W29C040P-90 Winbond Electronics, W29C040P-90 Datasheet - Page 7

• Manufacturer Part Number: W29C040P-90
• Manufacturer: Winbond Electronics

Specifications of W29C040P-90

• Density: 4Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Bottom/Top
• Address Bus: 19b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: PLCC
• Program/erase Volt (typ): 5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8b
• Number Of Words: 512K
• Supply Current: 50mA
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

7. TABLE OF OPERATING MODES
7.1
Operating Range: 0 to 70° C for normal products, -40 to 85° C for W29C040xxxxK, V
7.2
Read
Write
Standby
Write Inhibit
Output Disable
Product ID
BYTE SEQUENCE
Operating Mode Selection
Command Codes for Software Data Protection
MODE
0 Write
1 Write
2 Write
3 Write
4 Write
5 Write
#CE
V
V
V
V
V
X
X
X
IH
IL
IL
IL
IL
TO ENABLE PROTECTION
ADDRESS
#OE
2AAAH
V
V
V
V
V
V
5555H
5555H
X
X
IH
IH
IL
IL
IL
IL
-
-
-
#WE
V
V
V
V
V
X
X
X
IH
IH
IH
IH
IL
A
A
X
X
X
X
A0 = V
A9 = V
A0 = V
V
A9 = V
- 7 -
IN
IN
IL
;
DATA
AAH
A0H
55H
IL
HH
IH
HH
ADDRESS
-
-
-
; A1 − A18 = V
; A1 − A18 =
PINS
Publication Release Date: Aug. 14, 2006
DD
= 5V ±10 %, V
TO DISABLE PROTECTION
ADDRESS
IL
;
2AAAH
2AAAH
5555H
5555H
5555H
5555H
Dout
Din
High Z
High Z/D
High Z/D
High Z
Manufacturer Code DA
(Hex)
Device Code
46 (Hex)
SS
= 0V, V
OUT
OUT
W29C040
DQ.
HH
Revision A11
= 12V
DATA
AAH
AAH
55H
55H
80H
20H