AT25256B-SSHL-T Atmel, AT25256B-SSHL-T Datasheet - Page 3

• Manufacturer Part Number: AT25256B-SSHL-T
• Description: IC EEPROM 256KBIT 20MHZ 8SOIC
• Manufacturer: Atmel

Specifications of AT25256B-SSHL-T

• 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-SOIC (0.154", 3.90mm Width)
• Density: 256Kb
• Interface Type: Serial (SPI)
• Organization: 32Kx8
• Access Time (max): 80ns
• Frequency (max): 5MHz
• Write Protection: Yes
• Data Retention: 100Year
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Operating Temp Range: -40C to 85C
• Supply Current: 10mA
• Operating Supply Voltage (min): 1.8V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8698B–SEEPR–3/10
Table 1-1.
Applicable over recommended operating range from T
Notes:
Table 1-2.
Applicable over recommended operating range from T
V
Notes:
Symbol
C
C
Symbol
V
V
V
I
I
I
I
I
I
I
I
V
V
V
V
V
V
CC
CC1
CC2
CC3
SB1
SB2
SB3
IL
OL
CC1
CC2
CC3
IL
IH
OL1
OH1
OL2
OH2
OUT
IN
(1)
(1)
= +1.8V to +5.5V(unless otherwise noted)
1. This parameter is characterized and is not 100% tested.
1. V
IL
min and V
Pin Capacitance
DC Characteristics
Parameter
Supply Voltage
Supply Voltage
Supply Voltage
Supply Current
Supply Current
Supply Current
Standby Current
Standby Current
Standby Current
Input Current
Output Leakage
Input Low-voltage
Input High-voltage
Output Low-voltage
Output High-voltage
Output Low-voltage
Output High-voltage
Test Conditions
Output Capacitance (SO)
Input Capacitance (CS, SCK, SI, WP, HOLD)
IH
max are reference only and are not tested.
(1
Test Condition
V
V
V
V
V
V
V
V
3.6V  V
1.8V  V
CC
CC
CC
CC
CC
CC
IN
IN
= 0V to V
= 0V to V
= 5.0V at 20 MHz, SO = Open, Read
= 5.0V at 10 MHz, SO = Open, Read, Write
= 5.0V at 1 MHz, SO = Open, Read, Write
= 1.8V, CS = V
= 2.5V, CS = V
= 5.0V, CS = V
CC
CC
 5.5V
 3.6V
CC
CC
, T
A
A
AC
= 25°C, f = 1.0 MHz, V
= −40°C to +85°C, V
CC
CC
CC
= 0°C to 70°C
I
I
I
I
OL
OH
OL
OH
= 3.0 mA
= 0.15 mA
= 1.6 mA
= 100 µA
CC
CC
= +1.8V to +5.5V,
= +5.0V (unless otherwise noted)
Max
8
6
V
V
V
CC
CC
CC
–3.0
–3.0
–1.0
Min
1.8
2.5
4.5
x 0.7
- 0.8
- 0.2
AT25128B/256B
Units
pF
pF
Typ
9.0
5.0
2.2
0.2
0.5
2.0
V
V
CC
CC
Max
10.0
5.5
5.5
5.5
7.0
3.5
3.0
3.0
5.0
3.0
3.0
0.4
0.2
V
V
x 0.3
+ 0.5
OUT
IN
Conditions
= 0V
= 0V
Units
mA
mA
mA
µA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
3