LT8331 datasheet(13/34 Pages) AD

13 / 34 page

LTC6563

Rev. 0

For more information www.analog.com

S22dd vs Frequency Over

Temperature

FREQUENCY (MHz)

250

500

750

1000 1250 1500

–40

–30

–20

–10

CIN,TOT = 4pF

SEE FIGURE 1 FOR TEST CIRCUIT

6563 G60

125°C

85°C

25°C

–40°C

TYPICAL PERFORMANCE CHARACTERISTICS

Stability Factor K vs Frequency

Over Temperature

Pulse Response for Various IIN

CIN,TOT = 1pF, 2ns Pulse Width

Pulse Response for Various IIN

CIN,TOT = 1pF, 2ns Pulse Width

Unless otherwise noted specifications are at

CHSEL0 = TILT = OFFSET = 0V, HI = CHSEL1 = PWRMD = ADJ0 = ADJ1 = VCCI = VCCO = 3.3V, and CM = 1.5V. VOUTCM is defined as (OUT

+ OUT)/2 and VOUTDIFF is defined as (OUT – OUT), RL_EXT = 100Ω differential, OUT connected to TERM and OUT connected to TERM.

Channel Switching Time

OMUX Switching Time

FREQUENCY (MHz)

500

1000 1500 2000 2500 3000

100

UNCONDITIONALLY STABLE

POTENTIALLY UNSTABLE

CIN,TOT = 4pF

SEE FIGURE 1 FOR TEST CIRCUIT

6563 G61

125°C

85°C

25°C

–40°C

TILT = 0V

TIME (1ns/DIV)

–0.2

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

6563 G62

21µA

65µA

87µA

109µA

427µA

1.2mA

2.2mA

TILT = 3.3V

TIME (1ns/DIV)

–1.2

–0.9

–0.6

–0.3

0.0

0.3

0.6

0.9

1.2

1.5

22µA

66µA

83µA

109µA

256µA

427µA

1.2mA

2.2mA

6563 G63

VOUTDIFF

VOUTCM

CH SWITCHING

IIN

PWRMD = LOGIC HI

20ns/DIV

6563 G64

IIN

20ns/DIV

VOUTDIFF

VOUTCM

CH SWITCHING

PWRMD = LOGIC LO

6563 G65

OMUX

IIN

25ns/DIV

VOUTDIFF

VOUTCM

PWRMD = LOGIC LO

6563 G66

IIN

25ns/DIV

OMUX

VOUTDIFF

VOUTCM

PWRMD = LOGIC HI

6563 G67

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