PBL386302QNANT Infineon Technologies, PBL386302QNANT Datasheet - Page 37
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PBL386302QNANT
Manufacturer Part Number
PBL386302QNANT
Description
Manufacturer
Infineon Technologies
Datasheet
1.PBL386302QNANT.pdf
(48 pages)
Specifications of PBL386302QNANT
Number Of Channels
1
On-hook Transmission
Yes
Polarity Reversal
Yes
On-chip Ring Relay Driver
Yes
Operating Supply Voltage (typ)
5V
Operating Temp Range
-40C to 85C
Loop Current Limit
45mA
Operating Temperature Classification
Industrial
Pin Count
28
Mounting
Surface Mount
Operating Supply Voltage (max)
5.25V
Operating Supply Voltage (min)
4.75V
Lead Free Status / RoHS Status
Not Compliant
terminal and ground. With current directions defined as in
gives:
where
From this equation the resistor
For the value on
If RSN is DC decoupled from the CODEC output, then
infinite.
The resistor
Table 11
Symbol
I
Figure 11
Data Sheet
–
R
RSN
R
I
RSN
=
------------------------------------------------------------------------------ -
–
V
CODEC
I
=
RSN
I
RT
R
–
R
Internal Bias Current of RSN
Codec Receive Interface
is the reference voltage of the CODEC at the receive output.
+
1.25
--------- -
has no influence in the AC transmission.
R
I
I
RSN
T
RRX
1.25
DC-GND
–
+1.25
I
, see
1.25
-------------------------------------- -
Value (typ)
-55
+
I
VTX
RSN
RR
–
Table
R
V
RX
=
CODEC
R
1.25
--------- -
R
R
11.7
I
RSN
T
can be calculated as
+
1.25
-------------------------------------- -
I
I
RT
RR
R
R
T
R
I
RX
37
–
R
V
RX
R
CODEC
RX
+
1.25
--------- -
R
Figure
R
R
RX
CODEC
+
_
can be considered to be
12, current summation
U
Rev. 2.0, 2005-04-14
REFcodec
Unit
A
PBL 38630/2
Battery Feed
FlexiSLIC
codecIF
[15]
[16]