ISL84521 查看數據表（PDF） - Renesas Electronics

零件编号

产品描述 (功能)

生产厂家

ISL84521

Low-Voltage, Single and Dual Supply, Quad SPST, Analog Switches

Renesas Electronics 

ISL84521, ISL84522, ISL84523

Test Circuits and Waveforms (Continued)

V+

C

SWITCH

OUTPUT

VOUT

LOGIC ON

INPUT

VOUT

OFF

Q = VOUT x CL

3V

ON

0V

RG

NO OR NC

COM

VG

GND

IN

C

V-

LOGIC

INPUT

VOUT

CL

Logic input waveform is inverted for switches that have the opposite

logic sense.

FIGURE 2A. MEASUREMENT POINTS

Repeat test for all switches. CL includes fixture and stray

capacitance.

FIGURE 2B. TEST CIRCUIT

FIGURE 2. CHARGE INJECTION

V+

C

3V

LOGIC

INPUT

0V

SWITCH

OUTPUT

VOUT1 0V

SWITCH

OUTPUT

VOUT2 0V

90%

90%

tD

90%

90%

tD

C

VNX

LOGIC

INPUT

NO1

NC2

IN1

IN2

COM1

COM2

VOUT1

VOUT2 RL1

300

CL1

35pF

RL2

300

CL2

35pF

GND

C

V-

CL includes fixture and stray capacitance.

Reconfigure accordingly to test SW3 and SW4.

FIGURE 3A. MEASUREMENT POINTS

FIGURE 3B. TEST CIRCUIT

FIGURE 3. BREAK-BEFORE-MAKE TIME (ISL84523 ONLY)

SIGNAL

GENERATOR

V+

C

NO OR NC

IN 0V OR 2.4V

ANALYZER

RL

COM

GND

C

V-

Repeat test for all switches.

FIGURE 4. OFF ISOLATION TEST CIRCUIT

FN6031 Rev 4.00

August 10, 2015

RON = V1/1mA

VNX

NO OR NC

1mA

V1

V+

C

IN

0.8V OR 2.4V

COM

GND

Repeat test for all switches.

C

V-

FIGURE 5. RON TEST CIRCUIT

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