AT28C64B-15PU Atmel, AT28C64B-15PU Datasheet - Page 6
AT28C64B-15PU
Manufacturer Part Number
AT28C64B-15PU
Description
IC EEPROM 64KBIT 150NS 28DIP
Manufacturer
Atmel
Datasheets
1.AT28C64B-15PU.pdf
(18 pages)
2.AT28C64B-15PU.pdf
(9 pages)
3.AT28C64B-15PU.pdf
(19 pages)
Specifications of AT28C64B-15PU
Format - Memory
EEPROMs - Parallel
Memory Type
EEPROM
Memory Size
64K (8K x 8)
Speed
150ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
28-DIP (0.600", 15.24mm)
Organization
8 K x 8
Interface Type
Parallel
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
40 mA
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
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
40 mA
Current, Output, Leakage
10
Data Retention
10 yrs.
Density
64K
Package Type
PDIP
Power Dissipation
220 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
0.4 V
Voltage, Supply
5 V
Memory Configuration
8K X 8
Supply Voltage Range
4.5V To 5.5V
Memory Case Style
DIP
No. Of Pins
28
Rohs Compliant
Yes
Operating Temperature Range
-40°C
Ic Interface Type
Parallel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT28C64B-15PU
Manufacturer:
ATMEL
Quantity:
218 400
16. Page Mode Characteristics
17. Page Mode Write Waveforms
Notes:
18. Chip Erase Waveforms
Symbol
t
t
t
t
t
t
t
t
t
WC
WC
AS
AH
DS
DH
WP
BLC
WPH
1. A6 through A12 must specify the same page address during each high to low transition of WE (or CE).
2. OE must be high only when WE and CE are both low.
Parameter
Write Cycle Time
Write Cycle Time (option available – Ref. AT28HC64BF datasheet)
Address Setup Time
Address Hold Time
Data Setup Time
Data Hold Time
Write Pulse Width
Byte Load Cycle Time
Write Pulse Width High
A0 -A12
DATA
WE
OE
CE
t
t
V
S
W
H
= t
= 10 ms (min.)
= 12.0V ±0.5V
H
VALID ADD
t
AS
= 1 µs (min.)
VALID DATA
t
AH
t
t
WP
DS
(1)(2)
t
DH
t
S
t
WPH
t
W
t
H
t
BLC
Min
100
50
50
50
0
0
t
WC
Max
150
10
2
AT28C64B
Units
ms
ms
ns
ns
ns
ns
ns
µs
ns
9