Datasheet

±15kV ESD-Protected, 1µA, 3.0V to 5.5V, 250kbps,
RS-232 Transceivers with AutoShutdown
Figure 11. Loopback Test Result at 250kbps
2µs/div
T1IN
T1OUT
R1OUT
5V/div
5V/div
5V/div
V
CC
= 3.3V
Compatible with ACT and
HCT CMOS, and with TTL.
Incompatible with AC, HC,
or CD4000 CMOS.
3.35
SYSTEM
POWER-
SUPPLY
VOLTAGE
(V)
Compatible with all TTL and
CMOS-logic families.
55
Compatible with all CMOS
families.
3.33.3
COMPATIBILITY
V
CC
SUPPLY
VOLTAGE
(V)
Table 5. Logic Family Compatibility with
Various Supply Voltages
Figure 12a. Transmitter Output Voltage vs. Load Current per
Transmitter
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
012345678910
MAX2343E-FIG15
LOAD CURRENT PER TRANSMITTER (mA)
TRANSMITTER OUTPUT VOLTAGE (V)
V
OUT+
V
OUT-
V
OUT+
V
OUT-
V
CC
V
CC
= 3.0V
___________________Chip Information
PROCESS: BiCMOS
Ordering Information (continued)
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.
*Exposed pad.
+ Denotes a lead(Pb)-free/RoHS-compliant package.
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*
14
Maxim Integrated
MAX3221E/MAX3223E/MAX3243E