PEF82912FV1.4 Infineon Technologies, PEF82912FV1.4 Datasheet - Page 144
PEF82912FV1.4
Manufacturer Part Number
PEF82912FV1.4
Description
ISDN Interface ISDN
Manufacturer
Infineon Technologies
Datasheet
1.PEF82912FV1.4.pdf
(240 pages)
Specifications of PEF82912FV1.4
Mounting Style
SMD/SMT
Package / Case
MQFP-64
Lead Free Status / Rohs Status
Details
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3.3
3.3.1
The following blocking circuitry is suggested.
•
Figure 67
3.3.2
The Q-SMINT I is connected to the twisted pair via a transformer.
recommended external circuitry. The recommended protection circuitry is not displayed.
Note: The integrated hybrid as specified for Version 1.1 is no more available in Version
Data Sheet
VDDa_UR
VDDa_UX
VDDa_SR
VDDa_SX
VSSa_UR
VSSa_SX
VSSa_SR
VSSa_UX
1.3 and an external hybrid is required.
VDDD
VDDD
VSSD
VSSD
External Circuitry
Power Supply Blocking Recommendation
U-Transceiver
Power Supply Blocking
1)
These capacitors should be located as near to the pins as possible
100nF
1)
100nF
1)
100nF
1)
130
100nF
1)
100nF
1)
Operational Description
100nF
Figure 68
PEF 82912/82913
1)
GND
3.3V
1µF
blocking_caps_Smint.vsd
2001-03-30
shows the
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