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ALD2301CPA

DUAL PRECISION CMOS VOLTAGE COMPARATOR WITH OPEN DRAIN DRIVER

Advanced Linear Devices 

TYPICAL PERFORMANCE CHARACTERISTICS

SATURATION VOLTAGE

vs.TEMPERATURE

1.4

1.2

VS = ± 2.5V

ISINK = 50mA

1.0

0.8

0.6

0.4

0.2

0

-55 -25

0

25 50 75

TEM PERATURE (°C)

100 125

+6.0

0.0

TRANSFER FUNCTION

TA = 25°C

VS = ±6V

RL = 5.1K

-6.0

-2.5

0.0

+2.5

DIFFERENTIAL INPUT VOLTAGE (mV)

COMMON - MODE VOLTAGE REFERRED

TO SUPPLY VOLTAGE

0.5

V+

VS = ± 2.5V

-0.5

-1.0

≈

≈

0.5

V-

-0.5

-55 -25

0 25 50 75

TEMPERATURE (°C)

100 125

RESPONSE TIME FOR VARIOUS

INPUT OVERDRIVES

7

0

100

≈

+2.5

V+

VIN

+

-

5.1K

VOUT

0V

V-

TA = 25°C

VS = ±2.5V

≈

0.0

50mV

20mV

-2.5

5mV

10mV

2mV

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4

TIM E (µs)

SATURATION VOLTAGE vs.

SINK CURRENT

RESPONSE TIME FOR VARIOUS

INPUT OVERDRIVES

1.5

VS = ±2.5V

100

1.2

0

0.9

125°C

0.6

85°C

0.3

25°C

-25°C

-55°C

≈

+2.5

0.0

0.0

0

15

30

45

60

75

OUTPUT SINK CURRENT (mA)

-2.5

0.0

ALD2301A/ALD2301B

ALD2301/ALD2301C

Advanced Linear Devices

V+

VIN

+

-

5.1K

VOUT

0V

V-

TA = 25°C

VS = ±2.5V

≈

2mV

5mV

10mV

20mV

50mV

0.2 0.4 0.6 0.8 1.0 1.2 1.4

TIME ( µS)

7-3

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