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參數(shù)資料
| 型號： | MSM548128BL-80RS |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 131,072-Word X 8-Bit High-Speed PSRAM |
| 中文描述： | 131,072字× 8位高速移動存儲芯片 |
| 文件頁數(shù)： | 6/12頁 |
| 文件大小： | 182K |
| 代理商： | MSM548128BL-80RS |
Semiconductor
MSM548128BL
6/12
AC Characteristics
Measurement condition:
Input pulse level ........................... V
IH
= 2.4 V, V
IL
= 0.4 V
Output reference level.................. V
OH
= 2.0 V, V
OL
= 0.8 V
Rising and falling time................. 5 ns
Output load .................................... 1 TTL + 100 pF
Input timing reference level........ High = 2.2 V, Low = 0.8 V
Parameter
Symbol
Note
t
RC
t
RWC
t
CEA
t
OEA
t
CHZ
t
CLZ
t
OHZ
t
OLZ
t
CE
t
P
t
AS
t
AH
t
RCS
t
RCH
t
RHC
t
RCD
t
CSS
t
CSH
Random Read Write Cycle Time
Random Read Modify Write Cycle Time
CE
Access Time
OE
Access Time
Chip Disable to Output in High-Z
CE
to Output in Low-Z
OE
Disable to Output in High-Z
OE
Output in Low-Z
CE
Pulse Width
CE
Precharge Time
Address Set-up Time
Address Hold Time
Read Command Set-up Time
Read Command Hold Time
RFSH
Command Hold Time
RFSH
Delay Time (Standby Mode)
CS Set-up Time
CS Hold Time
Unit
ns
ns
ns
ns
ns
ns
ns
ns
s
ns
ns
ns
ns
ns
ns
ns
ns
ns
MSM548128BL-80
130
190
—
—
—
25
—
0
80n
40
0
30
0
0
15
—
0
30
Max.
Min.
—
—
80
30
30
—
25
—
10
m
—
—
—
—
—
—
5
—
—
MSM548128BL-70
120
170
—
—
—
25
—
0
70n
40
0
25
0
0
15
—
0
25
Max.
Min.
—
—
70
30
30
—
20
—
10
m
—
—
—
—
—
—
5
—
—
6
6
t
WP
t
CW
t
DW
t
DH
t
OW
t
WHZ
t
T
t
RFD
t
FP
t
FAP
t
FC
t
FAS
Write Command Pulse Width
Chip Enable Time
Input Data Set-up Time
Input Data Hold Time
Output Active from End of Write
Write Enable to Output in High-Z
Transition Time
RFSH
Delay Time from
CE
RFSH
Precharge Time
RFSH
Pulse Width (Auto-refresh)
Auto-refresh Cycle Time
RFSH
Pulse Width (Self-refresh)
CE
Delay Time from
RFSH
in Self-refresh Mode
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
ns
m
s
30
80
25
0
5
—
3
40
30
30n
130
8
—
—
—
—
—
25
50
—
—
8
m
—
—
25
70
25
0
5
—
3
40
30
30n
120
8
—
—
—
—
—
20
50
—
—
8
m
—
—
6
11
t
RFS
ns
160
—
150
—
t
RFA
CE
Delay Time from
RFSH
in Auto-refresh Mode
ns
0
—
0
—
t
REF
Refresh Period (512 cycle/8 ms)
ms
—
8
—
8
(V
CC
= 5 V ±10%, Ta = 0°C to 70°C)
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| MSM548262-60TK | 制造商:OK International 功能描述: |
| MSM548262-60TS-K | 制造商:ROHM Semiconductor 功能描述: |
| MSM548262-70JS | 制造商:ROHM Semiconductor 功能描述: |
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