LRS1341 Sharp, LRS1341 Datasheet - Page 11

• Manufacturer Part Number: LRS1341
• Description: Stacked Chip 16M Flash Memory and 2M SRAM
• Manufacturer: Sharp

Stacked Chip (16M Flash & 2M SRAM)
Write Cycle (F-CE Controlled)
NOTES:
1. Read timing characteristics during block erase and word write operations are the same as
2. Refer to the ‘Flash Memory Command Definition’ section for valid A
Block Erase and Word Write Performance
NOTES:
1. Reference values at T
2. Excludes system-level overhead.
Data Sheet
Write Cycle Time
F-RP HIGH Recovery to F-CE going to LOW
F-WE Setup to F-CE going LOW
F-CE Pulse Width
F-RP V
F-WP V
F-V
Address Setup to F-CE going HIGH
Data Setup to F-CE going HIGH
Data Hold from F-CE HIGH
Address Hold from F-CE HIGH
F-WE Hold from F-CE HIGH
F-CE Pulse Width HIGH
F-CE HIGH to F-RY/BY going LOW
Write Recovery before Read
F-V
F-RP V
F-WP V
SYMBOL
T
during read-only operations. Refer to AC Characteristics for Read Cycle.
T
t
t
t
t
t
t
t
t
WHQV1
WHQV2
WHRZ1
WHRZ2
EHQV1
EHQV2
EHRZ1
EHRZ2
A
PP
PP
A
= -25°C to +85°C, V
= -25°C to +85°C, V
Setup to F-CE going HIGH
Hold from Valid SRD, F-RY/BY HIGH-Z
HH
HH
IH
IH
Setup to F-CE going HIGH
Hold from Valid SRD, F-RY/BY HIGH
Setup to F-CE going HIGH
Hold from Valid SRD, F-RY/BY HIGH-Z
Word Write Time 32K-word Block
Word Write Time 4K-word Block
Block Write Time 32K-word Block
Block Write Time 4K-word Block
Block Erase Time 32K-word Block
Block Erase Time 4K-word Bock
Word Write Suspend Latency Time to Read
Erase Suspend Latency Time to Read
PARAMETER
A
= +25°C and V
CC
CC
PARAMETER
= 2.7 V to 3.6 V
= 2.7 V to 3.6 V
2
2
CC
= 3.0 V, V
1
PP
= 3.0 V.
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
EHWH
WLEL
PHEH
SHEH
VPEH
AVEH
DVEH
EHDX
EHAX
EHGL
QVPH
AVAV
PHEL
ELEH
EHEL
EHRL
QVVL
QVSL
MIN.
V
PP
IN
and D
= 2.7 V to 3.6 V
TYP.
19.3
1.8
0.3
1.2
0.5
7.5
MIN.
55
60
100
100
100
100
IN
10
70
50
50
25
0
0
0
0
0
0
0
0
for block erase or word write.
1
MAX.
23.6
8.6
MAX.
100
V
MIN.
PP
= 11.4 V to 12.6 V
TYP.
11.8
0.6
0.2
0.7
0.5
6.5
15
30
UNIT
1
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MAX.
7.5
15
LRS1341/LRS1342
UNIT
µs
µs
µs
µs
s
s
s
s
NOTES
2
2
2
2
2
2
11