MAX31911_12 MAXIM [Maxim Integrated Products], MAX31911_12 Datasheet - Page 10

• Manufacturer Part Number: MAX31911_12
• Description: Industrial, Octal, Digital Input Translator/Serializer
• Manufacturer: MAXIM [Maxim Integrated Products]

The external components shown in
device to operate in harsh industrial environments.
Components were chosen to assist in suppression
of voltage burst and surge transients, allowing the
Table 2. Recommended Components
Figure 1. Typical EMC Protection Circuitry
Maxim Integrated
COMPONENT
C0
24V
R
C
R
C0
C1
C3
C4
D0
D1
R1
REF
f
INX
INX
IN1–8
0V
R1
Applications Information
C0
D0
R
INX
EMC Standards Compliance
D1
C
INX
C1
4.7nF, 2kV polypropylene capacitor
10FF, 60V ceramic capacitor
100nF, 10V ceramic capacitor
4.7µF, 10V low ESR ceramic capacitor
1nF, 60V ceramic capacitor
36V fast zener diode (ZSMB36)
General-purpose rectifier (IN4007)
150I, 1/3W MELF resistor
2.2kI, 1/4W MELF resistor
15kI, 1/8W resistor
V
IN1–8
RT1–8
CC24V
RIREF
MAX31911
Figure 1
R
REF
MODESEL
GND
5VOUT
FAULT
SOUT
DESCRIPTION
DB0
DB1
CLK
SIN
CS
allow the
Industrial, Octal, Digital Input
JUMPERS TO
AND GND
5VOUT
system to meet or exceed international EMC require-
ments.
ponent in
using the components shown in
to be robust against IEC burst transient, surge tran-
sient, and RFI specifications (IEC 61000-4, -5, -6,
and -2).
C3
Table 2
Translator/Serializer
Figure
C4
lists an example device for each com-
REQUIRED/RECOMMENDED/OPTIONAL
Optional: For reverse polarity protection
Optional: For higher EMC performance
1. The system shown in
ISOLATION
Recommended
Recommended
Recommended
Recommended
MAX31911
Required
Required
Required
Required
Table
2, is designed
VDD_LOGIC
CLK
CS
SOUT
FAULT
Figure
10
1,