MAX13234E Datasheet, PDF (8/16 Pages) Maxim Integrated Products – 3Mbps RS-232 Transceivers with Low-Voltage Interface

3Mbps RS-232 Transceivers with
Low-Voltage Interface
Typical Operating Characteristics (continued)
(V_CC = V_L = 3.3V, T_A = +25°C, unless otherwise noted.)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
-40
READY TURN-OFF TIME
vs. TEMPERATURE
-15
10
35
60
85
TEMPERATURE (°C)
SUPPLY CURRENT vs. DATA RATE
35
MAX13235E
30 ^{1 TRANSMITTER}
OPERATING
25 ^{RL = 3kΩ, CL = 150pF}
20
15
10
5
0
0.001
0.01
0.1
1
10
DATA RATE (kbps)
LOGIC-INPUT THRESHOLD vs. V_L
2.5
2.3 ^{VCC = 5.5V}
2.1
V_IH
1.9
1.7
1.5
V_IL
1.3
1.1
0.9
0.7
0.5
1.5
2.5
3.5
4.5
5.5
V_L (V)
TRANSMITTER OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
8
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CURRENT
8
6
4
V+
6
4
V+
2 MAX13235E/MAX13237E
R_L = 3kΩ, C_L = 150pF
0 1 TRANSMITTER
OPERATING AT 1Mbps
-2
2
0 ^{1 TRANSMITTER}
OPERATING, DC
-2
-4
V-
-6
-4
V-
-6
-8
3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY COLTAGE (V)
-8
0
2
4
6
8
LOAD CURRENT (mA)
8 _______________________________________________________________________________________