AT28BV256-20TU Atmel, AT28BV256-20TU Datasheet - Page 6

• Manufacturer Part Number: AT28BV256-20TU
• Description: IC EEPROM 256KBIT 200NS 28TSOP
• Manufacturer: Atmel

Specifications of AT28BV256-20TU

• Format - Memory: EEPROMs - Parallel
• Memory Type: EEPROM
• Memory Size: 256K (32K x 8)
• Speed: 200ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-TSOP
• Capacitance, Input: 4 pF
• Capacitance, Output: 8 pF
• Current, Input, Leakage: 10 μA
• Current, Operating: 15 mA
• Current, Output, Leakage: 10
• Data Retention: 10 yrs.
• Density: 256K
• Organization: 32K×8
• Package Type: TSOP
• Power Dissipation: 54 mW
• Temperature, Operating: -40 to +85 °C
• Time, Access: 200 ns
• Time, Address Hold: 50
• Voltage, Input, High: 2 V
• Voltage, Input, Low: 0.6 V
• Voltage, Output, High: 2 V
• Voltage, Output, Low: 0.3 V
• Voltage, Supply: 2.7 to 3.6 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6. DC and AC Operating Range
7. Operating Modes
Notes:
8. DC Characteristics
6
Operating Temperature (Case)
V
Mode
Read
Write
Standby/Write Inhibit
Write Inhibit
Write Inhibit
Output Disable
Chip Erase
Symbol
I
I
I
I
V
V
V
V
LI
LO
SB
CC
OL
OH
CC
IL
IH
Power Supply
(2)
1. X can be V
2. Refer to AC programming waveforms.
3. V
AT28BV256
H
Parameter
Input Load Current
Output Leakage Current
V
V
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
= 12.0V ± 0.5V.
CC
CC
Active Current
Standby Current CMOS
IL
or V
IH
.
Condition
V
V
CE = V
f = 5 MHz; I
I
I
OL
OH
IN
I/O
= 1.6 mA
= 0V to V
= -100 µA
= 0V to V
CC
CE
V
V
V
V
X
X
X
IH
- 0.3V to V
IL
IL
IL
OUT
CC
CC
= 0 mA
+ 1V
CC
+ 1V
V
OE
V
V
V
V
X
X
H
IH
IH
IL
(1)
IL
(3)
AT28BV256-20
-40°C - 85°C
Min
2.7V - 3.6V
2.0
2.0
WE
V
V
V
V
X
X
X
IH
IL
IH
IL
Max
0.6
0.3
10
10
50
15
0273K–PEEPR–2/09
High Z
High Z
High Z
D
D
I/O
OUT
Units
IN
mA
µA
µA
µA
V
V
V
V