+3V to +5.5V, 1.5Mbps
RS-232 Receivers in SOT23-5
Typical Operating Characteristics (continued)
(VCC = +5V, TA = +25°C, unless otherwise noted.)
RIN TO INVALID LOW vs. SUPPLY VOLTAGE
60
55
50
45
40
35
30
25
3.0 3.5 4.0 4.5 5.0 5.5
VCC (V)
MAX3180
ENABLE ASSERTION TO ROUT RESPONSE
20V
10V
RIN 0
-10V
5V
ROUT
0
5V
ENABLE
0
VCC = 5.0V
RL = 50kΩ
CL = 100pF
500ns/div
Pin Description
NAME
PIN
MAX3180 MAX3181 MAX3182 MAX3183
FUNCTION
EN
–
EN
–
Receiver Output Enable
1
–
INVALID
–
INVALID Output of the Valid Input Detector
2
GND
GND
GND
GND
Ground
ROUT
ROUT
–
–
Inverting Receiver Output
3
–
–
ROUT
ROUT
Noninverting Receiver Output
4
RIN
RIN
RIN
RIN
Receiver Input
5
VCC
VCC
VCC
VCC
Supply Voltage
4 _______________________________________________________________________________________