MAX4737, MAX4738, MAX4739
4.5Ω、四路SPST模拟开关，UCSP封装
概述
完整的数据资料
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MAX4737/MAX4738/MAX4739是低电压、低导通电阻(RON )、四路SPST模拟开关，采用+1.8V至+5.5V单电源供电。这些器件专为USB 1.1和音频切换应用设计。ON <80ns、tOFF <40ns。+2.7V至+3.6V供电时，数字逻辑输入兼容于+1.8V逻辑。
关键特性
应用/使用
USB 1.1信号切换
2ns (最大)偏差
-3dB带宽：>300MHz
20pF低导通电容
低RON
4.5Ω (最大) (+3V供电)
3Ω (最大) (+5V供电)
0.4Ω (最大) RON 匹配度(+3V供电)
1.2Ω (最大) RON 匹配度(+3V供电)
+25°C时泄漏电流<0.5nA
高隔离：-55dB (10MHz)
低串扰：-80dB (10MHz)
低失真：0.03%
兼容+1.8V CMOS逻辑
+1.8V至+5.5V单电源供电
可处理满摆幅信号
音频/视频信号切换 电池供电设备 通信电路 数据采集系统 低电压数据采集系统 采样保持电路
Key Specifications:
Switches and Multiplexers (Low Voltage)
Part Number
Configuration
Number of Channels
Normally (Open/Closed)
VSUPPLY , Single (min) (V)
VSUPPLY , Single (max) (V)
RON (max) (Ω)
Bandwidth (MHz)
IL (OFF) (max) (nA)
tON (max) (nS)
tOFF (max) (nS)
QINJECTION (pC)
CON (pF)
COFF (pF)
Price**
MAX4737
SPST
4
Open
1.8
5.5
4.5
300
0.5
80
40
5
15
9
$1.10 @ 1k
MAX4738
Closed
$1.10 @ 1k
MAX4739
Open/Closed
$1.10 @ 1k
See All Switches and Multiplexers (Low Voltage) (158)
Notes:
** This pricing is BUDGETARY, for comparing similar parts. Prices are in
U.S. dollars and subject to change. Quantity pricing may vary
substantially and international prices may differ due to local
duties, taxes, fees, and exchange rates. For volume-specific prices
and delivery, please see the price and availability page
or contact an authorized distributor.
参考文献： 19-2633;
Rev. 1;
2004-09-22
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