AT28HC256-12 ATMEL [ATMEL Corporation], AT28HC256-12 Datasheet - Page 12

• Manufacturer Part Number: AT28HC256-12
• Description: 256 32K x 8 High Speed Parallel EEPROMs
• Manufacturer: ATMEL [ATMEL Corporation]

Ordering Information Note
Previous data sheets included the low power suffixes L, LE and LF on the AT28HC256 for 120 ns
and 90 ns speeds. The low power parameters are now standard ; therefore, the L, LE and LF suffixes
are no longer required.
Valid Part Numbers
The following table lists standard Atmel products that can be ordered.
2-290
Device Numbers
AT28HC256
AT28HC256
AT28HC256E
AT28HC256F
AT28HC256
AT28HC256E
AT28HC256F
28D6
28F
32J
32L
28P6
28S
28T
28U
Blank
E
F
28 Lead, 0.600" Wide, Non-Windowed, Ceramic Dual Inline Package (Cerdip)
28 Lead, Non-Windowed, Ceramic Bottom-Brazed Flat Package (Flatpack)
32 Lead, Plastic J-Leaded Chip Carrier (PLCC)
32 Pad, Non-Windowed, Ceramic Leadless Chip Carrier (LCC)
28 Lead, 0.600" Wide, Plastic Dual Inline Package (PDIP)
28 Lead, 0.300" Wide Plastic Gull Wing Small Outline (SOIC)
28 Lead, Plastic Thin Small Outline Package (TSOP)
28 Pin, Ceramic Pin Grid Array (PGA)
Standard Device: Endurance = 10K Write Cycles; Write Time = 10 ms
High Endurance Option: Endurance = 100K Write Cycles
Fast Write Option: Write Time = 3 ms
AT28HC256
Speed
70
90
90
90
12
12
12
Package and Temperature Combinations
JC, JI, PC, PI
JC, JI, PC, PI, TC, TI, DM/883, FM/883, UM/883
JC, JI, PC, PI, TC, TI, DM/883, FM/883, UM/883
JC, JI, PC, PI, TC, TI, DM/883, FM/883, UM/883
JC, JI, PC, PI, TC, TI, DM/883, FM/883, UM/883
JC, JI, PC, PI, TC, TI, DM/883, FM/883, UM/883
JC, JI, PC, PI, TC, TI, DM/883, FM/883, UM/883
Package Type
Options