AT28C256-15SU Atmel, AT28C256-15SU Datasheet - Page 21
![IC EEPROM 256KBIT 150NS 28SOIC](/photos/6/82/68295/453-28-soic_sml.jpg)
AT28C256-15SU
Manufacturer Part Number
AT28C256-15SU
Description
IC EEPROM 256KBIT 150NS 28SOIC
Manufacturer
Atmel
Datasheets
1.AT28C256-15PU.pdf
(25 pages)
2.AT28C256-15SU.pdf
(8 pages)
3.AT28C256-15SU.pdf
(27 pages)
Specifications of AT28C256-15SU
Format - Memory
EEPROMs - Parallel
Memory Type
EEPROM
Memory Size
256K (32K x 8)
Speed
150ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
28-SOIC (7.5mm Width)
Organization
32 K x 8
Interface Type
SPI
Access Time
150 ns
Output Enable Access Time
70 ns
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Current
50 mA
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Supply Voltage
5 V
Capacitance, Input
4 pF
Capacitance, Output
8 pF
Current, Input, Leakage
10 μA
Current, Operating
50 mA
Current, Output, Leakage
10
Data Retention
10 yrs.
Density
256K
Package Type
SOIC
Power Dissipation
440 mW
Temperature, Operating
-40 to +85 °C
Time, Access
150 ns
Time, Address Hold
50
Voltage, Input, High
2 V
Voltage, Input, Low
0.8 V
Voltage, Output, High
2.4 V
Voltage, Output, Low
0.45 V
Voltage, Supply
5 V
Access Time (max)
150ns
Write Protection
Yes
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
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT28C256-15SU
Manufacturer:
ATMEL
Quantity:
20
Part Number:
AT28C256-15SU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
29.5
0006M–PEEPR–12/09
SEATING PLANE
Notes:
28P6 – PDIP
R
2325 Orchard Parkway
San Jose, CA 95131
1. This package conforms to JEDEC reference MS-011, Variation AB.
2. Dimensions D and E1 do not include mold Flash or Protrusion.
A
Mold Flash or Protrusion shall not exceed 0.25 mm (0.010").
L
e
C
TITLE
28P6, 28-lead (0.600"/15.24 mm Wide) Plastic Dual
Inline Package (PDIP)
eB
E
D
B1
0º ~ 15º
PIN
1
REF
B
A1
E1
SYMBOL
A
A1
D
E
E1
B
B1
L
C
eB
e
36.703
15.240
13.462
15.494
0.381
0.356
1.041
3.048
0.203
COMMON DIMENSIONS
MIN
(Unit of Measure = mm)
–
2.540 TYP
NOM
–
–
–
–
–
–
–
–
–
–
DRAWING NO.
37.338
15.875
13.970
17.526
AT28C256
4.826
0.559
1.651
3.556
0.381
MAX
28P6
–
Note 2
Note 2
NOTE
09/28/01
REV.
B
21