W24L257A Datasheet, PDF (3/9 Pages) Winbond – 32K X 8 High Speed CMOS Static RAM

W24L257A
CAPACITANCE
(VDD = 3.3V, Ta = 25° C, f = 1 MHz)
PARAMETER
SYM.
Input Capacitance
CIN
Input/Output Capacitance
CI/O
Note: These parameters are sampled but not 100% tested.
AC CHARACTERISTICS
AC Test Conditions
PARAMETER
Input Pulse Levels
Input Rise and Fall Times
Input and Output Timing Reference Level
Output Load
AC Test Loads and Waveform
CONDITIONS
VIN = 0V
VOUT = 0V
MAX.
6
8
UNIT
pF
pF
CONDITIONS
0V to 3V
3 nS
1.5V
CL = 30 pF, IOH/IOL = -4 mA/8 mA
3.3V
OUTPUT
R1 320 ohm
30 pF
Including
Jig and
Scope
R2
350 ohm
3.3V
R1 320 ohm
OUTPUT
5 pF
Including
Jig and
Scope
R2
350 ohm
(For TCLZ, TOLZ, TCHZ, TOHZ, TWHZ, TOW)
3.0V
90%
90%
0V
10%
3 nS
10%
3 nS
Publication Release Date: December 1996
-3-
Revision A5