MAX4758, MAX4759 四路DPDT音频/数据开关，UCSP/QFN封装

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MAX4758/MAX4759四路、双刀/双掷(DPDT)模拟开关工作在+1.8V至+5.5V单电源。这些开关为音频切换提供0.5Ω的低导通电阻，为数据切换提供25pF的低电容。

MAX4758具有8个导通电阻为0.5Ω的用于切换音频信号的开关。MAX4759具有4个导通电阻为0.5Ω的用于切换音频信号的开关以及4个电容为25pF的用于切换数据信号的开关。MAX4758/MAX4759有4个逻辑输入，可以成对控制开关。

MAX4758/MAX4759提供小尺寸、36引脚、薄型QFN封装(6mm x 6mm)与36焊球晶片级封装(UCSP™) (3mm x 3mm)。

关键特性

应用/使用

切换数据与音频信号
低导通电阻(0.5Ω)的音频开关
0.2Ω导通电阻平坦度
0.1Ω通道间匹配度
低电容(25pF)数据开关(MAX4759)
0.2ns偏差(MAX4759)
0.03% THD
电源范围：+1.8V至+5.5V
可处理满摆幅信号
微型、36焊球UCSP (3mm x 3mm)封装
36引脚、薄型QFN (6mm x 6mm)封装

	音频信号切换
	蜂窝电话
	笔记本电脑
	PDA/手持式设备
	扬声器-耳机开关
	USB信号切换

Key Specifications: Switches and Multiplexers (Low Voltage)

Part Number

Configuration

Number of Channels

V_SUPPLY, Single (min) (V)

V_SUPPLY, Single (max) (V)

R_ON (max) (Ω)

Bandwidth (MHz)

I_{L (OFF)} (max) (nA)

t_ON (max) (nS)

t_OFF (max) (nS)

Q_INJECTION (pC)

C_ON (pF)

C_OFF (pF)

Features

V_ISO, Off-Isolation (dB)

V_CT, Crosstalk (dB)

ΔR_ON (max) (Ω)

R_FLAT(ON) (max) (Ω)

Redundancy Switch

RoHS Available

Package

Smallest Available Package (max w/pins) (mm²)

Price^**

MAX4758

DPDT
SPDT

4
8

1.8

5.5

0.85

320

140

•	1.8V Logic Compatible

•	High Current

100

0.35

0.45

Yes

THIN QFN/36
UCSP/32

$2.50 @ 1k

MAX4759

$2.50 @ 1k

See All Switches and Multiplexers (Low Voltage) (127)

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.