MAX3162 MAXIM [Maxim Integrated Products], MAX3162 Datasheet - Page 12

• Manufacturer Part Number: MAX3162
• Description: +3.0V to +5.5V, 1uA, RS-232/RS-485/422 Multiprotocol Transceivers
• Manufacturer: MAXIM [Maxim Integrated Products]

+3.0V to+5.5V, 1µA, RS-232/RS-485/422
Multiprotocol Transceivers
12
Functional Diagrams (continued)
V
CC
______________________________________________________________________________________
OUTPUTS
OUTPUTS
RS-485
LOGIC
OUTPUT
OUTPUT
C1
C
RS-232
RS-232
BYPASS
10
12
13
11
14
1
2
3
4
5
6
7
8
9
C1+
V
C1-
GND
FAST
SHDN
CC
RE485
R1
R2
Y
Z
RO
MAX3162
CHARGE
PUMP
D
R
DE485
T1
T2
TE232
B
A
C2+
C2-
V+
V-
19
18
16
28
27
26
25
24
23
22
211
20
17
15
LOGIC
INPUTS
RS-232
INPUTS
RS-485
INPUTS
C4
C3
C2
Figure 2. RS-485/422 Receiver Enable/Disable Timing Test Load
Figure 3. RS-485/422 Driver Timing Test Circuit
Figure 1. RS-485/422 Driver DC Test Load
RECEIVER
OUTPUT
DI
DE485
C
TEST POINT
L
Y
Z
3V
V
OD
Y
Z
V
OD
1kΩ
R
DIFF
R
R
S1
S2
Test Circuits
V
OC
C
C
L
L
1kΩ
V
CC