isl12020m Intersil Corporation, isl12020m Datasheet - Page 28

• Manufacturer Part Number: isl12020m
• Description: Real Time Clock With Embedded Crystal, ?5ppm Accuracy
• Manufacturer: Intersil Corporation

Package Outline Drawing
L20.4.0x5.5
20 LEAD DUAL FLAT NO-LEAD PLASTIC PACKAGE
Rev 2, 6/08
Package Boundary
INDEX AREA
2X 1.50
10X 0.45
PIN 1
(2X 0.20)
TYPICAL RECOMMENDED LAND PATTERN
2X 2.44
10X 0.50
10X 0.25
10 X 0.25
TOP VIEW
(4.85)
28
(4.95)
(4.50 )
(4.95)
4.00
0.30
10X 0.50
2.10
(0.10)
A
(2.20)
B
10X 0.70
2X
0.10
ISL12020M
(3.0)
4
(4.40)
0.10 M C
NOTES:
4
5.
10 X 0.50
MAX. 1.30
1.
2.
3.
4.
6.
7.
8.
18X 0.50
0.300
A
2.20
Tiebar shown (if present) is a non-functional feature.
Dimensions are in millimeters.
Dimensions in (
Dimensioning and tolerancing conform to AMSE Y14.5m-1994.
Unless otherwise specified, tolerance : Decimal ± 0.05
Dimension applies to the metallized terminal and is measured
between 0.15mm and 0.30mm from the terminal tip.
The configuration of the pin #1 identifier is optional, but must
be located within the zone indicated. The pin #1 identifier may
be either a mold or mark feature.
No other electrical connection allowed under backside of X1 or
X2 areas.
Soldering required to PCB for X1 and X2 pads each on a
seperate floating metal GRN).
B
10 x 0.25
10
11
0.10
2.10
0.30
C
BOTTOM VIEW
SIDE VIEW
DETAIL "X"
) for Reference Only.
0 . 2 REF
0-0.05
R0.0750
2.25
2.45
0.20
10X 0.50
1
20
0.66
5
SEATING PLANE
0.35
Angular ± 2°
R0.0750
SEE DETAIL "X"
0.10 C
10X 0.25
0.08 C
PIN #1 INDEX AREA
January 15, 2009
4
C
2X1.30
FN6667.2
6