Z86127 Datasheet, PDF (8/8 Pages) Zilog, Inc. – LOW-COST DIGITAL TELEVISION CONTROLLER (LDTC)

AC CHARACTERISTICS
T_A=0° C to +70° C; V_CC=+4.5V to +5.5V; F_OSC=4 MHz,
No
Symbol
Parameter
1
TpC
2
TrC,TfC
3
TwC
4
TwTinL
Input Clock Period
Clock Input Rise and Fall
Input Clock Width
Timer Input Low Width
5
TwTinH
6
TpTin
7
TrTin,TfTin
8a
TwIL
Timer Input High Width
Timer Input Period
Timer Input Rise and Fall
Int Req Input Low
8b
TwIL
9
TwIH
10
TdPOR
11
TdLVIRES
Int Request Input High
Power On Reset Delay
Low Voltage Detect to
Internal RESET Condition
12
TwRES
13
TdHsOI
14
TdHsOh
15
TdWDT
Reset Minimum Width
H_sync Start to V_osc Stop
H_sync End to V_osc Start
WDT Refresh Time
Note:
Refer to DC Characteristics for details on switching levels.
Min
Max
Unit
250
1000
ns
15
ns
70
ns
70
ns
3TpC
8TpC
100
ns
70
ns
3TpC
3TpC
25
100
ms
200
ns
5TpC
2TpV
3TpV
1TpV
12
ms
© 1991 by Zilog, Inc. All rights reserved. No part of this document
may be copied or reproduced in any form or by any means
without the prior written consent of Zilog, Inc. The information in
this document is subject to change without notice. Devices sold
by Zilog, Inc. are covered by warranty and patent indemnification
provisions appearing in Zilog, Inc. Terms and Conditions of Sale
only. Zilog, Inc. makes no warranty, express, statutory, implied or
by description, regarding the information set forth herein or
regarding the freedom of the described devices from intellectual
property infringement. Zilog, Inc. makes no warranty of mer-
8
chantability or fitness for any purpose. Zilog, Inc. shall not be
responsible for any errors that may appear in this document.
Zilog, Inc. makes no commitment to update or keep current the
information contained in this document.
Zilog, Inc. 210 East Hacienda Ave.
Campbell, CA 95008-6600
Telephone [phone]
Telex 171-980 A/B ZILOG CPTO
FAX [phone]