LTC2754 LINER [Linear Technology], LTC2754 Datasheet - Page 27

• Manufacturer Part Number: LTC2754
• Description: Quad 12-/16-Bit SoftSpan IOUT DACs
• 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
7.00 0.10
SIDE VIEW
TOP VIEW
(2 SIDES)
7.50 0.05
6.10 0.05
(2 SIDES)
5.50 REF
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.
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
0.25 0.05
(Reference LTC DWG # 05-08-1729 Rev Ø)
52-Lead Plastic QFN (7mm × 8mm)
0.200 REF
(2 SIDES)
6.50 REF
0.00 – 0.05
PACKAGE OUTLINE
UKG Package
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
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
0.35 45 C
CHAMFER
0.50 BSC
0.25 0.05
51
(UKG52) QFN REV Ø 0306
LTC2754
52
0.40 0.10
1
2
27
2754f