ISL84524 데이터 시트보기 (PDF) - Intersil

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ISL84524

Low-Voltage, Single Supply, 4 to 1 Multiplexer and DPDT Analog Switches

Intersil 

ISL84524, ISL84525

Test Circuits and Waveforms (Continued)

LOGIC OFF

INPUT

ON

SWITCH

OUTPUT

VOUT

Q = ∆VOUT x CL

3V

OFF

0V

∆VOUT

V+

C

RG

NO or NC

COM

ADDX

VG

GND INH

LOGIC

INPUT

FIGURE 2A. MEASUREMENT POINTS

FIGURE 2. CHARGE INJECTION

FIGURE 2B. TEST CIRCUIT

VOUT

CL

3V

LOGIC

INPUT

0V

SWITCH

OUTPUT

VOUT

0V

tr < 20ns

tf < 20ns

80%

tD

C

V+

LOGIC

INPUT

V+

C

NO0-NO3

COM

ADD1

ADD2

ISL84524

GND INH

VOUT

RL

300Ω

CL

35pF

C

V+

LOGIC

INPUT

V+

C

NO

NC

ADD

COM

ISL84525

GND INH

VOUT

RL

300Ω

CL

35pF

Repeat test for other switches. CL includes fixture and stray

capacitance.

FIGURE 3A. MEASUREMENT POINTS

FIGURE 3B. TEST CIRCUIT

FIGURE 3. BREAK-BEFORE-MAKE TIME

7

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