MAX3235ECPP+G36 Maxim Integrated Products, MAX3235ECPP+G36 Datasheet - Page 4

IC TXRX RS-232 DL 20-DIP

MAX3235ECPP+G36

Manufacturer Part Number
MAX3235ECPP+G36
Description
IC TXRX RS-232 DL 20-DIP
Manufacturer
Maxim Integrated Products
Type
Transceiverr
Datasheet

Specifications of MAX3235ECPP+G36

Number Of Drivers/receivers
2/2
Protocol
RS232
Voltage - Supply
4.5 V ~ 5.5 V
Mounting Type
Through Hole
Package / Case
20-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
TIMING CHARACTERISTICS
(V
ues are at T
±15kV ESD-Protected, 1µA, 250kbps, 3.3V/5V, Dual
RS-232 Transceivers with Internal Capacitors
Note 4: Transmitter skew is measured at the transmitter zero crosspoints.
(V
unless otherwise noted.)
4
__________________________________________Typical Operating Characteristics
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
CC
CC
-10.0
10.0
-2.5
-5.0
-7.5
_______________________________________________________________________________________
7.5
5.0
2.5
= +3.0V to +3.6V for MAX3233E, V
0
= +3.3V for MAX3233E, V
0
PARAMETER
TRANSMITTER OUTPUT VOLTAGE vs.
A
1000
= +25°C.)
LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
2000
V
V
OUT
OUT
+
-
3000
CC
⏐ t
⏐ t
4000
= +5.0V for MAX3235E; 250kbps data rate; all transmitters loaded with 3kΩ and C
SYMBOL
PHL
PHL
t
t
PHL
PLH
5000
- t
- t
CC
PLH
PLH
= +4.5V to +5.5V for MAX3235E; T
R
one transmitter switching
R_IN to R_OUT,
C
Normal operation
Normal operation
(Note 4)
V
V
T
R
measured from +3V to -3V
or -3V to +3V
45
40
35
30
25
20
15
10
5
0
CC
CC
A
L
L
L
= +25°C,
=
= 3kΩ, C
= 150pF
0
= 3.3V (MAX3233E),
= 5.0V (MAX3235E),
3kΩ to 7kΩ,
TRANSMITTER 1 AT DATA RATE
TRANSMITTER 2 AT 1/16 DATA RATE
OPERATING SUPPLY CURRENT
1000
vs. LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
L
= 1000pF,
250kbps
CONDITIONS
2000
3000
MAX3233E
MAX3235E
MAX3233E
MAX3235E
120kbps
20kbps
4000
MAX3233E
MAX3235E
C
to 1000pF
C
to 2500pF
A
L
L
= T
= 150pF
= 150pF
MIN
5000
to T
MAX
16
14
12
10
8
6
4
2
0
, unless otherwise noted. Typical val-
MIN
250
0
6
4
1000
LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
TYP
100
250
150
200
200
150
180
70
50
SLEW RATE vs.
2000
MAX
3000
30
30
L
; T
SLEW RATE +
SLEW RATE -
A
4000
= +25°C,
UNITS
kbps
V/µs
ns
ns
ns
ns
ns
ns
5000

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