PSB 2134 H V2.2 Infineon Technologies, PSB 2134 H V2.2 Datasheet - Page 35
PSB 2134 H V2.2
Manufacturer Part Number
PSB 2134 H V2.2
Description
IC CODEC FILTER 4CHAN MQFP-64
Manufacturer
Infineon Technologies
Series
SICOFI®r
Datasheet
1.PSB_2134_H_V2.2.pdf
(95 pages)
Specifications of PSB 2134 H V2.2
Function
CODEC Filter
Interface
IOM-2 PCM, SPI
Number Of Circuits
4
Voltage - Supply
5V
Current - Supply
26mA
Power (watts)
130mW
Mounting Type
Surface Mount
Package / Case
64-QFP
Includes
Level Metering Function, Tone Generation
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Operating Temperature
-
Other names
PSB2134HV2.2X
SP000007389
SP000007390
SP000007389
SP000007390
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LMR
V+T
3.3.3
COT/R
IDR
LM
1)
Semiconductor Group
Bit 7
Explanation of the level metering function:
A signal fed to A/ -Law compression via AX- and HPX-filters (from a digital loop, or externally via VIN), is
rectified, and the power is measured. If the power exceeds a certain value, loaded to XR7, bit LMR is set to
‘1’. The power of the incoming signal can be adjusted by AX-filters.
CR2 Configuration Register 2
Selection of Cut off Transmit/Receive Paths
0 0 0:
0 0 1:
0 1 0:
1 0 1:
1 1 0:
Initialize Data RAM
IDR = 0:
IDR = 1:
Level Metering function
LM = 0:
LM = 1:
Result of Level Metering function (this bit can not be written)
LMR = 0: Level detected was lower than the reference
LMR = 1: Level detected was higher than the reference
Add Voice signal and Tone Generator signal
V+T = 0:
V+T = 1:
COT/R
Contents of Data RAM is set to 0
Normal Operation
COT16
COT8
COR4M
COR64
Normal operation is selected
(used for production test purposes)
Level metering function is disabled
Level metering function is enabled
Voice or Tone Generator is fed to the DAC
Voice and Tone Generator Signals are added, and fed to
the Digital to Analog Converter
Cut Off Transmit Path at 16 kHz (input of TH-Filter)
Cut Off Transmit Path at 8 kHz (input of
compression, output is zero for -law, 1 LSB for
A-law)
Cut Off Receive Path at 4 MHz (POFI-output)
Cut Off Receive Path at 64 kHz (IM-filter input)
1)
0
35
IDR
Programming the SICOFI
LM
LMR
PSB 2132
PSB 2134
0
®
-2/4-TE
V+T
09.97
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