LTC1992 datasheet(8/42 Pages) AD

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LTC1992 Family

1992fb

TYPICAL PERFORMANCE CHARACTERISTICS

Differential Gain vs Time

(Normalized to t = 0)

Input Common Mode Overdrive

Recovery (Expanded View)

Input Common Mode Overdrive

Recovery (Detailed View)

Output Overdrive Recovery

(Expanded View)

Output Overdrive Recovery

(Detailed View)

Output Voltage Swing

vs Output Load, VS = ±5V

VOCM Input Bias Current

vs VOCM Voltage

Differential Input Offset Voltage

vs Time (Normalized to t = 0)

Applicable to all parts in the LTC1992 family.

LOAD CURRENT (mA)

–20

4.4

4.5

4.6

4.7

4.8

–10

–15

–5

1992 G09

4.9

5.0

–5.0

–4.8

–4.6

–4.4

–4.2

–4.0

–3.8

–40°C

125°C

85°C

25°C

85°C

25°C

VOCM VOLTAGE (V)

0.5

1.5

2.5

3.5

4.5

1992 G10

100E-15

10E-9

1E-9

100E-12

10E-12

1E-12

+VS = 5V

–VS = 0V

VINCM = 2.5V

125°C

85°C

25°C

–40°C

TIME (HOURS)

100

–20

–40

–60

–80

–100

1992 G11

400

800

1200

1600

2000

TEMP = 35°C

TIME (HOURS)

–2

–4

–6

–8

–10

1992 G12

400

800

1200

1600

2000

TEMP = 35°C

50μs/DIV

1992 G13

BOTH INPUTS

(INPUTS TIED

TOGETHER)

OUTPUTS

+VS = 2.5V

–VS = –2.5V

VOCM = 0V

LTC1992-10 SHOWN

FOR REFERENCE

1μs/DIV

1992 G14

BOTH INPUTS

(INPUTS TIED TOGETHER)

OUTPUTS

+VS = 2.5V

–VS = –2.5V

VOCM = 0V

LTC1992-10 SHOWN

FOR REFERENCE

50μs/DIV

1992 G15

+VS = 2.5V, –VS = –2.5V, VOCM = 0V

OUTPUTS

INPUTS

LTC1992-2 SHOWN FOR REFERENCE

5μs/DIV

1992 G16

INPUTS

OUTPUTS

+VS = 2.5V

–VS = –2.5V

VOCM = 0V

LTC1992-2 SHOWN

FOR REFERENCE

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