參數(shù)資料
型號(hào): RF2958TR13
廠(chǎng)商: RF MICRO DEVICES INC
元件分類(lèi): 無(wú)繩電話(huà)/電話(huà)
英文描述: 2.4GHz SPREAD-SPECTRUM TRANSCEIVER
中文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC32
封裝: 5 X 5 MM, QFN-32
文件頁(yè)數(shù): 19/20頁(yè)
文件大?。?/td> 235K
代理商: RF2958TR13
11-281
RF2958
Rev A0 050209
PCB Design Requirements
PCB Surface Finish
The PCB surface finish used for RFMD’s qualification process is Electroless Nickel, immersion Gold. Typical thickness is
3
μ
inch to 8
μ
inch Gold over 180
μ
inch Nickel.
PCB Land Pattern Recommendation
PCB land patterns are based on IPC-SM-782 standards when possible. The pad pattern shown has been developed and
tested for optimized assembly at RFMD; however, it may require some modifications to address company specific
assembly processes. The PCB land pattern has been developed to accommodate lead and package tolerances.
PCB Metal Land Pattern
A = 0.69 x 0.28 (mm) Typ.
B = 0.28 x 0.69 (mm) Typ.
C = 3.40 (mm) Sq.
B
B
B
B
B
B
B
B
Pin 1
Pin 16
Pin 24
Pin 32
C
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
B
B
B
B
B
B
B
B
3.50 (mm)
Typ.
0.50 (mm) Typ.
0.50 (mm) Typ.
0.63 (mm) Typ.
0.63 (mm) Typ.
1.75 (mm)
Typ.
1.75 (mm)
Typ.
3.50 (mm)
Typ.
Figure 1. PCB Metal Land Pattern (Top View)
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