AT28C256E-25JI Atmel, AT28C256E-25JI Datasheet - Page 18

• Manufacturer Part Number: AT28C256E-25JI
• Description: EEPROM 256K HI-ENDURANCE SDP- 250NS IND TEMP
• Manufacturer: Atmel

Specifications of AT28C256E-25JI

• Product Category: EEPROM
• Memory Size: 256 Kbit
• Organization: 32 K x 8
• Data Retention: 10 yr
• Maximum Operating Current: 50 mA
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: PLCC-32
• Access Time: 150 ns
• Interface Type: SPI
• Minimum Operating Temperature: - 40 C
• Output Enable Access Time: 100 ns
• Factory Pack Quantity: 32
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V

29.2
18
28F – Flatpack
Dimensions in Millimeters and (Inches).
Controlling dimension: Inches.
MIL-STD 1835 F-12 Config B
AT28C256
R
2325 Orchard Parkway
San Jose, CA 95131
18.49(0.728)
18.08(0.712)
0.23(0.009)
0.10(0.004)
PIN #1 ID
10.57(0.416)
TITLE
9.75(0.384)
1.96(0.077)
7.26(0.286)
6.96(0.274)
28F, 28-lead, Non-windowed, Ceramic Bottom-brazed
Flat Package (FlatPack)
1.09(0.043)
1.14(0.045)
0.660(0.026)
9.40(0.370)
6.35(0.250)
0.38(0.015)
1.27(0.050) BSC
1.14(0.045) MAX
0.56(0.022)
3.02(0.119)
2.29(0.090)
DRAWING NO.
28F
0006M–PEEPR–12/09
10/21/03
REV.
B