le79555 Zarlink Semiconductor, le79555 Datasheet - Page 21

• Manufacturer Part Number: le79555
• Description: Subscriber Line Interface Circuit
• Manufacturer: Zarlink Semiconductor

32-Pin QFN (8x8)
Note:
Packages may have mold tooling markings on the surface. These markings have no impact on the form, fit or function of the
device. Markings will vary with the mold tool used in manufacturing.
Symbol
aaa
bbb
ccc
A2
D2
E2
A1
A3
D
N
A
b
E
e
L
0.80
0.18
5.70
5.70
0.43
0.00
Min
32 LEAD QFN
0.57 REF
8.00 BSC
8.00 BSC
0.80 BSC
0.20 REF
Nom
0.90
0.23
5.80
5.80
0.53
0.02
0.20
0.10
0.10
32
Max
1.00
0.28
5.90
5.90
0.63
0.05
Zarlink Semiconductor Inc.
4. The Terminal #1 identifier and terminal numbering convention
NOTES:
1. Dimensioning and tolerancing conform to ASME Y14.5M-1994.
2. All dimensions are in millimeters.
3. N is the total number of terminals.
5. Coplanarity applies to the exposed pad as well as the terminals.
6. Reference Document: JEDEC MO-220.
7. Lead width deviates from the JEDEC MO-220 standard.
32-Pin QFN
shall conform to JEP 95-1 and SSP-012. Details of the T erminal #1
identifier are optional, but must be located within the zone
indicated. The Terminal #1 identifier may be either a mold or
marked feature.
21
is in degrees.