PSB2186N-V11TR Infineon Technologies, PSB2186N-V11TR Datasheet - Page 51

• Manufacturer Part Number: PSB2186N-V11TR
• Description: IC ISDN SUBSCRIB ACCESS 44-PLCC
• Manufacturer: Infineon Technologies

Specifications of PSB2186N-V11TR

• Controller Type: Subscriber Access Controller (ISDN)
• Interface: 4-Wire SPI Serial
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Supply: 17mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Other names: PSB2186N-V11INTR; PSB2186N-V11TR

2.4.5.2
The integrated receiver uses an adaptively switched threshold detector. The detector controls
the switching of the receiver between two sensitivity levels. The hysteresis characteristics of
the receiver are shown in figure 28.
Figure 28
Switching of the Receiver between High Sensitivity and Low Sensitivity
Semiconductor Group
Adaptive Receiver Characteristics
V
V
V
max
SR2
TR1
V
+ 225 mV
- 225
SR2
750 mV
-
=
V
V
-
Maximum Value of
V
TR2
SR1
mV
0
SR1
V
=
<
<
=
_
_
with
Threshold Voltages of the Receiver Threshold Detector
V
Input Voltage
High Sensitivity
max
V
State 1
Logical 0
Logical
Logical
<
<
_
_
TR1
1
1 V
=
± 225 mV
V
1
0
SR2
-
V
V
max
SR1
in two Consecutive Frames
V
<
during one Frame
max
750
> 1 V or
mV
51
and
V
V
max
max
V
+ 375
<
- 375 mV
SR2
> -750 mV
-1
-
V
V
mV
0 V
SR1
with
Low Sensitivity
V
State
Logical
Logical 1
Logical 0
TR2
Functional Description
750
=
2
± 375
mV V
2
0
<
<
_
_
mV
ITD00774
max
< <
_
_
1
V