15
0007N–PEEPR–9/09
AT28HC256
27.2 Industrial Green Package Option (Pb/Halide-free)
27.3 Ordering Information Note
Previous datasheets 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.
27.2.1 AT28HC256
t
ACC
(ns)
I
CC
(mA)
Ordering Code Package Operation RangeActive Standby
70 80 0.3
AT28HC256-70JU 32J
Industrial
(-40° C to 85° C)
AT28HC256-70SU 28S
AT28HC256-70TU 28T
90 80 0.3
AT28HC256-90JU 32J
AT28HC256-90SU 28S
AT28HC256-90TU 28T
120 80 0.3
AT28HC256-12JU 32J
AT28HC256-12SU 28S
AT28HC256-12TU 28T
27.2.2 AT28HC256E
t
ACC
(ns)
I
CC
(mA)
Ordering Code Package Operation RangeActive Standby
90 80 0.3
AT28HC256E-90JU 32J
Industrial
(-40° C to 85° C)
AT28HC256E-90SU 28S
AT28HC256E-90TU 28T
120 80 0.3
AT28HC256E-12JU 32J
AT28HC256E-12SU 28S
AT28HC256E-12TU 28T
27.2.3 AT28HC256F
t
ACC
(ns)
I
CC
(mA)
Ordering Code Package Operation RangeActive Standby
90 80 0.3
AT28HC256F-90JU 32J
Industrial
(-40° C to 85° C)
AT28HC256F-90SU 28S
AT28HC256F-90TU 28T
Package Type
32J 32-lead, Plastic J-leaded Chip Carrier (PLCC)
28S 28-lead, 0.300" Wide, Plastic Gull Wing Small Outline (SOIC)
28T 28-lead, Plastic Thin Small Outline Package (TSOP)
Options
Blank Standard Device: Endurance = 10K Write Cycles; Write Time = 10 ms
E High Endurance Option: Endurance = 100K Write Cycles
F Fast Write Option: Write Time = 3 ms