±15kV ESD-Protected, 1µA, 1Mbps, 3.0V to 5.5V,

RS-232 Transceivers with AutoShutdown Plus

_____________________________Typical Operating Characteristics (continued)

-6

-5

-4

-3

-2

-1

0

1

2

3

4

5

6

0

1000

2000

3000

4000

5000

MAX3244E

TRANSMITTER OUTPUT VOLTAGE

vs. LOAD CAPACITANCE

LOAD CAPACITANCE (pF)

1 TRANSMITTER AT 250kbps

2 TRANSMITTERS AT 15.6kbps

0

4

2

8

6

12

10

14

0

1000

2000

3000

4000

5000

MAX3244E

SLEW RATE vs. LOAD CAPACITANCE

LOAD CAPACITANCE (pF)

0

30

20

10

40

50

60

0

2000

1000

3000

4000

5000

MAX3244E

OPERATING SUPPLY CURRENT

vs. LOAD CAPACITANCE

LOAD CAPACITANCE (pF)

250kbps

120kbps

20kbps

1 TRANSMITTER AT 250kbps

2 TRANSMITTERS AT 15.6kbps

-7.5

0

-2.5

-5.0

2.5

5.0

7.5

0

800

400

1200

1600

2000

MAX3245E

TRANSMITTER OUTPUT VOLTAGE

vs. LOAD CAPACITANCE

LOAD CAPACITANCE (pF)

2Mbps

2Mbps

1.5Mbps

1.5Mbps

1Mbps

1Mbps

1 TRANSMITTER AT FULL DATA RATE

2 TRANSMITTERS AT 1/16 DATA RATE

0

20

10

40

30

60

50

70

90

80

100

0

400

800

1200

1600

2000

MAX3245E

OPERATING SUPPLY CURRENT

vs. LOAD CAPACITANCE

2Mbps

1.5Mbps

1Mbps

1 TRANSMITTER AT FULL DATA RATE

2 TRANSMITTERS AT 1/16 DATA RATE

0

20

10

40

30

60

50

70

0

400

800

1200

1600

2000

MAX3245E

SLEW RATE vs. LOAD CAPACITANCE

LOAD CAPACITANCE (pF)

1 TRANSMITTER AT 1Mbps

2 TRANSMITTERS AT 62.5kbps

0

15

10

5

20

25

30

35

40

45

50

0

1000

2000

3000

MAX3245E

TRANSMITTER SKEW

vs. LOAD CAPACITANCE

6

Maxim Integrated

MAX3224E/MAX3225E/

MAX3226E/MAX3227E/MAX3244E/MAX3245E