AT28BV64B-25TI Atmel, AT28BV64B-25TI Datasheet - Page 2

• Manufacturer Part Number: AT28BV64B-25TI
• Manufacturer: Atmel

Specifications of AT28BV64B-25TI

• Density: 64Kb
• Interface Type: Parallel
• Organization: 8Kx8
• Access Time (max): 250ns
• Write Protection: Yes
• Data Retention: 10Year
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-I
• Operating Temp Range: -40C to 85C
• Supply Current: 15mA
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / Rohs Status: Not Compliant

2. Pin Configurations
2.1
2
Pin Name
A0 - A12
CE
OE
WE
I/O0 - I/O7
NC
DC
28-lead PDIP/SOIC Top View
AT28BV64B
GND
I/O0
I/O1
I/O2
A12
NC
A7
A6
A5
A4
A3
A2
A1
A0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Function
Addresses
Chip Enable
Output Enable
Write Enable
Data Inputs/Outputs
No Connect
Don’t Connect
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VCC
WE
NC
A8
A9
A11
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
2.2
Note:
2.3
VCC
A11
A12
WE
OE
NC
NC
A9
A8
A7
A6
A5
A4
A3
32-lead PLCC Top View
PLCC package pins 1 and 17 are Don’t Connect.
28-lead TSOP Top View
1
2
3
4
5
6
7
8
9
10
11
12
13
14
I/O0
NC
A6
A5
A4
A3
A2
A1
A0
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
0299H–PEEPR–10/06
A8
A9
A11
NC
OE
A10
CE
I/O7
I/O6
28
27
26
25
24
23
22
21
20
19
18
17
16
15
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2