W55412A Datasheet, PDF (4/5 Pages) Winbond – VOICE PROM (256K OTP)

W55412A
AC CHARACTERISTICS
(VDD = 4.5 V, TA = 0 to 70° C)
PARAMETER
Data Setup Time
Data Hold Time
Output Enable to Data Valid
Output Data Hold Time
Write End to Read Setup Time
SYMBOL
TDS
TDH
TOE
TOH
TWRS
Note: TDS, TDH, TOE, TOH, and TWRS are shown below:
MIN.
-
0
-
100
2
TYP.
-
-
-
-
-
MAX.
1
-
500
-
-
UNIT
µS
µS
nS
nS
µS
WRP
RDP
DATA
1
2
17
18
TDS
TWRS
TDH
1
2
TOE
A17
A16
A1
A0
D0
D1
N
TOH
DN-1
TYPICAL APPLICATION CIRCUIT
VDD
VDD
W528X
TG1
TG2
TG3
TG4
LED1
STPB
STPA
NC
SPK
VSS
WRP
DATA
RDP
NC
NC
NC
NC
NC
OSC
VDD
1.2M ohm
VDD
W55412A
VPP MD/P/CLK
MC/PDATA ^VDD
V_SS
RDP
WRP
DATA
-4-