isl22444 Intersil Corporation, isl22444 Datasheet - Page 18

• Manufacturer Part Number: isl22444
• Description: Quad Digitally Controlled Potentiometer Xdcp? , Low Noise, Low Power, Spi? Bus, 256 Taps
• Manufacturer: Intersil Corporation

Quad Flat No-Lead Plastic Package (QFN)
Micro Lead Frame Plastic Package (MLFP)
18
ISL22444
L20.5x5
20 LEAD QUAD FLAT NO-LEAD PLASTIC PACKAGE
NOTES:
10. Compliant to JEDEC MO-220VHHC Issue I except for the "b"
1. Dimensioning and tolerancing conform to ASME Y14.5-1994.
2. N is the number of terminals.
3. Nd and Ne refer to the number of terminals on each D and E.
4. All dimensions are in millimeters. Angles are in degrees.
5. Dimension b applies to the metallized terminal and is measured
6. The configuration of the pin #1 identifier is optional, but must be
7. Dimensions D2 and E2 are for the exposed pads which provide
8. Nominal dimensions are provided to assist with PCB Land Pattern
9. Features and dimensions A2, A3, D1, E1, P & θ are present when
SYMBOL
between 0.15mm and 0.30mm from the terminal tip.
located within the zone indicated. The pin #1 identifier may be
either a mold or mark feature.
improved electrical and thermal performance.
Design efforts, see Intersil Technical Brief TB389.
Anvil singulation method is used and not present for saw
singulation.
dimension.
A1
A2
A3
D1
D2
E1
E2
Nd
Ne
A
D
E
N
P
b
e
k
L
θ
0.80
0.23
2.95
2.95
0.20
0.35
MIN
-
-
-
-
MILLIMETERS
NOMINAL
5.00 BSC
4.75 BSC
5.00 BSC
4.75 BSC
0.20 REF
0.65 BSC
0.90
0.02
0.65
0.30
3.10
3.10
0.60
20
5
5
-
-
-
MAX
1.00
0.05
1.00
0.38
3.25
3.25
0.75
0.60
12
-
Rev. 4 11/04
May 24, 2007
NOTES
FN6426.0
5, 8
7, 8
7, 8
9
9
9
9
8
2
3
3
9
9
-
-
-
-
-
-