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參數資料
| 型號： | W25S243AF-12 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | SRAM |
| 英文描述： | DIODE SCHOTTKY QUAD SERIES (RAIL CLAMP) 25V 200mW 0.35V-vf 200mA-IFM 1mA-IF 2uA-IR SOT-363 3K/REEL |
| 中文描述： | 64K X 64 STANDARD SRAM, 12 ns, PQFP128 |
| 封裝： | QFP-128 |
| 文件頁數： | 8/17頁 |
| 文件大小： | 303K |
| 代理商： | W25S243AF-12 |
Preliminary W25S243A
- 8 -
AC CHARACTERISTICS
AC Test Conditions
PARAMETER
CONDITIONS
Input Pulse Levels
0V to 3V
Input Rise and Fall Times
2 nS
Input and Output Timing Reference Level
1.5V
Output Load
C
L
= 30 pF, I
OH
/I
OL
= -4 mA/8 mA
AC Test Loads and Waveform
90%
90%
2 nS
10%
2 nS
10%
RL = 50 ohm
VL = 1.5V
OUTPUT
5 pF
Including
Jig and
Scope
R2
350 ohm
R1 320 ohm
3.3V
OUTPUT
30 pF
Including
Jig and
Scope
3.0V
0V
Zo = 50 ohm
(For T
KHZ,
T
KLZ,
T
OHZ,
T
OLZ,
measurement)
AC Timing Characteristics
(V
DD
/V
DDQ
= 3.15V to 3.6V, V
SS
/V
SSQ
= 0V, T
A
= 0 to 70
°
C, all timings measured in pipelined mode)
PARAMETER
SYMBOL
W25S243A-12
MIN.
2.5
0.5
2.5
0.5
2.5
UNIT
NOTES
MAX.
-
-
-
-
-
Add. Setup Time
Add. Hold Time
Write Data Setup Time
Write Data Hold Time
T
AS
T
AH
T
DS
T
DH
T
ADVS
nS
nS
nS
nS
nS
ADV
Setup Time
ADV
Hold Time
T
ADVH
0.5
-
nS
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