AS3991-BQFT austriamicrosystems, AS3991-BQFT Datasheet - Page 48

• Manufacturer Part Number: AS3991-BQFT
• Description: IC UHF RFID READER 64-QFN
• Manufacturer: austriamicrosystems

Specifications of AS3991-BQFT

• Rf Type: Read / Write
• Frequency: 840MHz ~ 960MHz
• Features: ISO-18000-6
• Package / Case: 64-VFQFN, Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AS3991-BQFT; AS3991-BQFTTR

AS3990/AS3991
Data Sheet - P a c k a g e D r a w i n g s a n d M a r k i n g s
9 Package Drawings and Markings
The device is available in a 64-pin QFN (9mm x 9mm) package.
Figure 12. Package Drawings
Table 48. Package Dimensions
Notes:
www.austriamicrosystems.com
Symbol
1. Dimensioning and Tolerancing conform to ASME Y14.5M-1994.
2. All dimensions are in millimeters. Angles are in degrees.
3. Dimension b applies to metalized terminal and is measured between 0.25mm and 0.30mm from terminal tip.
4. Coplanarity applies to the exposed heat slug as well as the terminal.
5. Radius on terminal is optional.
- REF: Reference Dimension, usually without tolerance, for information purposes only.
- BSC: Basic Dimension. Theoretically exact value shown without tolerances.
A1
A3
A
D
E
b
Dimension L1 represents terminal full back from package edge up to 0.1mm is acceptable.
48
33
32
49
0.80
0.18
Min
-
0.203 REF
9.00 BSC
9.00 BSC
Nom
0.85
0.23
17
64
16
1
Max
0.90
0.05
0.28
Revision 3.81
Symbol
D2
E2
L1
e
L
5.90
5.90
0.35
Min
-
0.500 BSC
Nom
6.00
6.00
0.40
Max
6.10
6.10
0.45
0.10
48 - 51