LTC2498 Linear Technology, LTC2498 Datasheet - Page 35

• Manufacturer Part Number: LTC2498
• Description: 24-Bit 8-/16-Channel ADC
• Manufacturer: Linear Technology

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PACKAGE DESCRIPTION
7.00 0.10
NOTE:
1. DRAWING CONFORMS TO JEDEC PACKAGE
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
5.50 0.05
OUTLINE M0-220 VARIATION WHKD
4.10 0.05
PIN 1
TOP MARK
(SEE NOTE 6)
3.00 REF
5.00 0.10
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 representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
3.15 ± 0.05
RECOMMENDED SOLDER PAD LAYOUT
38-Lead Plastic QFN (5mm × 7mm)
(Reference LTC DWG # 05-08-1701)
5.15 ± 0.05
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
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.20mm ON ANY SIDE
ON THE TOP AND BOTTOM OF PACKAGE
0.50 BSC
0.25 0.05
6.10 0.05
7.50 0.05
0.75 0.05
5.5 REF
UHF Package
5.50 REF
0.00 – 0.05
0.200 REF
0.50 BSC
0.25 0.05
BOTTOM VIEW—EXPOSED PAD
0.70 0.05
5.15 ± 0.10
PACKAGE
OUTLINE
3.15 ± 0.10
3.00 REF
R = 0.125
TYP
37
38
PIN 1 NOTCH
R = 0.30 TYP OR
0.35 45 CHAMFER
LTC2498
R = 0.10
TYP
0.40 0.10
1
2
(UH) QFN REF C 1107
35
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