ISL43640IR データシートの表示（PDF） - Renesas Electronics

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ISL43640IR

Low-Voltage, Single Supply, 4 to 1 Multiplexer, High Performance Analog Switch

Renesas Electronics 

ISL43640

Test Circuits and Waveforms

3V

LOGIC

INPUT

0V

50%

tON

tr < 20ns

tf < 20ns

SWITCH

OUTPUT

0V

tOFF

90% VOUT

90%

Logic input waveform is inverted for switches that have the opposite

logic sense.

FIGURE 1A. MEASUREMENT POINTS

V+

C

C

V+

LOGIC

INPUT

NO0

NO1-NO3

COM

INH

ADD1,

GND ADD2

VOUT

RL

300

CL

35pF

Repeat test for other switches. CL includes fixture and stray

capacitance.

VOUT = V(NO or NC) -R----L-----+--R--R---L----O-----N----

FIGURE 1B. TEST CIRCUIT

3V

LOGIC

INPUT

0V

SWITCH

OUTPUT

0V

50%

tTRANS

90% VOUT

tr < 20ns

tf < 20ns

90%

C

V+

LOGIC

INPUT

V+

C

NO0

NO1-NO3

COM

ADD1

ADD2

GND INH

VOUT

RL

300

CL

35pF

tTRANS

Logic input waveform is inverted for switches that have the opposite

logic sense.

Repeat test for other switches. CL includes fixture and stray

capacitance.

VOUT = V(NO or NC) -R----L-----+--R--R---L----O-----N----

FIGURE 1C. ADDRESS MEASUREMENT POINTS

FIGURE 1D. ADDRESS TEST CIRCUIT

FIGURE 1. SWITCHING TIMES

LOGIC OFF

INPUT

ON

SWITCH

OUTPUT

VOUT

Q = VOUT x CL

3V

OFF

0V

VOUT

V+

C

RG

NO or NC

COM

VOUT

ADD1

VG

ADD2 GND INH

CL

LOGIC

INPUT

FIGURE 2A. MEASUREMENT POINTS

FIGURE 2. CHARGE INJECTION

FIGURE 2B. TEST CIRCUIT

FN6043 Rev 3.00

Jan 23, 2006

Page 6 of 13

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