ANALOG PRODUCTS DIVISION

561 E. Elliot Road #175, Chandler, AZ 85225 Tel: (480) 539-2900. Fax: (480) 632-1715

www.protekanalog.com

55

95080 Rev2.08/09

NOT FOR USE IN LIFE SUPPORT SYSTEMS

PA4684

Dual SPDT Analog Switch

Switch and AC Characteristics

(Vcc = 2.7V to 3.3V, Ta = -40 C to +85 C, unless otherwise noted. Typical values are at 3V and +25°C

54

pC

Parameter

Symbol

Test Conditions

Min.

Typ.

Max.

Units

VCC = 2.7V, VNO or VNC = 1.5V,

Turn-On Time

tON

RL = 50Ω, CL = 35pF,

25

60

See Test Circuit Figure 1 & 2.

VCC = 2.7V, VNO or VNC = 1.5V,

RL = 50Ω, CL = 35pF,

Turn-Off Time

tOFF

7

20

ns

See Test Circuit Figure 1 & 2.

VCC = 2.7V, VNO or VNC = 1.5V,

RL = 50Ω, CL = 35pF,

Break-Before-Make

25

Delay

tBBM

See Test Circuit Figure 3.

Charge Injection

Q

COM = 0, RS = 0, CL = 1nF,

See Test Circuit Figure 4.

CL = 5pF, RL = 50Ω, f = 100kHz,

VCOM = 1 VRMS, ,

Off-Isolation

OIRR

-42

See Test Circuit Figure 5.

dB

CL = 5pF, RL = 50Ω, f = 100kHz,

VCOM = 1 VRMS,

-70

Crosstalk

XTALK

See Test Circuit Figure 6.

3dB Bandwidth

f3dB

See Test Circuit Figure 9.

27

MHz

RL = 32Ω, VIN = 3.5V, VCC = 4.5V

f = 20Hz to 20kHz

0.07

Total Harmonic

RL = 32Ω, VIN = 2.0V, VCC = 3.4V

Distortion

THD

f = 20Hz to 20kHz

0.06

%

RL = 32Ω, VIN = 1.5V, VCC = 2.7V

f = 20Hz to 20kHz

0.05

Capacitance

Parameter

Symbol

Test Conditions

Min.

Typ.

Max.

Units

NC Off Capacitance

CNC (OFF)

f = 1MHz, See Test Circuit Figure 7.

84

NO Off Capacitance

CNO (OFF)

f = 1MHz, See Test Circuit Figure 7.

65

NC On Capacitance

CNC (ON)

f = 1MHz, See Test Circuit Figure 8.

240

NO On Capacitance

CNO (ON)

f = 1MHz, See Test Circuit Figure 8.

225

pF