W29C040P-90B Winbond Electronics, W29C040P-90B Datasheet - Page 15

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

Specifications of W29C040P-90B

• 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: Supplier Unconfirmed

10. AC CHARACTERISTICS
AC Test Conditions
(V
AC Test Load and Waveform
Read Cycle Timing Parameters
(V
Read Cycle Time
Chip Enable Access Time
Address Access Time
Output Enable Access Time
#CE High to High-Z Output
#OE High to High-Z Output
Output Hold from Address Change T
Input Pulse Levels
Input Rise/Fall Time
Input/Output Timing Level
Output Load
DD
DD
= 5.0V ±10 % for 70, 90,120 nS)
= 5.0V ±10 % V
PARAMETER
PARAMETER
SS
= 0V, T
A
= 0 to 70° C for normal products, -40 to 85° C for W29C040xxxxK)
100 pF for 90/120nS
30 pF for 70nS
(Including Jig and Scope)
Input
3V
0V
T
T
T
T
T
T
SYM.
RC
CE
AA
OE
CHZ
OHZ
OH
D
OUT
Test Point
0V to 3V
<5 nS
1.5V/1.5V
1 TTL Gate and C
W29C040-70
MIN.
70
0
-
-
-
-
-
1.5V
- 15 -
MAX.
Output
1.5V
70
70
35
20
20
Test Point
-
-
+5V
1.3K
1.8K
C
Ω
MIN.
W29C040-90
Ω
90
L
L
0
-
-
-
-
-
Publication Release Date: Aug. 14, 2006
= 100 pF for 90/120 nS
= 30 pF for 70 nS
CONDITIONS
MAX.
90
90
40
25
25
-
-
W29C040-12
MIN.
120
0
-
-
-
-
-
W29C040
MAX.
120
120
50
30
30
-
-
Revision A11
UNIT
nS
nS
nS
nS
nS
nS
nS