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參數(shù)資料
| 型號： | W24257CS-70L |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | SRAM |
| 英文描述： | 32K X 8 STANDARD SRAM, 70 ns, PDSO28 |
| 封裝： | 0.330 INCH, SOP-28 |
| 文件頁數(shù)： | 11/11頁 |
| 文件大?。?/td> | 211K |
| 代理商： | W24257CS-70L |
Preliminary W24257C
Publication Release Date: January 1999
- 9 -
Revision A1
PACKAGE DIMENSIONS
28-pin P-DIP
Seating Plane
1. Dimension D Max. & S include mold flash or
tie bar burrs.
2. Dimension E1 does not include interlead flash.
3. Dimension D & E1 include mold mismatch and
are determined at the mold parting line.
6. General appearance spec. should be based on
final visual inspection spec.
.
1.63
1.47
0.064
0.058
Notes:
Symbol
Min. Nom. Max.
Max.
Nom.
Min.
Dimension in Inches
Dimension in mm
A
B
c
D
e
A
L
S
A
1
2
E
0.060
1.52
0.210
5.33
0.010
0.150
0.016
0.155
0.018
0.160
0.022
3.81
0.41
0.25
3.94
0.46
4.06
0.56
0.008
0.120
0.670
0.010
0.130
0.014
0.140
0.20
3.05
0.25
3.30
0.36
3.56
0.540
0.550
0.545
13.72
13.97
13.84
17.02
15.24
14.99
15.49
0.600
0.590
0.610
2.29
2.54
2.79
0.090
0.100
0.110
B1
1
e
E1
a
1.460
1.470
37.08
37.34
0
15
0.090
2.29
0.650
0.630
16.00
16.51
4. Dimension B1 does not include dambar
protrusion/intrusion.
5. Controlling dimension: Inches.
15
0
eA
2
A
a
c
E
Base Plane
1
A
1
e
L
A
S
1
E
D
1
B
28
1
15
14
28-pin P-DIP Skinny
1. Dimension D Max. & S include mold flash or
tie bar burrs.
2. Dimension E1 does not include interlead flash.
3. Dimension D & E1 include mold mismatch and
are determined at the mold parting line.
6. General appearance spec. should be based on
final visual inspection spec.
1.63
1.47
0.064
0.058
Notes:
Symbol
Min.
Nom.
Max.
Nom.
Min.
Dimension in Inches
Dimension in mm
A
B
c
D
e
A
L
S
A
1
2
E
0.060
1.52
0.175
4.45
0.010
0.125
0.016
0.130
0.018
0.135
0.022
3.18
0.41
0.25
3.30
0.46
3.43
0.56
0.008
0.120
0.370
0.010
0.130
0.014
0.140
0.20
3.05
0.25
3.30
0.36
3.56
0.293
0.288
0.283
7.44
7.32
7.19
9.40
7.87
7.62
8.13
0.310
0.300
0.320
2.29
2.54
2.79
0.090
0.100
0.110
B1
1
e
E1
a
1.388
1.400
35.26
35.56
0°
15°
0.055
1.40
0.350
0.330
8.38
8.89
15°
0°
4. Dimension B1 does not include dambar
protrusion/intrusion.
5. Controlling dimension: Inches.
e
A
a
c
E
Base Plane
Mounting Plane
1
A
1
e
L
A
S
1
E
D
1
B
28
15
1
14
2
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W24257J-70L | 32K X 8 STANDARD SRAM, 70 ns, PDSO28 |
| W24L11Q-70LE | 128K X 8 STANDARD SRAM, 70 ns, PDSO32 |
| W24L11S-55L | 128K X 8 STANDARD SRAM, 55 ns, PDSO32 |
| W24L11Q-70L | 128K X 8 STANDARD SRAM, 70 ns, PDSO32 |
| W24L11S-70L | 128K X 8 STANDARD SRAM, 70 ns, PDSO32 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W24257K70LL | 制造商:WINBOND 功能描述:New |
| W24257Q-70L | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM |
| W24257Q-70LE | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM |
| W24257Q-70LL | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM |
| W24257S-70L | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 SRAM |
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