
1
1
1
1
1
1
1
1
1
1
1
1,2
1,2
1,3
1,3
1,2
1,2
8
8
7
7
4
4
D0 = 0 [5]
D1 = 0 [5]
D0 = 1 [5]
D0 = 1 [5]
D0 = 0 [5]
D0 = 0 [5]
3-10
PRELIMINARY