W27C02-70 Winbond Electronics, W27C02-70 Datasheet - Page 8

• Manufacturer Part Number: W27C02-70
• Manufacturer: Winbond Electronics

Specifications of W27C02-70

• Density: 2Mb
• Interface Type: Parallel
• Organization: 256Kx8
• Access Time (max): 70ns
• 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: 32
• Lead Free Status / Rohs Status: Not Compliant

TIMING WAVEFORMS
AC Read Waveform
Program Waveform
Address
Outputs
#CE
#OE
Address
Data
#PGM
#OE
V
#CE
V
V
V
V
V
V
PP
IH
IL
IH
IL
IH
IL
12.0V
V
V
5.0V
IH
IL
V
V
V
V
V
V
IH
IH
IH
IL
IL
IL
High Z
T
VPS
T
AS
T
T
CES
Data In Stable
DS
Address Stable
Program
T
PWP
T
DH
T
OES
T
OEV
T
Program
ACC
Verify
Address Valid
D
OUT
T
T
AH
DFP
- 8 -
T
CE
T
OE
Address Stable
D
OUT
Valid Output
T
ACC
T
Address Valid
OE
Read
Verify
T
OH
D
OUT
T
DF
W27C02
5V
High Z