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參數資料
| 型號： | W24257C |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 32K×8bit CMOS Static RAM(32K×8位CMOS靜態RAM) |
| 中文描述： | 32K的× 8位的CMOS靜態RAM（32K的× 8位的CMOS靜態RAM）的 |
| 文件頁數： | 9/11頁 |
| 文件大小： | 211K |
| 代理商： | W24257C |
Preliminary W24257C
- 9 -
Publication Release Date: January 1999
Revision A1
PACKAGE DIMENSIONS
28-pin P-DIP
Seating Plane
1. Dimension D Max. & S include mold flash or
2. Dimension E1 does not include interlead flash.
3. Dimension D & E1 include mold mismatch and
4. Dimension B1 does not include dambar
5. Controlling dimension: Inches.
6. General appearance spec. should be based on
1.63
1.47
0.064
0.058
Notes:
Symbol
Min. Nom. Max.
Max.
Nom.
Min.
Dimension in Inches
Dimension in mm
A
A
A
B
B
1
c
D
E
E
1
e
L
a
A
S
1
2
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
1
e
1.460
1.470
37.08
37.34
0
15
0.090
2.29
0.650
0.630
16.00
16.51
15
0
e
A
2
A
a
c
E
Base Plane
1
A
1
e
L
A
S
1
E
D
1
B
B
28
1
15
14
28-pin P-DIP Skinny
1. Dimension D Max. & S include mold flash or
2. Dimension E1 does not include interlead flash.
3. Dimension D & E1 include mold mismatch and
4. Dimension B1 does not include dambar
5. Controlling dimension: Inches.
6. General appearance spec. should be based on
1.63
1.47
0.064
0.058
Notes:
Symbol
Min.
Nom.
Max.
Max.
Nom.
Min.
Dimension in Inches
Dimension in mm
A
A
A
B
B
1
c
D
E
E
1
e
L
a
A
S
1
2
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
1
e
1.388
1.400
35.26
35.56
0
°
15
°
0.055
1.40
0.350
0.330
8.38
8.89
15
°
0
°
e
A
A
a
c
E
Base Plane
Mounting Plane
1
A
1
e
L
A
S
1
E
D
1
B
B
28
15
1
14
2
相關PDF資料 |
PDF描述 |
|---|---|
| W24258C | 32K×8bit CMOS Static RAM(32K×8位CMOS靜態RAM) |
| W24258S-55LL | 32K X 8 CMOS STATIC RAM |
| W24258S-70LE | 32K X 8 CMOS STATIC RAM |
| W24258S-70LI | 32K X 8 CMOS STATIC RAM |
| W24258S-70LL | 32K X 8 CMOS STATIC RAM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| 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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