CDP1822C/3 查看數據表（PDF） - Intersil
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CDP1822C/3 Datasheet PDF : 5 Pages
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CDP1822C/3
Write Cycle Dynamic Electrical Specifications tR, tF = 10ns, CL = 50pF
PARAMETER
SYMBOL
VDD
(V)
LIMITS
+25oC, -55oC
+125oC
MIN
MAX
MIN
MAX
UNITS
Write Cycle (Note 1)
tWC
5
400
-
560
-
ns
Address Setup (Note 1)
tAS
5
160
-
225
-
ns
Address Hold (Note 1)
tAH
5
40
-
55
-
ns
Write Pulse Width (Note 1)
tWRW
5
200
-
280
-
ns
Data in Setup (Note 1)
tDIS
5
200
-
280
-
ns
Data in Hold (Note 1)
tDIH
5
40
-
55
-
ns
Chip Select 1 Setup
tCSS1
5
200
-
280
-
ns
Chip Select 2 Setup
tCSS2
5
200
-
280
-
ns
Output Disable Setup
tODS
5
140
-
225
-
ns
NOTE:
1. Limits designate 100% testing. All other limits are designer’s parameters under given test conditions and do not represent 100% testing
A0 - A7
CHIP-SELECT 1
tCSSI
tWC
tAH
tCSIH
CHIP-SELECT 2
OUTPUT DISABLE
DI1 - DI4
tCSS2
tCS2H
(NOTE 1)
tODS
tDIS
tDIH
DATA IN STABLE
READ/WRITE
tAS
tWRW
DON’T CARE
NOTE 1
NOTE:
1. tODS is required for common I/O operation only; for separate I/O operations, output disable is don’t care.
FIGURE 3. WRITE CYCLE TIMING WAVEFORMS
6-22
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