W29C020P-12 Winbond Electronics, W29C020P-12 Datasheet - Page 16

• Manufacturer Part Number: W29C020P-12
• Manufacturer: Winbond Electronics

Specifications of W29C020P-12

• Density: 2Mb
• Access Time (max): 120ns
• Interface Type: Parallel
• Boot Type: Bottom/Top
• Address Bus: 18b
• 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: 256K
• Supply Current: 50mA
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Supplier Unconfirmed

Timing Waveforms, continued
Toggle Bit Timing Diagram
Page Write Timing Diagram Software Data Protection Mode
Address A15-0
DQ7-0
WE
OE
CE
DQ6
WE
CE
OE
T
DH
SW0
5555
T
WP
T
software data protection mode
OEH
AA
T
Three-byte sequence for
WPH
2AAA
SW1
T
BLC
55
5555
SW2
A0
T
OE
HIGH-Z
- 16 -
Word 0
Byte/page load
cycle starts
Word N-1
(last word)
Word N
T
WR
Internal write starts
T
WC
W29C020