ON Semiconductor NCN49597, Manual, Page: 3 / 28

NCN49597
http://onsemi.com
3
Table 1. EXTERNAL COMPONENTS LIST AND DESCRIPTION
Component Unit Tolerance Typ Value Function − Remark
C
11
High Voltage coupling capacitor; 630 V 220 ± 20% nF
C
12
Zero Cross noise suppression 100 ± 20% pF
C
13
, C
14
X − tal load capacitor 22 ± 20% pF
C
15
Decoupling block capacitor 1.8 V internal supply 1 − 20 +80% m F
R
1
High pass receive filter 22 ± 1% k W
R
2
High pass receive filter 11 ± 1% k W
R
3
, R
9
, R
12,
R
13
High pass receive filter; Alarm current ; Pull up 10 ± 1% k W
R
4
Low pass transmit filter 3,3 ± 1% k W
R
5
Low pass transmit filter 10 ± 1% k W
R
6
Low pass transmit filter 8,2 ± 1% k W
R
7
Low pass transmit filter 500 ± 1% W
R
8
Low pass transmit filter 3 ± 1% k W
R
10
TX Coupling resistor ; 0.5 W 0,47 ± 1% W
R
11
Zero Cross coupling HiV 1 ± 5% M W
D
1
, D
2
High current Schottky Clamp diodes MBRA430
D
3
, D
4
TVS diodes P6SMB6.8AT3G
D
5
Double low current Schottky clamp diode BAS70 − 04
Y1 X − tal 48 MHz
Tr 2:1 Pulse transformer
U1 PLC modem NCN49597
U2 Power Operational Amplifier NCS5650
Table 2. ABSOLUTE MAXIMUM RATINGS
Rating Symbol Min Max Unit
ABSOLUTE MAXIMUM RATINGS SUPPLY
Power Supply Pins VDD, VDDA, VSS, VSSA
Absolute max. digital power supply V
DD_ABSM
V
SS
− 0.3 3.9 V
Absolute max. analog power supply V
DDA_ABSM
V
SSA
−
0.3
3.9 V
Absolute max. difference between digital and analog power supply V
DD
− V
DDA_ABSM
− 0.3 0.3 V
Absolute max. difference between digital and analog ground V
SS
− V
SSA_ABSM
− 0.3 0.3 V
ABSOLUTE MAXIMUM RATINGS NON 5V SAFE PINS
Non 5V Safe Pins: TX_OUT, ALC_IN, RX_IN, RX_OUT, REF_OUT, ZC_IN, XIN, XOUT, TDO, TDI, TCK, TMS, TRSTB, TEST
Absolute maximum input for normal digital inputs and analog inputs V
IN_ABSM
V
SS
− 0.3 V
DD
+ 0.3 V
Absolute maximum voltage at any output pin V
OUT_ABSM
V
SS
− 0.3 V
DD
+ 0.3 V
ABSOLUTE MAXIMUM RATINGS 5V SAFE PINS
5V Safe Pins: TX_ENB, TXD, RXD, BR0, BR1, IO3 .. IO11, RESB
Absolute maximum input for digital 5V safe inputs V
5VS_ABSM
V
SS
− 0.3 6.0 V
Absolute maximum voltage at 5V safe output pin V
OUT5V_ABSM
V
SS
− 0.3 3.9 V
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.