AT27LV256A-90JI Atmel, AT27LV256A-90JI Datasheet - Page 2

• Manufacturer Part Number: AT27LV256A-90JI
• Manufacturer: Atmel

Specifications of AT27LV256A-90JI

• Density: 256Kb
• Organization: 32Kx8
• Interface Type: Parallel
• Bus Type: Parallel
• In System Programmable: External
• Access Time (max): 90ns
• Package Type: PLCC
• Reprogramming Technique: OTP
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (min): 3/4.5V
• Operating Supply Voltage (max): 3.6/5.5V
• Supply Current: 20mA
• Pin Count: 32
• Mounting: Surface Mount
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Not Compliant

2. Pin Configurations
2.1
2.2
Note:
0547G–EPROM–12/07
Pin Name
A0 - A14
O0 - O7
CE
OE
NC
28-lead SOIC Top View
32-lead PLCC Top View
1. PLCC Package Pins 1 and 17 are Don’t Connect.
NC
O0
A6
A5
A4
A3
A2
A1
A0
GND
VPP
A12
O0
O1
O2
A7
A6
A5
A4
A3
A2
A1
A0
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
29
28
27
26
25
24
23
22
21
VCC
A14
A13
A8
A9
A11
OE
A10
CE
O7
O6
O5
O4
O3
A8
A9
A11
NC
OE
A10
CE
O7
O6
Function
Addresses
Outputs
Chip Enable
Output Enable
No Connect
2.3
VCC
VPP
A11
A13
A14
A12
OE
A9
A8
A7
A6
A5
A4
A3
28-lead TSOP (Type 1) Top View
22
23
24
25
26
27
28
1
2
3
4
5
6
7
AT27LV256A
21
20
19
18
17
16
15
14
13
12
11
10
9
8
A10
CE
O7
O6
O5
O4
O3
GND
O2
O1
O0
A0
A1
A2
2