Low-Cost, Micropower, SC70/SOT23-8, Microphone

Preamplifiers with Complete Shutdown

4

POWER-SUPPLY REJECTION RATIO

vs. FREQUENCY

FREQUENCY (Hz)

10

1k

10k

100k

100

1M

-10

-130

-110

-90

-70

-50

-30

10,000

1000

100

10

1

-40

10

-15

35

60

85

SHUTDOWN SUPPLY CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

VSHDN = VCC

22

23

25

24

26

27

-40

10

-15

35

60

85

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE (

°C)

1000

100

10

1

0.1

-40

10

-15

35

60

85

OUTPUT LEAKAGE CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

VSHDN = VCC

VOUT = VCC/2

0

-100

0.1

1

100

1000

CHANNEL-TO-CHANNEL ISOLATION

vs. FREQUENCY

-80

-60

-40

-20

FREQUENCY (kHz)

10

-600

-200

-400

200

0

400

600

-40

10

-15

35

60

85

TEMPERATURE (

°C)

INPUT OFFSET VOLTAGE

vs. TEMPERATURE

0

1

3

2

4

5

-40

10

-15

35

60

85

TEMPERATURE (

°C)

OUTPUT VOLTAGE SWING HIGH

vs. TEMPERATURE

0

1

3

2

4

5

-40

10

-15

35

60

85

TEMPERATURE (

°C)

OUTPUT VOLTAGE SWING LOW

vs. TEMPERATURE

-120

-114

-116

-118

-112

-110

-108

-106

-104

-102

-100

-40

10

-15

35

60

85

TEMPERATURE (

°C)

COMMON-MODE REJECTION RATIO

vs. TEMPERATURE

Typical Operating Characteristics (continued)

(VCC = +5V, VCM = 0V, VOUT = VCC/2, RL= 100kΩ to VCC/2, SHDN = GND (MAX4467/MAX4468 only), TA = +25°C, unless otherwise

noted.)