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PT6314 Datasheet(PDF) 34 Page - Princeton Technology Corp

Part # PT6314
Description  Dot Character VFD Controller/Driver IC
PDF  42 Pages
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Manufacturer  PTC [Princeton Technology Corp]
Direct Link  http://www.princeton.com.tw
Logo PTC - Princeton Technology Corp

PT6314 Datasheet(HTML) 34 Page - Princeton Technology Corp

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PT6314
V1.5
34
October 2009
11.2 TIMING 2 REQUIREMENTS
(Unless otherwise specified, Ta=-40 To +85℃);i80 Interface Parallel Data Transfer: Write (VDD1=5.0
±10%)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
RS hold time
tRH8
10
-
-
ns
RS setup time
tRS8
10
-
-
ns
System cycle time
tCYC8
168
-
-
ns
Control “L” pulse width (WR)
tCCLW
/WR
30
-
-
ns
Control “L” pulse width (RD)
tCCLR
/RD
70
-
-
ns
Control “H” pulse width (RD)
tCCHW
/WR
100
-
-
ns
Control “H” pulse width (RD)
tCCHR
/RD
70
-
-
ns
Data setup time
tDS8
D0 to D7
55
-
-
ns
Data hold time
tDH8
Do to D7
55
-
-
ns
RD access time
tACC8
Do to D7, CL=100pF
-
-
70
ns
Output disable time
tOH8
Do to D7, CL=100pF
5
-
-
ns
Reset pulse width
tWRE
500
-
-
ns
11.2.1 PARALLEL I/F (i80)
Notes:
1. Input signal rise time and fall time (tF, tR) < 15ns
2. All timing is specified using 0.20VDD1 and 0.80VDD1 as reference.
3. tCCLW and tCCLR are specified as the overlap between /CS=”L” /WR and /RD=”L”



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