參數(shù)資料
型號(hào): SY88903KC TR
廠商: Micrel Inc
文件頁(yè)數(shù): 4/7頁(yè)
文件大小: 0K
描述: IC AMP POST PECL 3.3V TTL 10MSOP
標(biāo)準(zhǔn)包裝: 1,000
類型: 限幅后置放大器
應(yīng)用: 光纖學(xué)網(wǎng)絡(luò)
安裝類型: 表面貼裝
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 10-MSOP
包裝: 帶卷 (TR)
其它名稱: SY88903KCTR
SY88903KCTR-ND
4
SY88903
Micrel, Inc.
M9999-061907
hbwhelp@micrel.com or (408) 955-1690
Output Termination
The SY88903 outputs must be terminated with a 50
load to VCC – 2V (or Thevenin equivalent).
Layout and PCB Design
Since the SY88903 is a high-frequency component,
performance can largely be determined by board layout
and design. A common problem with high-gain amplifiers is
feedback from the large swing outputs to the input via the
power supply.
DIN
DIN+
VREF
0.1F
50
50
0.1F
Figure 2. Differential Input Configuration
APPLICATION INFORMATION
The SY88903 ground pin should be connected to the
circuit board ground. Use multiple PCB vias close to the
part to connect to ground. Avoid long, inductive runs which
can degrade performance.
NOTES:
Resistor Divider = R2/ (R1 + R2)
R1 + R2 ≥ 5k
LOSLVL
VREF
R1
R2
VCC
Figure 3. LOSLVL Circut
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