AT25256B-SSHL-B Atmel, AT25256B-SSHL-B Datasheet - Page 26

• Manufacturer Part Number: AT25256B-SSHL-B
• Description: EEPROM 256Kbit; SPI Bus High Spd; Mode 0 & 3
• Manufacturer: Atmel

Specifications of AT25256B-SSHL-B

• Memory Size: 256Kbit
• Memory Configuration: 32768 X 8
• Interface Type: Serial, SPI
• Clock Frequency: 3MHz
• Supply Voltage Range: 1.8V To 5.5V
• Memory Case Style: SOIC
• No. Of Pins: 8
• Rohs Compliant: Yes
• Density: 256Kb
• Organization: 32Kx8
• Access Time (max): 80ns
• Frequency (max): 5MHz
• Write Protection: Yes
• Data Retention: 100Year
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Package Type: SOIC
• 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

7.4
26
8MA2 - UDFN
AT25128B/256B [Preliminary]
b (8x)
e (6x)
Package Drawing Contact:
[e-mail]
A2
A1
1
2
3
4
8
7
6
5
L (8x)
Pin 1 ID
Pin#1 ID
(R0.10)
E2
E
TITLE
8MA2, 8-pad, 2 x 3 x 0.6 mm Body, Thermally
Enhanced Plastic Ultra Thin Dual Flat No
Lead Package (UDFN)
0.35
K
8
7
6
5
1
2
3
4
A
D2
D
SYMBOL
E2
A
C
e
D
E
D2
A1
A2
L
b
K
C
1.40
0.50
0.30
0.18
0.20
COMMON DIMENSIONS
MIN
1.20
0.0
(Unit of Measure = mm)
–
GPC
YNZ
0.152 REF
2.00 BSC
3.00 BSC
0.50 BSC
NOM
1.50
1.30
0.55
0.02
0.35
0.25
–
–
DRAWING NO.
MAX
8MA2
1.60
1.40
0.60
0.05
0.55
0.40
0.30
–
8593C–SEEPR–8/09
4/15/08
NOTE
3
REV.
A