MAX3245ECUI-T Maxim Integrated, MAX3245ECUI-T Datasheet - Page 4
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MAX3245ECUI-T
Manufacturer Part Number
MAX3245ECUI-T
Description
RS-232 Interface IC
Manufacturer
Maxim Integrated
Series
MAX3224E, MAX3225E, MAX3226E, MAX3227E, MAX3244E, MAX3245Er
Datasheet
1.MAX3245EEWI.pdf
(21 pages)
Specifications of MAX3245ECUI-T
Data Rate
1 Mbps
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
3
Number Of I/os
16
Number Of Receivers
5
Propagation Delay Time Ns
0.15 us
Shutdown
Yes
MAX3226E/MAX3227E/MAX3244E/MAX3245E
4
TIMING CHARACTERISTICS—MAX3224E/MAX3226E/MAX3244E
(V
unless otherwise noted. Typical values are at T
TIMING CHARACTERISTICS—MAX3225E/MAX3227E/MAX3245E
(V
unless otherwise noted. Typical values are at T
±15kV ESD-Protected, 1µA, 1Mbps, 3.0V to 5.5V,
RS-232 Transceivers with AutoShutdown Plus
Note 2: A transmitter/receiver edge is defined as a transition through the transmitter/receiver input logic thresholds.
Note 3: Transmitter skew is measured at the transmitter zero cross points.
Maximum Data Rate
Receiver Propagation Delay
Receiver Output Enable Time
Receiver Output Disable Time
Transmitter Skew
Receiver Skew
Transition-Region Slew Rate
Maximum Data Rate
Receiver Propagation Delay
Receiver Output Enable Time
Receiver Output Disable Time
Transmitter Skew
Receiver Skew
Transition-Region Slew Rate
CC
CC
= +3V to +5.5V, C1–C4 = 0.1µF, tested at 3.3V ±10%; C
= +3V to +5.5V, C1–C4 = 0.1µF, tested at 3.3V ±10%; C
PARAMETER
PARAMETER
⏐ t
⏐ t
⏐ t
⏐ t
SYMBOL
SYMBOL
PHL
PHL
PHL
PHL
t
t
t
t
PHL
PLH
PHL
PLH
- t
- t
- t
- t
PLH
PLH
PLH
PLH
⏐
⏐
⏐
⏐
A
A
= +25°C.)
= +25°C.)
R
one transmitter switching
R_IN to R_OUT, C
Normal operation (MAX3244E only)
Normal operation (MAX3244E only)
(Note 3)
V
R
measured from +3V to -3V
or -3V to +3V, one trans-
mitter switching
R
one transmitter switching
V
C
V
C
R_IN to R_OUT, C
Normal operation (MAX3245E only)
Normal operation (MAX3245E only)
(Note 3)
V
R
measured from +3V to -3V or -3V to +3V,
one transmitter switching
CC
CC
CC
CC
L
L
L
L
L
L
= 3kΩ, C
= 3kΩ to 7kΩ,
= 3kΩ, C
= 3kΩ to 7kΩ, C
= 250pF, one transmitter switching
= 1000pF, one transmitter switching
= 3.3V, T
= 3.0V to 4.5V, R
= 4.5V to 5.5V, R
= 3.3V, T
1
1
L
L
= 0.047µF, C2–C4 = 0.33µF, tested at 5.0V ±10%; T
= 0.047µF, C2–C4 = 0.33µF, tested at 5.0V ±10%; T
A
A
= 1000pF,
= 1000pF,
CONDITIONS
CONDITIONS
= +25°C,
= +25°C,
L
L
L
= 150pF
= 150pF
= 150pF to 1000pF,
L
L
= 3kΩ,
= 3kΩ,
C
to 1000pF
L
= 150pF
1000
1000
6
MIN
MIN
250
250
24
TYP
0.15
0.15
TYP
0.15
0.15
200
200
100
200
200
50
25
50
A
A
MAX
MAX
150
= T
30
= T
Maxim Integrated
MIN
MIN
UNITS
UNITS
to T
to T
kbps
kbps
V/µs
V/µs
µs
ns
ns
ns
ns
µs
ns
ns
ns
ns
MAX
MAX
,
,