W27E512P-12 Winbond Electronics, W27E512P-12 Datasheet - Page 2

• Manufacturer Part Number: W27E512P-12
• Manufacturer: Winbond Electronics

Specifications of W27E512P-12

• Density: 512Kb
• Interface Type: Parallel
• Organization: 64Kx8
• Access Time (max): 120ns
• Write Protection: No
• Operating Supply Voltage (typ): 5V
• Package Type: PLCC
• Operating Temp Range: 0C to 70C
• Supply Current: 30mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

1. GENERAL DESCRIPTION
The W27E512 is a high speed, low power Electrically Erasable and Programmable Read Only
Memory organized as 65536
provides an electrical chip erase function.
2. FEATURES
3. PIN CONFIGURATIONS
High speed access time:
45/55/70/90/120/150 nS (max.)
Read operating current: 30 mA (max.)
Erase/Programming operating current
30 mA (max.)
Standby current: 1 mA (max.)
Single 5V power supply
#OE/Vpp
V
A11
A13
A14
A15
A12
DD
A5
A3
A9
A8
A7
A6
A4
Q0
A6
A5
A4
A3
A2
A1
A0
NC
A15
A12
Q0
Q2
Vss
Q1
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
11
5
6
7
8
9
10
12
13
1
4
A
7
Q
1
4 3 2 1 3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
1
2
1
5
Q
2
1
6
A
1
5
V
S
S
28-pin
TSOP
32-pin
PLCC
28-pin
N
C
1
7
N
C
DIP
V
D
D
1
8
2
Q
3
A
1
4
1
9
Q
4
3
1
19
18
17
15
28
27
26
25
24
23
22
21
20
16
A
1
3
2
0
Q
5
3
0 29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
22
28
27
26
25
24
23
21
A14
A13
A8
A9
A11
#OE/Vpp
A10
#CE
Q7
Q6
Q5
Q4
Q3
V
8 bits that operates on a single 5 volt power supply. The W27E512
Q2
A10
#CE
Vss
Q1
Q0
A0
A1
A2
DD
Q7
Q6
Q5
Q4
Q3
NC
A8
A11
#OE/Vpp
A10
A9
#CE
Q7
Q6
- 2 -
and 32-pin PLCC
4. BLOCK DIAGRAM
5. PIN DESCRIPTION
+14V erase/+12V programming voltage
Fully static operation
All inputs and outputs directly TTL/CMOS
compatible
Three-state outputs
Available p
SYMBOL
#OE/V
A0 A15
Q0 Q7
#CE
V
V
NC
#OE/V
DD
SS
PP
#CE
Vss
A15
V
A0
.
.
PP
DD
ackages: 28-pin 600 mil DIP, TSOP
DECODER
CONTROL
Address Inputs
Data Inputs/Outputs
Chip Enable
Output Enable, Program/Erase
Supply Voltage
Power Supply
Ground
No Connection
DESCRIPTION
OUTPUT
BUFFER
ARRAY
CORE
W27E512
Q0
Q7
.
.