W29C020CP90B Winbond Electronics, W29C020CP90B Datasheet - Page 13

• Manufacturer Part Number: W29C020CP90B
• Description: IC FLASH 2MBIT 90NS 32PLCC
• Manufacturer: Winbond Electronics

Specifications of W29C020CP90B

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 2M (256K x 8)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 32-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Q1321111

AC Characteristics, continued
#DATA Polling Characteristics
Notes:
(1) These parameters are characterized and not 100% tested.
(2) See T
Toggle Bit Characteristics
Notes:
(1) These parameters are characterized and not 100% tested.
(2) See T
TIMING WAVEFORMS
Read Cycle Timing Diagram
Data Hold Time
#OE Hold Time
#OE to Output Delay
Write Recovery Time
Data Hold Time
#OE Hold Time
#OE to Output Delay
#OE High Pulse
Write Recovery Time
Address A17-0
OE
OE
DQ7-0
#WE
spec in A.C. Read Cycle Timing Parameters
spec in A.C. Read Cycle Timing Parameters
#CE
#OE
PARAMETER
PARAMETER
High-Z
(2)
(2)
V
IH
(1)
(1)
SYMBOL
SYMBOL
T
T
T
T
T
T
T
T
T
DH
OEH
OE
WR
DH
OEH
OE
OEHP
WR
T
CE
.
.
T
T
RC
OE
- 13 -
Data Valid
MIN.
MIN.
150
10
10
10
10
0
0
-
-
Publication Release Date: February 18, 2002
T
OH
T
AA
TYP.
TYP.
-
-
-
-
-
-
-
-
-
Data Valid
T
MAX.
MAX.
CHZ
W29C020C
-
-
-
-
-
-
-
-
-
T
OHZ
High-Z
Revision A4
UNIT
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
nS