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PDF LY61256 Data sheet ( Hoja de datos )
| Número de pieza | LY61256 | |
| Descripción | 32K X 8 BIT HIGH SPEED CMOS SRAM | |
| Fabricantes | Lyontek | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de LY61256 (archivo pdf) en la parte inferior de esta página. Total 13 Páginas | ||
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®
Rev. 1.5
LY61256
32K X 8 BIT HIGH SPEED CMOS SRAM
REVISION HISTORY
Revision
Rev. 1.0
Rev. 1.1
Rev. 1.2
Rev. 1.3
Rev. 1.4
Rev. 1.5
Description
Initial Issue
Delete Icc1/ ISB Spec.
Adding Skinny P-DIP
Revised STSOP Package Outline Dimension
Revised VTERM to VT1 and VT2
Revised Test Condition of ISB1/IDR
Added LL Spec.
Revised Test Condition of ICC
Revised FEATURES & ORDERING INFORMATION
Lead free and green package available to Green package
available
Deleted TSOLDER in ABSOLUTE MAXIMUN RATINGS
Added packing type in ORDERING INFORMATION
Issue Date
Jul.25.2004
Sep.21.2004
Aug.18.2005
Mar.26.2008
Feb.2.2009
Apr.17.2009
www.DataSheet4U.com
Lyontek Inc. reserves the rights to change the specifications and products without notice.
5F, No. 2, Industry E. Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan.
TEL: 886-3-6668838
FAX: 886-3-6668836
0
1 page  
®
Rev. 1.5
LY61256
32K X 8 BIT HIGH SPEED CMOS SRAM
AC ELECTRICAL CHARACTERISTICS
(1) READ CYCLE
PARAMETER
Read Cycle Time
Address Access Time
Chip Enable Access Time
Output Enable Access Time
Chip Enable to Output in Low-Z
Output Enable to Output in Low-Z
Chip Disable to Output in High-Z
Output Disable to Output in High-Z
Output Hold from Address Change
SYM. LY61256-8 LY61256-10 LY61256-12 LY61256-15 UNIT
MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX.
tRC 8 - 10 - 12 - 15 - ns
tAA - 8 - 10 - 12 - 15 ns
tACE - 8 - 10 - 12 - 15 ns
tOE - 4 - 5 - 6 - 7 ns
tCLZ*
2
-
2
-
3
-
4
- ns
tOLZ*
0
-
0
-
0
-
0
- ns
tCHZ*
-
4
-
5
-
6
-
7 ns
tOHZ*
-
4
-
5
-
6
-
7 ns
tOH 3 - 3 - 3 - 3 - ns
(2) WRITE CYCLE
PARAMETER
SYM. LY61256-8 LY61256-10 LY61256-12 LY61256-15 UNIT
MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX.
Write Cycle Time
tWC 8 - 10 - 12 - 15 - ns
Address Valid to End of Write
tAW 6.5 - 8 - 10 - 12 - ns
Chip Enable to End of Write
tCW 6.5 - 8 - 10 - 12 - ns
Address Set-up Time
tAS 0 - 0 - 0 - 0 - ns
Write Pulse Width
tWP 6.5 - 8 - 9 - 10 - ns
Write Recovery Time
tWR 0 - 0 - 0 - 0 - ns
Data to Write Time Overlap
tDW 5 - 6 - 7 - 8 - ns
Data Hold from End of Write Time tDH
0-
0-0-
0 - ns
Output Active from End of Write tOW* 1.5 - 2 - 3 - 4 - ns
Write to Output in High-Z
tWHZ* - 5 - 6 - 7 - 8 ns
*These parameters are guaranteed by device characterization, but not production tested.
www.DataSheet4U.com
Lyontek Inc. reserves the rights to change the specifications and products without notice.
5F, No. 2, Industry E. Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan.
TEL: 886-3-6668838
FAX: 886-3-6668836
4
5 Page 
®
Rev. 1.5
LY61256
32K X 8 BIT HIGH SPEED CMOS SRAM
28 pin 8x13.4mm STSOP Package Outline Dimension
HD
cL
12° (2x)
1 28
12° (2x)
14
D
15
"A"
Seating Plane
y
12° (2X)
14 15
GAUGE PLANE
1
www.DataSheet4U.com
SEATING PLANE
12° (2X)
0
L
28
"A" DATAIL VIEW
L1
SYMBOLS
A
A1
A2
b
c
HD
D
E
e
L
L1
Y
Θ
DIMENSIONS IN MILLIMETERS
MIN
NOM
MAX
1.00 1.10 1.20
0.05 - 0.15
0.91 1.00 1.05
0.17 0.22 0.27
0.10
0.15
0.20
13.20
13.40
13.60
11.70
11.80
11.90
7.90 8.00 8.10
- 0.55 -
0.30 0.50 0.70
0.675
-
-
0.00
- 0.076
0° 3° 5°
DIMENSIONS IN INCHES
MIN
NOM
MAX
0.040
0.043
0.047
0.002 - 0.006
0.036
0.039
0.041
0.007
0.009
0.011
0.004
0.006
0.008
0.520
0.528
0.535
0.461
0.465
0.469
0.311
0.315
0.319
- 0.0216 -
0.012
0.020
0.028
0.027
-
-
0.000 - 0.003
0° 3° 5°
Lyontek Inc. reserves the rights to change the specifications and products without notice.
5F, No. 2, Industry E. Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan.
TEL: 886-3-6668838
FAX: 886-3-6668836
10
11 Page | ||
| Páginas | Total 13 Páginas | |
| PDF Descargar | [ Datasheet LY61256.PDF ] | |
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