MAX1406 Datasheet, PDF (4/8 Pages) Maxim Integrated Products – ±15kV ESD-Protected, EMC-Compliant, 230kbps, 3-Tx/3-Rx RS-232 IC

±15kV ESD-Protected, EMC-Compliant,
230kbps, 3-Tx/3-Rx RS-232 IC
__________________________________________Typical Operating Characteristics
(V_CC = +5.0V, V_DD = +12.0V, V_SS = -12.0V, T_A = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
20
I_DD, 240kbps
15
I_DD, 120kbps
10
I_DD, 20kbps
5
1 TRANSMITTER AT DATA RATE
0 ^{ICC 2 TRANMITTERS AT DATA RATE/16}
3kΩ + 2500pF LOAD
-5 ^{ISS, 20kbps}
-10 ^{ISS, 120kbps}
-15 ^{ISS, 240kbps}
-20
10.8
11.4
12.0
12.6
13.2
SUPPLY VOLTAGE (V)
25
20
15
10
5
0 ^ICC
-5
-10
-15
-20
-25
0
SUPPLY CURRENT
vs. LOAD CAPACITANCE
I_DD, 240kbps
I_DD, 120kbps
I_DD, 20kbps
3kΩ + C_L
1 TRANSMITTER AT DATA RATE
2 TRANMITTERS AT DATA RATE/16
I_SS, 20kbps
I_SS, 120kbps
I_SS, 240kbps
1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
SLEW RATE
vs. LOAD CAPACITANCE
16
14
12
FALL
10
RISE
8
6 _{1 TRANSMITTER AT DATA RATE}
4 ^{2 TRANMITTERS AT DATA RATE/16}
3kΩ + C_L LOAD
2
0
0 1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
12.5
120kbps
10.0
7.5
240kbps
5.0
2.5 _{1 TRANSMITTER AT DATA RATE}
0 2 TRANMITTERS AT DATA RATE/16
-2.5 ^{3kΩ + CL LOAD}
-5.0
240kbps
-7.5
-10.0
-12.5
0
120kbps
1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
4 _______________________________________________________________________________________