MAX3221ECAE View Datasheet(PDF) - Maxim Integrated

Part Name

Description

MFG CO.

MAX3221ECAE

±15kV ESD-Protected, 1µA, 3.0V to 5.5V, 250kbps, RS-232 Transceivers with AutoShutdown

Maxim Integrated 

Prev 11 12 13 14 15 16 17 18 19

MAX3221E/MAX3223E/MAX3243E

±15kV ESD-Protected, 1µA, 3.0V to 5.5V, 250kbps,

RS-232 Transceivers with AutoShutdown

T1IN

T1OUT

R1OUT

VCC = 3.3V

2µs/div

Figure 11. Loopback Test Result at 250kbps

5V/div

5V/div

5V/div

6

5

4

3

VCC = 3.0V

VOUT+

2

1

VOUT+

0

-1

-2

-3

VCC

-4

VOUT-

VOUT-

-5

-6

0 1 2 3 4 5 6 7 8 9 10

LOAD CURRENT PER TRANSMITTER (mA)

Figure 12a. Transmitter Output Voltage vs. Load Current per

Transmitter

Table 5. Logic Family Compatibility with

Various Supply Voltages

SYSTEM

POWER-

SUPPLY

VOLTAGE

(V)

3.3

VCC SUPPLY

VOLTAGE

(V)

COMPATIBILITY

3.3

Compatible with all CMOS

families.

5

5

Compatible with all TTL and

CMOS-logic families.

Compatible with ACT and

5

3.3

HCT CMOS, and with TTL.

Incompatible with AC, HC,

or CD4000 CMOS.

Ordering Information (continued)

PART

TEMP RANGE PIN-PACKAGE

MAX3243ECWI+

0°C to +70°C

28 Wide SO

MAX3243ECAI+

0°C to +70°C

28 SSOP

MAX3243ECUI+

0°C to +70°C

28 TSSOP

MAX3243EEWI+

-40°C to +85°C 28 Wide SO

MAX3243EEAI+

-40°C to +85°C 28 SSOP

MAX3243EEUI+

-40°C to +85°C 28 TSSOP

MAX3243ECTJ+

0°C to +70°C

32 TQFN-EP*

MAX3243EETJ+

-40°C to +85°C 32 TQFN-EP*

*Exposed pad.

+Denotes a lead(Pb)-free/RoHS-compliant package.

Interconnection with 3V and 5V Logic

The MAX3221E/MAX3223E/MAX3243E can directly

interface with various 5V logic families, including ACT

and xHCT CMOS. See Table 5 for more information on

possible combinations of interconnections.

___________________Chip Information

PROCESS: BiCMOS

14

Maxim Integrated

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