參數(shù)資料
型號: ISL84684IU-T
廠商: Intersil
文件頁數(shù): 10/13頁
文件大?。?/td> 0K
描述: IC SWITCH DUAL SPDT 10MSOP
標(biāo)準(zhǔn)包裝: 2,500
功能: 開關(guān)
電路: 2 x SPDT
導(dǎo)通狀態(tài)電阻: 500 毫歐
電壓電源: 單電源
電壓 - 電源,單路/雙路(±): 1.8 V ~ 4.5 V
電流 - 電源: 40nA
工作溫度: -40°C ~ 85°C
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)
6
FN6088.5
July 31, 2007
Detailed Description
The ISL84684 is a bidirectional, dual single pole/double
throw (SPDT) analog switch that offers precise switching
capability from a single 1.65V to 3.6V supply with low
ON-resistance (0.35
Ω) and high speed operation
(tON =50ns, tOFF = 27ns). The device is especially well
suited for portable battery powered equipment due to its low
operating supply voltage (1.65V), low power consumption
(2.7W max), low leakage currents (60nA max), and its tiny
TDFN and MSOP packages. The ultra low ON-resistance and
rON flatness provide very low insertion loss and distortion to
applications that require signal reproduction.
External V+ Series Resistor
For improved ESD and latch-up immunity, Intersil
recommends adding a 100
Ω resistor in series with the V+
power supply pin of the ISL84684 IC (see Figure 8).
FIGURE 4. OFF ISOLATION TEST CIRCUIT
FIGURE 5. rON TEST CIRCUIT
FIGURE 6. CROSSTALK TEST CIRCUIT
FIGURE 7. CAPACITANCE TEST CIRCUIT
Test Circuits and Waveforms (Continued)
ANALYZER
RL
SIGNAL
GENERATOR
V+
C
0V or V+
NO or NC
COM
IN
GND
Signal direction through switch is reversed, worst case values
are recorded. Repeat test for all switches.
V+
C
0V or V+
NO or NC
COM
IN
GND
VNX
V1
rON = V1/100mA
100mA
Repeat test for all switches.
0V or V+
ANALYZER
V+
C
NO or NC
SIGNAL
GENERATOR
RL
GND
IN1
COM
50
Ω
NC
COM
NC or NO
Signal direction through switch is reversed; worst case values
are recorded. Repeat test for all switches.
V+
C
GND
NO or NC
COM
IN
IMPEDANCE
ANALYZER
0V or V+
Repeat test for all switches.
FIGURE 8. V+ SERIES RESISTOR FOR ENHANCED ESD AND
LATCH-UP IMMUNITY
IN
COM
100
Ω
NO
NC
V+
GND
C
OPTIONAL
PROTECTION
RESISTOR
ISL84684
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