SSD1858 Ver la hoja de datos (PDF) - Solomon Systech
Número de pieza
componentes Descripción
Fabricante
SSD1858 Datasheet PDF : 50 Pages
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Table 17 - Parallel Timing Characteristics (TA = -40 to 85°C, VDD = 1.8V, VSS =0V)
Symbol
Parameter
Min
tcycle Clock Cycle Time (write cycle)
200
tAS
Address Setup Time
0
tAH
Address Hold Time
0
tDSW Write Data Setup Time
40
tDHW Write Data Hold Time
10
tDHR Read Data Hold Time
10
tOH
Output Disable Time
-
tACC Access Time (RAM)
15
Access Time (command)
15
PWCSL Chip Select Low Pulse Width (read RAM)
500
Chip Select Low Pulse Width (read Command)
500
Chip Select Low Pulse Width (write)
100
PWCSH Chip Select High Pulse Width (read)
200
Chip Select High Pulse Width (write)
100
tR
Rise Time
-
tF
Fall Time
-
Typ
1000
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Max Unit
-
ns
25
ns
-
ns
-
ns
-
ns
50
ns
40
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
10
ns
10
ns
D/C
tAS
tAH
WR (R/W)
RD (E)
CS
D0-D7
(Write dat a to driver)
(Read daDta0-frDo7m driver)
P WC SL
tcycl e
PW C SH
tF
tR
tD SW
tDHW
Valid Data
tAC C
Valid Data
tDHR
tOH
Figure 16 - Parallel 8080-series Interface Timing Characteristics (PS0 = H, PS1 = L)
SSD1858
Rev 1.1
09/2002
40
SOLOMON
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