LT1994 Linear Technology, LT1994 Datasheet - Page 19

• Manufacturer Part Number: LT1994
• Description: Low Noise - Low Distortion Fully Differential Input/Output Amplifier/Driver
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
3.5 ±0.05
2.15 ±0.05
(.0165 ± .0015)
0.42 ± 0.038
TYP
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
RECOMMENDED SOLDER PAD LAYOUT
NOTE:
1. DIMENSIONS IN MILLIMETER/(INCH)
2. DRAWING NOT TO SCALE
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS.
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX
(.206)
5.23
MIN
1.65 ±0.05
(2 SIDES)
MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
0.25 ± 0.05
2.38 ±0.05
(2 SIDES)
Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However,
no responsibility is assumed for its use. Linear Technology Corporation makes no representation that
the interconnection of its circuits as described herein will not infringe on existing patent rights.
0.50
BSC
(.0256)
0.889 ± 0.127
(.035 ± .005)
(.126 – .136)
3.20 – 3.45
0.65
BSC
U
0.675 ±0.05
GAUGE PLANE
(.007)
0.18
PACKAGE
OUTLINE
8-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1698)
(Reference LTC DWG # 05-08-1660)
(.010)
0.254
TOP MARK
8-Lead Plastic MSOP
(NOTE 6)
PIN 1
MS8 Package
0.200 REF
DD Package
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-1)
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
DETAIL “A”
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
ON TOP AND BOTTOM OF PACKAGE
DETAIL “A”
0° – 6° TYP
(.021 ± .006)
0.53 ± 0.152
SEATING
PLANE
3.00 ±0.10
0.75 ±0.05
(4 SIDES)
(.193 ± .006)
4.90 ± 0.152
(.118 ± .004)
3.00 ± 0.102
(.009 – .015)
0.22 – 0.38
(NOTE 3)
0.00 – 0.05
TYP
(.043)
MAX
1.10
1.65 ± 0.10
(2 SIDES)
(.0256)
0.65
BSC
1
8
BOTTOM VIEW—EXPOSED PAD
7 6 5
2 3
0.25 ± 0.05
www.DataSheet4U.com
R = 0.115
TYP
4
4
5
2.38 ±0.10
(2 SIDES)
(.118 ± .004)
3.00 ± 0.102
(.0205)
(NOTE 4)
(.034)
LT1994
0.52
0.86
REF
REF
0.127 ± 0.076
(.005 ± .003)
MSOP (MS8) 0204
8
1
0.50 BSC
19
0.38 ± 0.10
(DD8) DFN 1203
1994fa