M27W256-80N6TR(2006) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

M27W256-80N6TR
(Rev.:2006)

256 Kbit (32Kb x 8) Low Voltage UV EPROM and OTP EPROM

STMicroelectronics 

Package mechanical data

M27W256

5.2

28-pin Plastic DIP, 600 mils width (PDIP28)

Figure 11. PDIP28 package outline

A2 A

A1 L

B1

B

e1

D2

α

C

eA

eB

D

S

N

) E1 E

t(s 1

roduc ) Table 12. PDIP28 package mechanical data

lete P uct(s Symbol

millimeters

Min

Typ

Max

so rod A

4.445

b P A1

0.630

- O te A2

3.050

3.810

4.570

) le B

0.450

t(s o B1

1.270

c bs C

0.230

0.310

u O D

36.580

36.830

37.080

rod ) - D2

33.020

P t(s E

15.240

te c E1

12.700

13.720

14.480

le du e1

2.540

so ro eA

14.800

15.000

15.200

b PeB

15.200

16.680

O teL

3.300

le S

1.78

2.08

so α

0°

10°

Ob N

28

PDIP

Min

0.1201

0.0091

1.4402

0.5000

0.5827

0.5984

0.070

0°

inches

Typ

0.1750

0.0248

0.1500

0.0177

0.0500

1.4500

1.3000

0.6000

0.5402

0.1000

0.5906

0.1299

28

Max

0.1799

0.0122

1.4598

0.5701

0.5984

0.6567

0.082

10°

18/23

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