lh28f400su-lc Sharp Microelectronics of the Americas, lh28f400su-lc Datasheet - Page 33

• Manufacturer Part Number: lh28f400su-lc
• Description: 512k 256k Flash Memory
• Manufacturer: Sharp Microelectronics of the Americas

4M (512K × 8, 256K × 16) Flash Memory
Erase and Word/Byte Write Performance
NOTES:
1. 25°C, V
2. Excludes System-Level Overhead.
3. Two-Byte SerialWrite mode is valid at x8-bit configuration only.
4. Word Write Mode is valid at x16-bit configuration only.
5. Depends on the number of protected blocks.
SYMBOL
t
t
t
t
t
t
V
WHRH
WHRH
WHRH
WHRH
WHRH
WHRH
CC
= 3.3 V ± 0.3 V, T
5
6
1
2
3
4
PP
= 5.0 V
Byte Write Time
Two-Byte Serial Write Time
Word Write Time
16KB Block Write Time
16KB Block Write Time
16KB Block Write Time
Block Erase Time (16KB)
Full Chip Erase Time
PARAMETER
A
= 0°C to +70°C
12 - 19.2
TYP.
0.33
0.26
0.26
0.8
20
30
30
(1)
MIN.
MAX.
1.5
1.2
1.2
13
UNITS
µs
µs
µs
s
s
s
s
s
Byte Write Mode
Two-Byte Serial Write Mode
Word Write Mode
TEST CONDITIONS
LH28F400SU-LC
NOTE
2, 4
2, 3
2, 3
2, 4
2, 5
2
2
2
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