LTC2172CUKG-14PBF LINER [Linear Technology], LTC2172CUKG-14PBF Datasheet - Page 31

• Manufacturer Part Number: LTC2172CUKG-14PBF
• Description: 14-Bit, 65Msps/40Msps/25Msps Low Power Quad ADCs
• Manufacturer: LINER [Linear Technology]

PACKAGE DESCRIPTION
8.00 ± 0.10
(2 SIDES)
0.75 ± 0.05
NOTE:
1. DRAWING IS NOT A JEDEC PACKAGE OUTLINE
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
PIN 1 TOP MARK
(SEE NOTE 6)
6.45 ±0.05
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.
7.00 ± 0.10
SIDE VIEW
TOP VIEW
(2 SIDES)
7.50 ±0.05
6.10 ±0.05
(2 SIDES)
5.50 REF
5.41 ±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 ON THE TOP AND BOTTOM OF PACKAGE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.20mm ON ANY SIDE, IF PRESENT
0.50 BSC
(Reference LTC DWG # 05-08-1729 Rev Ø)
0.25 ±0.05
52-Lead Plastic QFN (7mm × 8mm)
0.200 REF
UKG Package
(2 SIDES)
6.50 REF
0.00 – 0.05
PACKAGE OUTLINE
0.75 ± 0.05
0.70 ±0.05
7.10 ±0.05 8.50 ±0.05
(2 SIDES)
6.50 REF
0.00 – 0.05
R = 0.10
TYP
LTC2171-14/LTC2170-14
6.45 ±0.10
R = 0.115
BOTTOM VIEW—EXPOSED PAD
TYP
(2 SIDES)
5.50 REF
R = 0.30 TYP OR
5.41 ±0.10
PIN 1 NOTCH
LTC2172-14/
0.35 × 45°C
CHAMFER
0.50 BSC
0.25 ± 0.05
51
(UKG52) QFN REV Ø 0306
52
0.40 ± 0.10
1
2
31
21721014f