AS3910-BQFP View Datasheet(PDF) - austriamicrosystems AG

Part Name

Description

Manufacturer

AS3910-BQFP

13.56 MHz RFID Reader IC, ISO-14443 A/B

austriamicrosystems AG 

AS3910

Data Sheet - Package Drawings and Markings

9 Package Drawings and Markings

The devices are available in a 32-pin QFN (5x5mm) package.

Figure 11. 32-pin QFN (5x5mm) Package

Symbol

A

A1

A3

b

D

E

D2

Min

Typ

Max

0.80

0.85

0.90

0.00

0.05

0.203 REF

0.18

0.23

0.30

5.00 BSC

5.00 BSC

3.20

3.30

3.40

Symbol

E2

e

L

L1

P

aaa

ccc

Min

Typ

Max

3.20

3.30

3.40

0.50 BSC

0.35

0.40

0.45

0.10

45º BSC

0.15

0.10

Notes:

1. Dimensioning and tolerancing conform to ASME Y14.5M-1994.

2. All dimensions are in millimeters, angle are in degrees.

3. Dimension b applies to metallized terminal and is measured between 0.25 and 0.30mm from terminal tip. Dimension L1 represents ter-

minal full back from package edge up to 0.1mm is acceptable.

4. Coplanarity applies to the exposed heat slug as well as the terminal.

5. Radius on terminal is optional.

www.austriamicrosystems.com/HF_RFID_Reader/AS3910

Revision 2.3

45 - 47

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