AT29C256-90TI Atmel, AT29C256-90TI Datasheet - Page 2
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AT29C256-90TI
Manufacturer Part Number
AT29C256-90TI
Description
Manufacturer
Atmel
Datasheet
1.AT29C256-90TI.pdf
(18 pages)
Specifications of AT29C256-90TI
Density
256Kb
Access Time (max)
90ns
Interface Type
Parallel
Boot Type
Not Required
Address Bus
15b
Operating Supply Voltage (typ)
5V
Operating Temp Range
-40C to 85C
Package Type
TSOP-I
Program/erase Volt (typ)
4.5 to 5.5V
Sync/async
Asynchronous
Operating Temperature Classification
Industrial
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Word Size
8b
Number Of Words
32K
Supply Current
50mA
Mounting
Surface Mount
Pin Count
28
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT29C256-90TI
Manufacturer:
ATMEL
Quantity:
564
Company:
Part Number:
AT29C256-90TI
Manufacturer:
ATM
Quantity:
5 260
Part Number:
AT29C256-90TI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
2. Pin Configurations
2.1
2.2
2
PLCC and LCC Top View
TSOP Top View Type 1
AT29C256
Note:
Pin Name
A0 - A14
CE
OE
WE
I/O0 - I/O7
NC
DC
1. PLCC package pins 1 and 17 are DON’T CONNECT.
VCC
A11
A13
A14
A12
WE
OE
A9
A8
A7
A6
A5
A4
A3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
I/O0
NC
A6
A5
A4
A3
A2
A1
A0
Function
Addresses
Chip Enable
Output Enable
Write Enable
Data Inputs/Outputs
No Connect
Don’t Connect
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
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
0046S–FLASH–2/07