MAX232EWE+T Maxim Integrated Products, MAX232EWE+T Datasheet - Page 9
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MAX232EWE+T
Manufacturer Part Number
MAX232EWE+T
Description
IC RS-232 DRVR/RCVR 16-SOIC
Manufacturer
Maxim Integrated Products
Type
Transceiverr
Datasheet
1.MAX222CPN.pdf
(38 pages)
Specifications of MAX232EWE+T
Number Of Drivers/receivers
2/2
Protocol
RS232
Voltage - Supply
4.5 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS—MAX225/MAX244–MAX249 (continued)
(MAX225, V
otherwise noted.) (Note 7)
Note 7: All units production tested at hot. Specifications over temperature are guaranteed by design.
Note 8: The 300Ω minimum specification complies with EIA/TIA-232E, but the actual resistance when in shutdown mode or V
POWER SUPPLY AND CONTROL LOGIC
AC CHARACTERISTICS
Supply Voltage Range
V
(Normal Operation)
Shutdown Supply Current
Control Input
Transition Slew Rate
Transmitter Propagation Delay
TLL to RS-232 (Normal Operation)
Receiver Propagation Delay
TLL to RS-232 (Normal Operation)
Receiver Propagation Delay
TLL to RS-232 (Low-Power Mode)
Transmitter + to - Propagation
Delay Difference (Normal Operation)
Receiver + to - Propagation
Delay Difference (Normal Operation)
Receiver-Output Enable Time
Receiver-Output Disable Time
Transmitter Enable Time
Transmitter Disable Time
CC
Supply Current
0V is 10MΩ as is implied by the leakage specification.
CC
PARAMETER
= +5.0V ±5%; MAX244–MAX249, V
_______________________________________________________________________________________
+5V-Powered, Multichannel RS-232
No load
3kΩ loads on
all outputs
T
T
Leakage current
Logic-low voltage
Logic-high voltage
C
T
t
t
t
t
t
t
t
t
t
t
t
t
PHLT
PLHT
PHLR
PLHR
PHLS
PLHS
PHLT
PHLR
ER
DR
ET
DT
A
A
A
L
= +25°C, measured from +3V to -3V or -3V to +3V
= +25°C
= T
, Figure 3
, Figure 4
= 50pF to 2500pF, R
, Figure 3
, Figure 1
, Figure 1
, Figure 2
, Figure 2
, Figure 2
, Figure 2
- t
- t
MIN
PLHT
PLHR
CC
to T
= +5.0V ±10%, external capacitors C1–C4 = 1µF; T
MAX
MAX225
MAX244–MAX249
MAX225
MAX244–MAX249
MAX225
MAX244–MAX249
MAX246–MAX249
(excludes charge-pump startup)
MAX225/MAX245–MAX249
(includes charge-pump startup)
CONDITIONS
L
= 3kΩ to 7kΩ, V
CC
Drivers/Receivers
= +5V,
MIN
4.75
4.5
2.4
5
A
TYP
350
350
100
100
100
1.4
1.4
1.3
1.5
0.6
0.6
0.6
3.0
10
11
40
57
10
10
8
5
= T
MIN
MAX
to T
5.25
500
500
5.5
0.8
3.5
3.5
1.5
1.5
±1
20
30
25
50
30
10
10
MAX
UNITS
; unless
CC
V/µs
mA
ms
µA
µA
µs
µs
µs
ns
ns
ns
ns
µs
ns
V
V
=
9