ADG790_15 datasheet(3/20 Pages) AD

部件名	ADG790

功能描述	Low Voltage, CMOS Multimedia Switch

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制造商	AD [Analog Devices]

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ADG790

Rev. A | Page 3 of 20

SPECIFICATIONS

VDD = 2.7 V to 3.6 V, GND = 0 V, TA = −40°C to +85°C, all switch sections unless otherwise noted.

Table 1.

Parameter

Symbol

Test Conditions/Comments

Min

Typ1

Max

Unit

ANALOG SWITCH

Analog Signal Range

0

VDD

V

On Resistance

RON

VDD = 2.7 V, VS = 0 V to VDD, IDS = 10 mA (see Figure 18)

Wide bandwidth section2

5.9

8.8

Ω

Low distortion section3

3.9

5.5

Ω

On Resistance Flatness

RFLAT(ON)

VDD = 2.7 V, VS = 0 V to VDD, IDS = 10 mA (see Figure 18)

Wide bandwidth section2

2.0

3.6

Ω

Low distortion section3

0.74

1.6

Ω

On Resistance Matching

Between Channels4

∆RON

VDD = 2.7 V, VS = 0 V to VDD, IDS = 10 mA

Wide bandwidth section2

0.52

Ω

Low distortion section3 (SPDT)

0.1

Ω

Low distortion section3 (4:1 multiplexers)

0.3

Ω

LEAKAGE CURRENTS

Source Off Leakage

IS (Off )

VDD = 3.6 V, VS = 0 V or 3.6 V, VD = 3.6 V or 0 V

(see Figure 19)

±10

nA

Channel On Leakage

ID, IS (On)

VDD = 3.6 V, VS = VD = 0 V or 3.6 V (see Figure 20)

±10

nA

DIGITAL INPUTS (IN1, IN2, IN3, S/D)

Input High Voltage

VINH

2.0

V

Input Low Voltage

VINL

0.8

V

Input High/Input Low Current5

IINL, IINH

VIN = VINL or VINH

±0.005

±0.1

μA

Digital Input Capacitance

CIN

6

pF

DYNAMIC CHARACTERISTICS5

tON

RL = 50 Ω, CL = 35 pF, VS = VDD/2 or 0 V (see Figure 24)

20

32

ns

tOFF

RL = 50 Ω, CL = 35 pF, VS = VDD/2 or 0 V (see Figure 24)

9

15

ns

Propagation Delay

tD

RL = 50 Ω, CL = 35 pF

Wide bandwidth section2

0.3

0.46

ns

Low distortion section3 (SPDT)

0.65

0.95

ns

Low distortion section3 (4:1 multiplexers)

0.4

0.65

ns

Propagation Delay Skew

tSKEW

RL = 50 Ω, CL = 35 pF

Wide bandwidth section2

20

ps

Low distortion section3 (4:1 multiplexers)

40

ps

Break-Before-Make Time Delay

tBBM

RL = 50 Ω, CL = 35 pF, VS1 = VS2 = VDD/2 (see Figure 25)

5

11

ns

Charge Injection

QINJ

VS = 0 V, RS = 0 Ω, CL = 1 nF (see Figure 26)

Wide bandwidth section2

−0.57

pC

Low distortion section3

6.2

pC

Off Isolation

RL = 50 Ω, CL = 5 pF, f = 1 MHz (see Figure 21)

−74

dB

Channel-to-Channel Crosstalk

RL = 50 Ω, CL = 5 pF, f = 1 MHz (see Figure 22)

–77

dB

Total Harmonic Distortion

THD + N

RL = 32 Ω, f = 20 Hz to 20 kHz, VS = 2 V p-p

Wide bandwidth section2

1.2

%

Low distortion section3

0.65

%

−3 dB Bandwidth

RL = 50 Ω, CL = 5 pF (see Figure 23)

Wide bandwidth section2

550

MHz

Low distortion section3 (SPDT)

230

MHz

Low distortion section3 (4:1 multiplexers)

160

MHz

Differential Gain Error

CCIR330 test signal

Wide bandwidth section2

0.07

%

Low distortion section3 (SPDT)

0.08

%

Low distortion section3 (4:1 multiplexers)

0.18

%

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