Z89135 Datasheet, PDF (16/66 Pages) Zilog, Inc. – Low-Cost DTAD Controller

Z89135/136 (ROMless)
Low-Cost DTAD Controller
AC ELECTRICAL CHARACTERISTICS
Additional Timing Table
No Symbol
Parameter
T_A=0°C to +55°C
V_CC
Min
Max
1
TpC
Input Clock Period
5.0V
48.83
2
TrC,TfC
Clock Input Rise & Fall Times
5.0V
6
3
TwC
Input Clock Width
5.0V
17
4
TwTinL
Timer Input Low Width
5.0V
70
5
TwTinH
Timer Input High Width
5.0V
3TpC
6
TpTin
Timer Input Period
5.0V
8TpC
7
TrTin,
Timer Input Rise & Fall Timer
5.0V
100
TfTin
8A TwIL
Int. Request Low Time
5.0V
70
8B TwIL
Int. Request Low Time
5.0V
3TpC
9
TwIH
Int. Request Input High Time
5.0V
3TpC
10 Twsm
Stop-Mode Recovery Width
Spec
5.0V
12
5TpC
11 Tost
Oscillator Start-up Time
5.0V
5TpC
12 Twdt
Watch-Dog Timer
5.0V
5
5.0V
15
5.0V
25
5.0V
100
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. SMR-D5 = 0
4. Reg. WDT
5.0V ±0.25V
Zilog
Units
ns
ns
ns
ns
ns
Notes
1
1
1
1
1
1
ns
1,2
1
1
ns
1
3
ms D1 = 0, D0 = 0 [4]
ms D1 = 0, D0 = 1 [4]
ms D1 = 1, D0 = 0 [4]
ms D1 = 1, D0 = 1 [4]
1-16
PRELIMINARY
DS97TAD0300