DG444 Maxim, DG444 Datasheet - Page 10

• Manufacturer Part Number: DG444
• Description: Maxim's redesigned DG444/DG445 analog switches now feature on-resistance matching (4&#8486 max) between switches and guaranteed on-resistance flatness over the signal range (9&#8486 max)
• Manufacturer: Maxim

(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages.)
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
10
© 2004 Maxim Integrated Products
Improved, Quad, SPST Analog Switches
Improved, Quad, SPST Analog Switches
____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
-DRAWING NOT TO SCALE-
-DRAWING NOT TO SCALE-
NOTES:
10. WARPAGE SHALL NOT EXCEED 0.10 mm.
11. MARKING IS FOR PACKAGE ORIENTATION REFERENCE ONLY.
12. NUMBER OF LEADS SHOWN ARE FOR REFERENCE ONLY.
SYMBOL
1. DIMENSIONING & TOLERANCING CONFORM TO ASME Y14.5M-1994.
MARKING
2. ALL DIMENSIONS ARE IN MILLIMETERS. ANGLES ARE IN DEGREES.
3. N IS THE TOTAL NUMBER OF TERMINALS.
4. THE TERMINAL #1 IDENTIFIER AND TERMINAL NUMBERING CONVENTION SHALL
5. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN 0.25 mm AND 0.30 mm
6. ND AND NE REFER TO THE NUMBER OF TERMINALS ON EACH D AND E SIDE RESPECTIVELY.
7. DEPOPULATION IS POSSIBLE IN A SYMMETRICAL FASHION.
8. COPLANARITY APPLIES TO THE EXPOSED HEAT SINK SLUG AS WELL AS THE TERMINALS.
9. DRAWING CONFORMS TO JEDEC MO220, EXCEPT EXPOSED PAD DIMENSION FOR T2855-1,
I.D.
PKG.
PIN # 1
JEDEC
ND
A1
A3
b
D
E
NE
e
k
L1
N
A
L
CONFORM TO JESD 95-1 SPP-012. DETAILS OF TERMINAL #1 IDENTIFIER ARE
OPTIONAL, BUT MUST BE LOCATED WITHIN THE ZONE INDICATED. THE TERMINAL #1
IDENTIFIER MAY BE EITHER A MOLD OR MARKED FEATURE.
FROM TERMINAL TIP.
T2855-3 AND T2855-6.
0.25
C
MIN.
0.70
4.90
4.90
0.25
0.30
0
-
0.20 REF.
16L 5x5
0.80 BSC.
WHHB
NOM.
0.75
0.02
0.30
5.00
5.00
0.40
16
4
4
-
-
XXXXX
MAX.
0.80
0.05
0.35
5.10
5.10
0.50
-
-
COMMON DIMENSIONS
0.25
MIN.
0.70
4.90
4.90
0.25
0.45
D
0
-
0.20 REF.
0.65 BSC.
20L 5x5
WHHC
NOM.
0.30
5.00
0.55
0.75
0.02
5.00
20
Printed USA
5
5
-
-
D/2
MAX.
0.80
0.05
0.35
5.10
5.10
0.65
-
-
e
MIN.
0.70
0.20
4.90
4.90
0.25
0.45
A1 A3
0
-
0.20 REF.
0.50 BSC.
E/2
28L 5x5
WHHD-1
NOM.
0.75
0.02
5.00
5.00
0.25
0.55
28
7
7
-
-
E
A
MAX.
0.80
0.05
0.30
5.10
5.10
0.65
-
-
0.10 C
0.70
0.20 0.25 0.30
4.90
4.90
0.25
0.30
MIN.
0.08 C
0
-
0.20 REF.
0.50 BSC.
WHHD-2
32L 5x5
NOM.
L1
0.75
0.02
5.00
5.00
0.40
32
8
8
-
-
L
MAX.
0.80
0.05
5.10
5.10
0.50
-
-
(NE-1) X e
DETAIL A
PKG.
CODES
T1655-1
T1655-2
T1655N-1
T2055-2
T2055-3
T2055-4
T2055-5
T2855-1
T2855-2
T2855-3
T2855-4
T2855-5
T2855-6
T2855-7
T2855-8
T2855N-1
T3255-2
T3255-3
T3255-4
T3255N-1
Package Information (continued)
L
is a registered trademark of Maxim Integrated Products.
3.00
3.00
3.00
3.00
3.00
3.15
3.15
2.60
3.15
2.60
2.60
3.15
2.60
3.15
3.15
3.00
3.00
3.00
3.00
3.00
MIN.
EXPOSED PAD VARIATIONS
k
NOM.
C L
3.10
3.10
3.10
3.10
3.10
3.10
3.25
3.25
2.70
3.25 3.35 3.15
2.70 2.80 2.60
2.70 2.80 2.60
3.25 3.35 3.15
2.70 2.80 2.60
3.25
3.25
3.10
3.10
3.10
3.10
e
D2
(ND-1) X e
e
3.20
3.20
3.20
3.20
3.20
3.20
3.35
3.35
2.80
3.35
3.35
3.20 3.00
3.20
3.20
3.20
PACKAGE OUTLINE,
16, 20, 28, 32L THIN QFN, 5x5x0.8mm
D2
PACKAGE OUTLINE,
16, 20, 28, 32L THIN QFN, 5x5x0.8mm
MAX.
L C
D2/2
3.00
3.00
3.00
3.00
3.00
3.00
3.15
3.15
2.60
3.15
3.15
3.00
3.00
3.00
MIN.
**
SEE COMMON DIMENSIONS TABLE
NOM. MAX.
3.10 3.20
3.10 3.20
3.10
3.10
3.10
3.10
3.25 3.35
3.25
2.70 2.80
3.25 3.35
2.70 2.80
2.70 2.80
3.25 3.35
2.70 2.80
3.25 3.35
3.25 3.35
3.10 3.20
3.10
3.10
3.10
E2
b
21-0140
21-0140
DETAIL B
3.20
3.20
3.20
3.20
3.35
3.20
3.20
3.20
L
E2/2
0.10 M C A B
PIN # 1 I.D.
0.35x45∞
L C
±0.15
0.40
0.40
e
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
L
E2
L C
DOWN
BONDS
ALLOWED
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
Y
Y
N
G
G
L
1
2
2
2