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UPD16664 датащи(PDF) 39 Page - NEC

номер детали UPD16664
подробное описание детали  144/160/184/208-OUTPUT LCD COLUMN SEGMENT DRIVER WITH RAM
PDF  52 Pages
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производитель  NEC [NEC]
домашняя страница  http://www.nec.com/
Logo NEC - NEC

UPD16664 датащи(HTML) 39 Page - NEC

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Data Sheet S13780EJ1V0DS00
39
µµµµ PD16664
AC Characteristics 2 Drawing Access Timing
(Unless otherwise specified, VCC1 = 4.5 to 5.5 V, V0 = 0 V, V1 = 1.4 to 2.0 V, V2 = 2.8 to 4.0 V, TA = –20 to +70°C,
tr = tf = 5 ns)
{VCC2 = 3.0 to 3.6 V
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
/OE,/WE recovery time
tRY
30
ns
Address setup time
tAS
10
ns
Address hold time
tAH
20
ns
RDY output delay time
tRYR
CL = 15 pF
30
ns
RDY float time
Note 1
tRYZ
30
ns
Wait status time
Note 2
tRYW
35
ns
Ready status time (without conflict)
Note 2
tRYF1
60
100
ns
Ready status time (with conflict)
Note 2
tRYF2
650
1200
ns
Data access time (read cycle)
Note 3
tACS
100
ns
Data float time (read cycle)
Note 1
tHZ
40
ns
/CS - /OE time (read cycle)
tCSOE
10
ns
/OE - /CS time (read cycle)
tOECS
20
ns
Write pulse width 1 (write cycle 1)
Note 2
tWP1
50
ns
Write pulse width 2 (write cycle 2)
Note 2
tWP2
50
ns
Data setup time (write cycles 1, 2)
tDW
20
ns
Data hold time (write cycles 1, 2)
tDH
20
ns
/CS - /WE time (write cycles 1, 2)
tCSWE
10
ns
/WE - /CS time (write cycles 1, 2)
tWECS
20
ns
Reset pulse width
tWRES
100
ns
RDY - /OE time
tRDOE
Note 4
–
RDY - /WE time
tRDWE
Note 4
–
Notes 1. Load circuit
1.0 k
Ω
1.8 k
Ω
VCC2
5 pF



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