LTC2247 Linear Technology, LTC2247 Datasheet - Page 23

• Manufacturer Part Number: LTC2247
• Description: (LTC2246 - LTC2248) 65/40/25Msps Low Power 3V ADCs
• Manufacturer: Linear Technology

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APPLICATIO S I FOR ATIO
PACKAGE DESCRIPTIO
5.50 ±0.05
PACKAGE OUTLINE
4.10 ±0.05
0.70 ±0.05
3.45 ±0.05
(4 SIDES)
RECOMMENDED SOLDER PAD LAYOUT
U
Bottomside
U
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.
0.50 BSC
0.25 ± 0.05
W
U
32-Lead Plastic QFN (5mm × 5mm)
(Reference LTC DWG # 05-08-1693)
NOTE:
1. DRAWING PROPOSED TO BE A JEDEC PACKAGE OUTLINE
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
U
M0-220 VARIATION WHHD-(X) (TO BE APPROVED)
ON THE TOP AND BOTTOM OF PACKAGE
DO NOT INCLUDE MOLD FLASH. MOLD FLASH, IF PRESENT,
SHALL NOT EXCEED 0.20mm ON ANY SIDE
PIN 1
TOP MARK
(NOTE 6)
UH Package
5.00 ± 0.10
(4 SIDES)
LTC2248/LTC2247/LTC2246
0.200 REF
0.75 ± 0.05
Silkscreen Bottom
3.45 ± 0.10
0.40 ± 0.10
(4-SIDES)
0.00 – 0.05
BOTTOM VIEW—EXPOSED PAD
R = 0.115
TYP
31
0.50 BSC
0.25 ± 0.05
32
23
(UH) QFN 0603
(4 SIDES)
0.23 TYP
224876fa
1
2