MAX3221ECUE-T Maxim Integrated, MAX3221ECUE-T Datasheet - Page 13
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MAX3221ECUE-T
Manufacturer Part Number
MAX3221ECUE-T
Description
RS-232 Interface IC
Manufacturer
Maxim Integrated
Series
MAX3221E, MAX3223E, MAX3243Er
Datasheet
1.MAX3223EETP.pdf
(19 pages)
Specifications of MAX3221ECUE-T
Data Rate
120 Kbps
Operating Supply Voltage
3 V to 5.5 V
Supply Current
1 mA
Operating Temperature Range
0 C to + 70 C
Mounting Style
SMD/SMT
Function
Transceiver
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Number Of Drivers
1
Number Of I/os
4
Number Of Receivers
1
Propagation Delay Time Ns
0.3 us
Shutdown
Yes
Table 4. ±15kV ESD-Protected, 3.0V to 5.5V Powered RS-232 Transceivers from Maxim
±15kV ESD-Protected, 1µA, 3.0V to 5.5V, 250kbps,
Maxim Integrated
Figure 9. Loopback Test Circuit
MAX3241E +3.0 to +5.5
MAX3243E +3.0 to +5.5
MAX3244E +3.0 to +5.5
MAX3245E +3.0 to +5.5
MAX3232E +3.0 to +5.5
MAX3222E +3.0 to +5.5
MAX3223E +3.0 to +5.5
MAX3224E +3.0 to +5.5
MAX3225E +3.0 to +5.5
MAX3221E +3.0 to +5.5
MAX3226E +3.0 to +5.5
MAX3227E +3.0 to +5.5
PART
C1
C2
V
V
CC
CC
0
0.1µF
VOLTAGE
SUPPLY
FORCEOFF
RANGE
C1+
C1-
C2+
C2-
T_ IN
R_ OUT
EN (MAX3221E/3E)
(V)
RS-232 Transceivers with AutoShutdown
MAX3221E
MAX3223E
MAX3243E
GND
Tx/Rx
V
NO.
CC
OF
3/5
3/5
3/5
3/5
2/2
2/2
2/2
2/2
2/2
1/1
1/1
1/1
CURRENT
MAX3221E/MAX3223E/MAX3243E
SUPPLY
T_ OUT
5kΩ
R_ IN
(µA)
300
300
300
V+
V-
1
1
1
1
1
1
1
1
1
Shutdown
Auto-
Plus
Yes
Yes
Yes
Yes
Yes
Yes
C3
C4
—
—
—
—
—
—
1000pF
Shutdown
Auto-
Yes
Yes
Yes
—
—
—
—
—
—
—
—
—
Figure 10. Loopback Test Result at 120kbps
HUMAN
MODEL
BODY
T1OUT
R1OUT
(kV)
±15
±15
±15
±15
±15
±15
±15
±15
±15
±15
±15
±15
T1IN
V
DISCHARGE
CC
IEC 1000-4-2
CONTACT
= 3.3V
(kV)
±8
±8
±8
±8
±8
±8
±8
±8
±8
±8
±8
±8
2µs/div
DISCHARGE
IEC 1000-4-2
AIR-GAP
(kV)
±15
±15
±15
±15
±15
±15
±15
±15
±15
±15
±15
±15
GUARANTEED
DATA RATE
(kbps)
1Mbps
1Mbps
1Mbps
250
250
250
250
250
250
250
250
250
5V/div
5V/div
5V/div
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