MAX3160E MAXIM [Maxim Integrated Products], MAX3160E Datasheet - Page 13

• Manufacturer Part Number: MAX3160E
• Description: +5kV ESD-Protected, +3.0V to +5.5V, 10nA, RS-232/RS-485/RS-422 Multiprotocol Transceivers
• Manufacturer: MAXIM [Maxim Integrated Products]

RS-232/RS-485/RS-422 Multiprotocol Transceivers
V
CC
MAX3162E Functional Diagram
OUTPUTS
OUTPUTS
RS-485
LOGIC
OUTPUT
OUTPUT
C1
C
RS-232
RS-232
BYPASS
LOGIC
INPUT
±15kV ESD-Protected, +3.0V to +5.5V, 10nA,
10
12
13
11
14
1
2
3
4
5
6
7
8
9
C1+
V
C1-
GND
Y
FAST
Z
SHDN
CC
RE485
______________________________________________________________________________________
R1
R2
RO
MAX3162E
CHARGE
PUMP
D
R
DE485
T1
T2
TE232
RE-232
C2+
C2-
V+
V-
B
A
18
16
28
27
26
25
24
23
22
20
19
17
15
211
LOGIC
INPUTS
RS-232
INPUTS
RS-485
INPUTS
LOGIC
INPUTS
C3
C4
C2
Figure 2. RS-485/RS-422 and RS-232 Receiver Enable/Disable
Timing Test Load
Figure 3. RS-485/RS-422 Driver Timing Test Circuit
Figure 4. RS-485/RS-422 Driver Enable/Disable Timing Test Load
Figure 1. RS-485/RS-422 Driver DC Test Load
RECEIVER
OUTPUT
UNDER TEST
OUTPUT
DI
DE485
Y
TEST POINT
C
Z
L
3V
V
C
OD
500Ω
L
Y
Z
V
OD
1k
R
R
R
DIFF
Test Circuits
V
S1
S2
S1
S2
OC
C
L
1kΩ
V
CC
V
CC
13