參數(shù)資料
型號: LTC2274IUJ#TR
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 1-CH 16-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PQCC40
封裝: 6 X 6 MM, PLASTIC, QFN-40
文件頁數(shù): 33/40頁
文件大?。?/td> 897K
代理商: LTC2274IUJ#TR
LTC2274
39
2274fb
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.
PACKAGE DESCRIPTION
UJ Package
40-Lead Plastic QFN (6mm
× 6mm)
(Reference LTC DWG # 05-08-1728 Rev )
6.00
0.10
(4 SIDES)
NOTE:
1. DRAWING IS A JEDEC PACKAGE OUTLINE VARIATION OF (WJJD-2)
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.20mm ON ANY SIDE, IF PRESENT
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
PIN 1 TOP MARK
(SEE NOTE 6)
PIN 1 NOTCH
R = 0.45 OR
0.35
45
CHAMFER
0.40
0.10
40
39
1
2
BOTTOM VIEW—EXPOSED PAD
4.50 REF
(4-SIDES)
4.42 0.10
4.42 0.05
0.75
0.05
R = 0.115
TYP
0.25
0.05
0.50 BSC
0.200 REF
0.00 – 0.05
(UJ40) QFN REV 0406
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
0.70 0.05
4.50 0.05
(4 SIDES)
5.10 0.05
6.50 0.05
0.25 0.05
0.50 BSC
PACKAGE OUTLINE
R = 0.10
TYP
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