lh28f008sc Sharp Microelectronics of the Americas, lh28f008sc Datasheet - Page 31

• Manufacturer Part Number: lh28f008sc
• Description: 8m 1m ? 8 Flash Memory
• Manufacturer: Sharp Microelectronics of the Americas

8M (1M × 8) Flash Memory
ALTERNATIVE CE
NOTES:
1. In systems where CE
2. Sampled, not 100% tested.
3. Refer to Command Definitions Table for valid A
4. V
5. See Ordering Information for device speeds (valid operational combinations).
6. See Transient Input/Output Reference Waveform and Transient Equivalent Testing Load Circuit (High Seed Configuration)
7. See Transient Input/Output Reference Waveform and Transient Equivalent Testing Load Circuit (Standard Configuration)
SYMBOL
t
V
times should be measured relative to the CE
or lock-bit configuration success (SR.1/3/4/5 = 0).
for testing characteristics.
for testing characteristics.
t
PHHEH
t
t
t
t
t
t
t
t
t
t
t
t
t
t
EHWH
DVEH
EHDX
QVPH
AVAV
WLEL
VPEH
AVEH
EHAX
EHRL
EHGL
QVVL
PHEL
ELEH
EHEL
PP
CC
should be held at V
= 5 V ± 0.5 V, 5 V ± 0.25 V, TA = 0°C to +70°C
Write Cycle Time
RP
CE
WE Setup to CE
Going Low
CE
RP
V
Going High
Address Setup to CE
Going High
Data Setup to CE
Data Hold from CE
Address Hold from CE
WE Hold from CE
CE
CE
Write Recovery before Read
V
RY
RP
RY
Going High
PP
PP
»
»
»
»
»
»
»
/ BY
»
»
/ BY
High to RY
High Recovery to
Going Low
V
Pulse Width High
V
Setup to CE
Hold from Valid SRD,
Pulse Width
HH
HH
»
»
High
High
PARAMETER
»
Setup to CE
Hold from Valid SRD,
defines the write pulse width (within a longer WE
PPH1/2/3
»
- Controlled Writes
»
/ BY
»
»
»
(and if necessary RP
»
High
»
Going High
»
Going Low
High
»
»
»
High
»
waveform.
IN
LH28F008SC-85
and D
MIN.
100
100
50
40
40
25
85
1
0
5
5
0
0
0
0
»
should be held at V
1
IN
(Continued)
for block erase, byte write, or lock-bit configuration.
MAX.
90
6
»
LH28F008SC-90
timing waveform), all setup, hold, and inactive WE
MIN.
HH
100
100
90
50
40
40
25
1
0
5
5
0
0
0
0
) until determination of block erase, byte write,
MAX.
90
7
LH28F008SC-120
MIN .
120
100
100
50
40
40
25
1
0
5
5
0
0
0
0
MAX.
90
7
UNIT NOTE
LH28F008SC
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
»
2, 4
2, 4
2
2
2
3
3
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