參數(shù)資料
型號(hào): W24257ACS-15
廠商: WINBOND ELECTRONICS CORP
元件分類(lèi): SRAM
英文描述: 32K X 8 STANDARD SRAM, 15 ns, PDSO28
封裝: 0.330 INCH, SOP-28
文件頁(yè)數(shù): 4/10頁(yè)
文件大?。?/td> 149K
代理商: W24257ACS-15
W24257AC
Publication Release Date: October 1998
- 3 -
Revision A1
CAPACITANCE
(VDD = 5V, TA = 25
° C, f = 1 MHz)
PARAMETER
SYM.
CONDITIONS
MAX.
UNIT
Input Capacitance
CIN
VIN = 0V
8
pF
Input/Output Capacitance
CI/O
VOUT = 0V
10
pF
Note: These parameters are sampled but not 100% tested.
AC TEST CONDITIONS
PARAMETER
CONDITIONS
Input Pulse Levels
0V to 3V
Input Rise and Fall Times
5 nS
Input and Output Timing Reference Level
1.5V
Output Load
CL = 30 pF, IOH/IOL = -4 mA/8 mA
AC TEST LOADS AND WAVEFORM
90%
5 nS
10%
5 nS
10%
R1 480 ohm
5V
OUTPUT
R2
255 ohm
5 pF
R2
255 ohm
R1 480 ohm
5V
OUTPUT
30 pF
Including
Jig and
Scope
3.0V
0V
Including
Jig and
Scope
)
(For TCLZ,
,
TOLZ TCHZ TOHZ TWHZ TOW
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