TL16PC564BLVI_16 Datasheet, PDF (17/35 Pages) Texas Instruments – PCMCIA UNIVERSAL ASYNCHRONOUS RECEIVER TRANSMITTER

Not Recommended For New Designs
TL16PC564BLVI
PCMCIA UNIVERSAL ASYNCHRONOUS RECEIVER TRANSMITTER
SLLS627− SEPTEMBER 2004
host CPU attribute-memory write-cycle timing requirements over recommended ranges of
operating free-air temperature and supply voltage (see Figures 7 and 8)
tc2 Write cycle tIme, HA(9 −0)
tw8 Pulse duration, WE low
tsu8 Setup time, CEx↓ before WE↑
tsu9 Setup time, HA(9 −0) before WE↑ (see Note 12)
tsu10 Setup time, HA(9 −0) before WE↓ and CEx↓(see Note 13)
tsu11 Setup time, OE↑ before WE↓
th9 Hold time, HD(7 −0) after WE↑
trec1 Recovery time, HA(9 −0) after WE↑
tsu12 Setup time, HD(7 −0) before WE↑
th10 Hold time, OE↓ after WE↑
tsu13 Setup time, CEx↓ before WE↓
th11 Hold time, CEx↑ after WE↑
NOTE 13: The REG signal timing is identical to address signal timing.
MIN MAX UNIT
250
ns
150
ns
180
ns
180
ns
30
ns
10
ns
30
ns
30
ns
80
ns
10
ns
0
ns
20
ns
host CPU attribute-memory write-cycle switching characteristics over recommended ranges of
operating free-air temperature and supply voltage (see Figure 7)
tdis1
tdis2
ten1
ten2
Disable time, HD(7 −0) after WE↓
Disable time, HD(7 −0) after OE↑
Enable time, HD(7 −0) after WE↑
Enable time, HD(7 −0) after OE↓
PARAMETER
MIN MAX UNIT
100 ns
100 ns
5
ns
5
ns
host CPU attribute-memory read-cycle timing requirements over recommended ranges of
operating free-air temperature and supply voltage (see Figure 9)
tc3
td22
td23
td24
th12
tsu14
th13
tsu15
th14
Read cycle time
Delay time, HD(7 −0) after HA(9 −0)
Delay time, HD(7 −0) after CEx↓
Delay time, HD(7 −0) after OE↓
Hold time, HD(7 −0) after HA(9 −0)
Setup time, CEx↓ before OE↓
Hold time, HA(9 −0) after OE↑
Setup time, HA(9 −0) before OE↓
Hold time, CEx↑ after OE↑
MIN MAX UNIT
300
ns
300 ns
300 ns
150 ns
0
ns
0
ns
20
ns
30
ns
20
ns
host CPU attribute-memory read-cycle switching characteristics over recommended ranges of
operating free-air temperature and supply voltage (see Figure 9)
tdis3
tdis4
ten3
ten4
Disable time, HD(7 −0) after CEx↑
Disable time, HD(7 −0) after OE↑
Enable time, HD(7 −0) after CEx↓
Enable time, HD(7 −0) after OE↓
PARAMETER
MIN MAX UNIT
100 ns
100 ns
5
ns
5
ns
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