MAX14782E_14 Datasheet, PDF (9/17 Pages) Maxim Integrated Products – 500Kbps 3.3V to 5V RS-485/RS-422 Transceiver with ±35kV HBM ESD Protection

MAX14782E
500Kbps 3.3V to 5V RS-485/RS-422 Transceiver
with ±35kV HBM ESD Protection
Typical Operating Characteristics
(V_CC = +5V, T_A = +25°C, unless otherwise specified.)
NO-LOAD SUPPLY CURRENT
vs. TEMPERATURE
3.0
DE = VCC
RE = GND
2.5
VCC = 5V
2.0
1.5
VCC = 3.3V
1.0
0.5
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
RECEIVER-OUTPUT HIGH VOLTAGE
vs. OUTPUT CURRENT
5
OUTPUT SOURCING CURRENT
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
10
DE = GND
9 _{RE = VCC}
8
7
6
5
4
3
VCC = 3.3V
VCC = 5V
2
1
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
RECEIVER-OUTPUT LOW VOLTAGE
vs. OUTPUT CURRENT
5
OUTPUT SINKING CURRENT
SUPPLY CURRENT vs. DATA RATE
80
DE = VCC
70
VCC = 5V, 54Ω LOAD
60
50
VCC = 3.3V, 54Ω LOAD
40
30
VCC = 5V, NO LOAD
20 ^{VCC = 3.3V, NO LOAD}
10
0
0
100 200 300 400 500
DATA RATE (kbps)
DRIVER OUTPUT CURRENT
vs. DIFFERENTIAL OUTPUT VOLTAGE
160
4
4
120
3
VCC = 5V
3
2
2
VCC = 3.3V
1
1
0
0
0 -10 -20 -30 -40 -50 -60
0
OUTPUT CURRENT (mA)
DIFFERENTIAL DRIVER OUTPUT
VOLTAGE vs. TEMPERATURE
5.0
RL = 54Ω
4.5 _{CL = 50pF}
4.0
VCC = 5V
3.5
3.0
2.5
2.0
1.5
VCC = 3.3V
1.0
0.5
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
80
VCC = 5V
VCC = 3.3V
VCC = 5V
40
VCC = 3.3V
10 20 30 40 50 60
OUTPUT CURRENT (mA)
0
0
1
2
3
4
5
DIFFERENTIAL OUTPUT VOLTAGE (V)
DRIVER OUTPUT CURRENT
vs. OUTPUT HIGH VOLTAGE
-180
VCC = 5V
-160
-140
-120
-100
VCC = 3.3V
-80
-60
-40
-20
0
-7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5
OUTPUT HIGH VOLTAGE (V)
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