LTC1745 Datasheet, PDF (19/20 Pages) Linear Technology – Low Noise,12-Bit, 25Msps ADC

PACKAGE DESCRIPTIO
0.95 ±0.10
LTC1745
FW Package
48-Lead Plastic TSSOP (6.1mm)
(Reference LTC DWG # 05-08-1651)
12.4 – 12.6*
(.488 – .496)
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25
8.1 ±0.10
6.2 ±0.10
7.9 – 8.3
(.311 – .327)
0.32 ±0.05
0.50 TYP
RECOMMENDED SOLDER PAD LAYOUT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
6.0 – 6.2**
(.236 – .244)
0° – 8°
-C-
0.09 – 0.20
(.0035 – .008)
0.45 – 0.75
(.018 – .029)
0.50
(.0197)
BSC
0.17 – 0.27
(.0067 – .0106)
NOTE:
1. CONTROLLING DIMENSION: MILLIMETERS
2.
DIMENSIONS
ARE
IN
MILLIMETERS
(INCHES)
3. DRAWING NOT TO SCALE
*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED .152mm (.006") PER SIDE
**DIMENSIONS _{DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED .254mm (.010") PER SIDE}
1.20
(.0473)
MAX
0.05 – 0.15
(.002 – .006)
-T-
.10 C
FW48 TSSOP 0502
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
1745f
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