W27C512-45 Winbond Electronics, W27C512-45 Datasheet - Page 17

• Manufacturer Part Number: W27C512-45
• Manufacturer: Winbond Electronics

Specifications of W27C512-45

• Density: 512Kb
• Interface Type: Parallel
• Organization: 64Kx8
• Access Time (max): 45ns
• Write Protection: No
• Operating Supply Voltage (typ): 5V
• Package Type: PDIP
• Operating Temp Range: 0C to 70C
• Supply Current: 30mA
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.25V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 28
• Lead Free Status / Rohs Status: Not Compliant

18. SMART ERASE ALGORITHM
Increment
Address
No
Chip Erase 100 mS Pulse
Address = First Location
A9 = 14V; A0 = V
OE/Vpp = V
OE/Vpp = 14V
OE/Vpp = V
Increment X
Vcc = 3.75V
All Bytes to
FFs (HEX)
Compare
Last
Address?
Vcc = 5V
Vcc = 5V
Pass
Device
Start
Erase
Verify
X = 0
Yes
Pass
Pass
IL
IL
IL
- 17 -
Fail
Fail
Publication Release Date: January 9, 2006
Yes
No
X = 20 ?
Fail
Device
W27C512
Revision A6