DG542AP-883 datasheet(7/18 Pages) VISHAY

Part #	DG542AP-883

Description	Wideband/Video "T" Switches

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Manufacturer	VISHAY [Vishay Siliconix]

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Document Number: 70055

S11-1429–Rev. H, 18-Jul-11

www.vishay.com

7

Vishay Siliconix

DG540, DG541, DG542

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

RL

RL + rDS(on)

VO = VS

CL (includes fixture and stray capacitance)

V-

V+

IN

S

CL

35 pF

D

3 V

RL

1 k

Ω

VO

- 3 V

GND

+ 15 V

3 V

0

90 %

50 %

tOFF

tON

VS

tr < 20 ns

tf < 20 ns

Logic

Input

Switch

Input

Switch

Output

Figure 3. Charge Injection

ON

OFF

VO

ΔVO

INX

ΔVO = measured voltage error due to charge injection

The charge injection in coulombs is

ΔQ = CL x DVO

CL

1000 pF

3 V

Vg

VO

- 3 V

D

GND

V+

Rg

S

IN

V-

+ 15 V

Figure 4. Off Isolation

S

IN

RL

75

Ω

D

Rg = 75 Ω

VS

VO

0 V, 2.4 V

Off Isolation = 20 log

VS

VO

V+

- 3 V

GND

V-

C

+ 15 V

C = RF Bypass

Figure 5. Bandwidth

C

+ 15 V

S

RL

50

Ω

D

Rg = 50 Ω

VS

VO

- 3 V

GND

V+

V-

C

IN

0 V, 2.4 V

Similar Part No. - DG542AP-883

Manufacturer	Part #	Datasheet	Description
TEMIC Semiconductors	DG542AP	154Kb / 10P	Wideband/Video T Switches
Vishay Siliconix	DG542AP	146Kb / 11P	Wideband/Video T Switches S-00399-Rev. G, 13-Sep-99
TEMIC Semiconductors	DG542AP/883	154Kb / 10P	Wideband/Video T Switches
Vishay Siliconix	DG542AP/883	146Kb / 11P	Wideband/Video T Switches S-00399-Rev. G, 13-Sep-99

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