DG201BAK datasheet(7/15 Pages) VISHAY

tên linh kiện	DG201BAK

Giải thích chi tiết về linh kiện	Improved Quad CMOS Analog Switches

PDF	15 Pages

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nhà sản xuất	VISHAY [Vishay Siliconix]

Trang chủ	http://www.vishay.com

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7 / 15 page

Document Number: 70037

S11-0800-Rev. J, 25-Apr-11

www.vishay.com

Vishay Siliconix

DG201B, DG202B

This document is subject to change without notice.

THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

TEST CIRCUITS

Figure 2. Switching Time

50 %

0 V

3 V

tOFF

tON

tr < 20 ns

tf < 20 ns

Logic

Input

Switch

Output

90 %

35 pF

1 k

VO = VS

RL + RDS(on)

VS = + 2 V

V-

V+

3 V

- 15 V

GND

+ 15 V

Figure 3. Off Isolation

Rg = 50 Ω

0 V, 2.4 V

Off Isolation = 20 log

V+

- 15 V

GND

V-

+ 15 V

Figure 4. Channel-to-Channel Crosstalk

IN1

+ 15 V

- 15 V

GND

V+

V-

XTALK Isolation = 20 log

0 V, 2.4 V

IN2

Rg = 50 Ω

C = RF bypass

0 V, 2.4 V

Figure 5. Charge Injection

1000 pF

3 V

V+

V-

- 15 V

GND

+ 15 V

ΔVO

INX

OFF

ΔVO = measured voltage error due to charge injection

The charge injection in coulombs is Q = CL x ΔVO

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