AT28C256-15SU SL383 Atmel, AT28C256-15SU SL383 Datasheet - Page 2
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AT28C256-15SU SL383
Manufacturer Part Number
AT28C256-15SU SL383
Description
Manufacturer
Atmel
Datasheet
1.AT28C256-15SU_SL383.pdf
(27 pages)
Specifications of AT28C256-15SU SL383
Density
256Kb
Interface Type
Parallel
Organization
32Kx8
Access Time (max)
150ns
Write Protection
Yes
Data Retention
10Year
Operating Supply Voltage (typ)
5V
Operating Temp Range
-40C to 85C
Supply Current
50mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
28
Lead Free Status / RoHS Status
Compliant
2. Pin Configurations
2.1
2.2
2
Pin Name
A0 - A14
CE
OE
WE
I/O0 - I/O7
NC
DC
VCC
A11
A13
A14
A12
WE
OE
A9
A8
A7
A6
A5
A4
A3
28-lead TSOP Top View
28-lead PGA Top View
AT28C256
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
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
GND
I/O2
I/O1
I/O0
A0
A1
A2
Function
Addresses
Chip Enable
Output Enable
Write Enable
Data Inputs/Outputs
No Connect
Don’t Connect
2.3
Note:
2.4
32-pad LCC, 28-lead PLCC Top View
PLCC package pins 1 and 17 are Don’t Connect.
28-lead Cerdip/PDIP/Flatpack/SOIC –
Top View
I/O0
NC
A6
A5
A4
A3
A2
A1
A0
GND
I/O0
I/O1
I/O2
A14
A12
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
WE
A13
A8
A9
A11
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
A8
A9
A11
NC
OE
A10
CE
I/O7
I/O6
0006K–PEEPR–01/08