Ultra Low-Power,

Single/Dual-Supply Comparators

_______________________________________________________________________________________

5

1.22

1.14

-60

-20

60

140

REFERENCE VOLTAGE

vs. TEMPERATURE

1.16

1.20

TEMPERATURE (

°C)

20

100

1.18

1.21

1.15

1.19

1.17

-40

0

80

40

120

MILITARY TEMP. RANGE

EXTENDED TEMP. RANGE

COMMERCIAL

TEMP. RANGE

2.0

-60

140

MAX921

SUPPLY CURRENT vs.

TEMPERATURE

2.5

4.5

TEMPERATURE (

°C)

60

3.5

3.0

-20

20

100

4.0

V+ = 5V, V- = - 5V

V+ = 3V, V- = 0V

V+ = 5V, V- = 0V

IN+ = (IN- + 100mV)

4.5

1.5

-60

140

MAX922

SUPPLY CURRENT vs. TEMPERATURE

2.0

4.0

TEMPERATURE (

°C)

60

3.0

2.5

-20

20

100

3.5

IN+ = (IN- + 100mV)

V+ = 5V, V- = 0V

V+ = 3V, V- = 0V

V+ = 10V, V- = 0V

4.5

5.0

-60

140

MAX923

SUPPLY CURRENT vs. TEMPERATURE

2.0

4.0

TEMPERATURE (

°C)

60

3.0

2.5

-20

20

100

3.5

V+ = 5V, V- = 0V

V+ = 3V, V- = 0V

80

-80

010

30

50

HYSTERESIS CONTROL

-40

40

20

40

0

60

-60

20

-20

NO CHANGE

OUTPUT LOW

OUTPUT HIGH

10

3

-60

140

MAX924

SUPPLY CURRENT vs. TEMPERATURE

4

8

TEMPERATURE (

°C)

60

6

5

-20

20

100

7

9

IN+ = (IN- + 100mV)

V+ = 5V, V- = 0V

V+ = 3V, V- = 0V

V+ = 5V, V- = -5V

10

0.01

1.0

2.0

2.5

MAX924

SUPPLY CURRENT vs.

LOW SUPPLY VOLTAGES

0.1

1

SINGLE-SUPPLY VOLTAGE (V)

1.5

5.0

0

-0.3

-0.1

0.3

TRANSFER FUNCTION

1.0

4.0

IN+ INPUT VOLTAGE (mV)

0.1

3.0

2.0

4.5

0.5

3.5

2.5

1.5

-0.2

0

0.2

100k

10

μF

18

2

0

20

60

100

RESPONSE TIME vs.

LOAD CAPACITANCE

6

14

LOAD CAPACITANCE (nF)

40

80

10

16

4

12

8

V- = 0V

Typical Operating Characteristics (continued)