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參數(shù)資料
| 型號(hào)： | UPD485505G-25 |
| 廠商： | NEC Corp. |
| 英文描述： | LINE BUFFER 5K-WORD BY 8-BIT |
| 中文描述： | 行緩沖區(qū)5K - Word的8位 |
| 文件頁數(shù)： | 8/20頁 |
| 文件大?。?/td> | 174K |
| 代理商： | UPD485505G-25 |
μ
PD485505
8
Data Sheet M10059EJ7V0DS00
AC Characteristics (Recommended Operating Conditions unless otherwise noted)
Notes 1, 2, 3
Parameter
Symbol
μ
PD485505-25
μ
PD485505-35
Unit
Notes
MIN.
MAX.
MIN.
MAX.
Write clock cycle time
t
WCK
25
35
ns
Write clock pulse width
t
WCW
11
12
ns
Write clock precharge time
t
WCP
11
12
ns
Read clock cycle time
t
RCK
25
35
ns
Read clock pulse width
t
RCW
11
12
ns
Read clock precharge time
t
RCP
11
12
ns
Access time
t
AC
18
25
ns
Write data-read delay time
t
WAR
470
470
ns
Output hold time
t
OH
5
5
ns
Output low-impedance time
t
LZ
5
18
5
25
ns
4
Output high-impedance time
t
HZ
5
18
5
25
ns
4
Input data setup time
t
DS
7
10
ns
Input data hold time
t
DH
3
3
ns
RSTW/RSTR Setup time
t
RS
7
10
ns
5
RSTW/RSTR Hold time
t
RH
3
3
ns
5
RSTW/RSTR Deselected time (1)
t
RN1
3
3
ns
6
RSTW/RSTR Deselected time (2)
t
RN2
7
10
ns
6
WE Setup time
t
WES
7
10
ns
7
WE Hold time
t
WEH
3
3
ns
7
WE Deselected time (1)
t
WEN1
3
3
ns
8
WE Deselected time (2)
t
WEN2
7
10
ns
8
RE Setup time
t
RES
7
10
ns
9
RE Hold time
t
REH
3
3
ns
9
RE Deselected time (1)
t
REN1
3
3
ns
10
RE Deselected time (2)
t
REN2
7
10
ns
10
WE Disable time
t
WEW
0
0
ms
RE Disable time
t
REW
0
0
ms
Write reset time
t
RSTW
0
0
ms
Read reset time
t
RSTR
0
0
ms
Transition time
t
T
3
35
3
35
ns
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| uPD485505G-25-A | 制造商:Renesas Electronics 功能描述:18ns 5V Cut Tape |
| UPD485505G-35-A | 制造商:Renesas Electronics 功能描述:25ns 5V Cut Tape |
| UPD485506G5-25-7JF | 制造商:NEC Electronics Corporation 功能描述: 制造商:NEC Electronics Corporation 功能描述:FIELD/FRAME/LINE MEMORY, 44 Pin, Plastic, TSOP |
| UPD485506G5-25-7JF-A | 制造商:Renesas Electronics 功能描述:18ns 5V Cut Tape |
| UPD48576218FF-E24-DW1-A | 制造商:Renesas Electronics Corporation 功能描述:UPD48576218FF-E24-DW1-A - Trays |
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