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參數資料
| 型號： | CDP1822C3 |
| 廠商： | Intersil Corporation |
| 英文描述： | High-Reliability CMOS 256-Word x 4-Bit LSI Static RAM |
| 中文描述： | 高可靠性的CMOS 256字× 4位LSI的靜態(tài)存儲器 |
| 文件頁數： | 3/5頁 |
| 文件大?。?/td> | 27K |
| 代理商： | CDP1822C3 |
6-21
Read Cycle Dynamic Electrical Specifications
t
R
, t
F
= 10ns, C
L
= 50pF
PARAMETER
SYMBOL
V
DD
(V)
LIMITS
UNITS
+25
o
C, -55
o
C
+125
o
C
MIN
MAX
MIN
MAX
Read Cycle (Note 1)
t
RC
5
370
-
500
-
ns
Access from Address (Note 1)
t
ADA
5
-
370
-
500
ns
Output Valid from Chip Select 1 (Note 1)
t
DOA1
5
-
370
-
500
ns
Output Valid from Chip Select 2 (Note 1)
t
DOA2
5
-
370
-
500
ns
Output Active from Output Disable (Note 1)
t
DOA3
5
-
170
-
225
ns
Output Hold from Chip Select 1
t
DOH1
5
10
-
20
-
ns
Output Hold from Chip Select 2
t
DOH2
5
10
-
20
-
ns
Output Hold from Output Disable
t
DOH3
5
10
-
20
-
ns
NOTE:
1. Limits designate 100% testing. All other limits are designer’s parameters under given test conditions and do not represent 100% testing
NOTE: Minimum timing for valid data output. Longer times will initiate an
earlier but invalid output.
FIGURE 1. READ CYCLE WAVEFORMS AND TIMING DIAGRAM
FIGURE 2. MEMORY CELL CONFIGURATION
A0 - A7
CHIP
CHIP
OUTPUT
DISABLE
READ/
WRITE
DATA OUT
t
RC
t
DOH3
SELECT 2
SELECT 1
DATA OUT
VALID
HIGH
IMPEDANCE
HIGH
IMPEDANCE
t
DOA3
(NOTE 1)
t
DOA2
(NOTE 1)
t
DOA1
(NOTE 1)
t
ADA
t
DOH1
t
DOH2
WRITE
ADDRESS
DECODER
D
D
V
SS
V
DD
V
DD
READ
ADDRESS
DECODER
CDP1822C/3
相關PDF資料 |
PDF描述 |
|---|---|
| CDP1822 | 256-Word x 4-Bit LSI Static RAM |
| CDP1822CD | 256-Word x 4-Bit LSI Static RAM |
| CDP1822CDX | 256-Word x 4-Bit LSI Static RAM |
| CDP1822CE | 256-Word x 4-Bit LSI Static RAM |
| CDP1822CEX | 256-Word x 4-Bit LSI Static RAM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| CDP1822CD | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:256-Word x 4-Bit LSI Static RAM |
| CDP1822CD/3 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x4 SRAM |
| CDP1822CDX | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:256-Word x 4-Bit LSI Static RAM |
| CDP1822CE | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:256-Word x 4-Bit LSI Static RAM |
| CDP1822CEX | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:256-Word x 4-Bit LSI Static RAM |
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