MR20H40VDC View Datasheet(PDF) - Extech Instruments Corporation.

Part Name

Description

MFG CO.

MR20H40VDC

NVRAM 4Mb 3.3V 512Kx8 SPI

Extech Instruments Corporation. 

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MR20H40 / MR25H40

Figure 18 – DFN Small Flag Package

Exposed metal Pad. Do not

connect anything except VSS

A

2X 0.10 C

5

8

2X 0.10 C

J

B

I

G

L

M

H

Pin 1 Index

C

Detail A

F

4

1

K

N

D

E

Detail A

Dimension A B C

D

EFG H I J

K

L MN

Max.

Min.

5.10 6.10 0.90

4.90 5.90 0.80

1.27

BSC

0.45 0.05 1.60

0.35 0.00 1.20

0.70 2.10 2.10

0.50 1.90 1.90

.210

0.05

C0.45 R0.20

.196

0.00

Notes:

1. Reference JEDEC MO-229.

2. All dimensions are in mm. Angles in degrees.

3. Coplanarity applies to the exposed pad as well as the terminals. Coplanarity shall be within 0.08 mm.

4. Warpage shall not exceed 0.10 mm.

Copyright © Everspin Technologies 2014

26

MR20H40 / MR25H40 Revision 11, 8/2014

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