AT25256A-10CI-1.8 Atmel, AT25256A-10CI-1.8 Datasheet - Page 3

• Manufacturer Part Number: AT25256A-10CI-1.8
• Description: IC EEPROM 256KBIT 20MHZ 8LAP
• Manufacturer: Atmel

Specifications of AT25256A-10CI-1.8

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 256K (32K x 8)
• Speed: 5MHz, 10MHz, 20MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-LAP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Note:
DC Characteristics
Applicable over recommended operating range from T
T
Note:
AC Characteristics
Applicable over recommended operating range from T
CL = 1 TTL Gate and 30 pF (unless otherwise noted).
3368D–SEEPR–6/04
AE
Symbol
V
V
V
I
I
I
I
I
I
I
V
V
V
V
V
V
Symbol
f
t
t
t
CC1
CC2
SB1
SB2
SB3
IL
OL
SCK
RI
FI
WH
CC1
CC2
CC3
IL
IH
OL1
OH1
OL2
OH2
(1)
= -40 C to +125 C, V
(1)
1. This parameter is characterized and is not 100% tested.
1. V
IL
Parameter
Supply Voltage
Supply Voltage
Supply Voltage
Supply Current
Supply Current
Standby Current
Standby Current
Standby Current
Input Leakage
Output Leakage
Input Low-voltage
Input High-voltage
Output Low-voltage
Output High-voltage
Output Low-voltage
Output High-voltage
and V
Parameter
SCK Clock Frequency
Input Rise Time
Input Fall Time
SCK High Time
IH
max are reference only and are not tested.
CC
= +1.8V to +5.5V(unless otherwise noted).
Test Condition
V
Read
V
SO = Open, Read, Write
V
V
V
V
V
4.5
1.8V
CC
CC
CC
CC
CC
IN
IN
= 0V to V
= 0V to V
= 5.0V at 20 MHz, SO = Open,
= 5.0V at 10 MHz,
= 1.8V, CS = V
= 2.7V, CS = V
= 5.0V, CS = V
V
CC
V
CC
5.5V
CC
CC
3.6V
, T
AC
CC
CC
CC
AI
AI
= 0 C to 70 C
I
I
I
I
OL
OH
OL
OH
= -40 C to + 85 C, T
= -40°C to +85°C, V
4.5 - 5.5
2.7 - 5.5
1.8 - 5.5
4.5 - 5.5
2.7 - 5.5
1.8 - 5.5
4.5 - 5.5
2.7 - 5.5
1.8 - 5.5
4.5 - 5.5
2.7 - 5.5
1.8 - 5.5
Voltage
= 3.0 mA
= 0.15 mA
= -1.6 mA
= -100 µA
AT25128A/256A [Preliminary]
V
V
V
CC
CC
AE
CC
CC
Min
-3.0
-3.0
-1.0
1.8
2.7
4.5
= +1.8V to +5.5V,
x 0.7
- 0.8
- 0.2
= -40 C to +125 C, V
Min
20
40
80
0
0
0
Typ
8.0
5.0
0.2
0.5
2.0
Max
20
10
5
2
2
2
2
2
2
V
V
CC
CC
CC
Max
10.0
5.5
5.5
5.5
7.0
3.0
3.0
5.0
3.0
3.0
0.4
0.2
x 0.3
+ 0.5
= As Specified,
Units
MHz
µs
µs
ns
Units
mA
mA
µA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
3