Z89135 View Datasheet(PDF) - Zilog

Part Name

Description

Manufacturer

Z89135

LOW-COST DTAD CONTROLLER

Zilog 

Z89135/136 (ROMless)

Low-Cost DTAD Controller

AC ELECTRICAL CHARACTERISTICS

Additional Timing Table

No Symbol

Parameter

TA=0°C to +55°C

VCC

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 VCC for a logic 1 and 0.1 VCC 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

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