PEB4264VV12NT Infineon Technologies, PEB4264VV12NT Datasheet - Page 109
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PEB4264VV12NT
Manufacturer Part Number
PEB4264VV12NT
Description
Manufacturer
Infineon Technologies
Datasheet
1.PEB4264VV12NT.pdf
(383 pages)
Specifications of PEB4264VV12NT
On-hook Transmission
Yes
Polarity Reversal
Yes
On-chip Ring Relay Driver
Yes
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Pin Count
22
Mounting
Surface Mount
Lead Free Status / RoHS Status
Not Compliant
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Preliminary
• TTX metering signal generator (12/16 kHz)
• Ramp generator (used for capacitance measurements)
• Ring generator (5 Hz - 300 Hz)
Figure 45
Figure 45
Data Sheet
Please refer to the CRAM coefficient set and register BCR2 (bits TTX-DIS, TTX-12k)
on
Please refer to the CRAM coefficient set and register LMCR2 (bit RAMP-EN) on
Page
Please refer to the CRAM coefficient
ITAC
PCM IN:
Receive Data from PCM
or IOM-2 Interface
A-B
IO4 - IO3
Offset
IO3
IO4
VDD
Page
a
c
IT
IL
b
VOICE PATH
204.
LM-SEL[3:0]
PROGR GAIN STAGE
LMCR1: DC-AD16
LMCR2:
MUX
PREFI
shows the entire levelmeter block for AC and DC:
AC
192.
16 / 1
Blockdiagram Levelmeter
PREFI
DC
DC LEVELMETER
SIGMA
DELTA
4 MHz
LMCR2: LM-RECT
A / D
RECTIFIER
ON / OFF
SIGMA
DELTA
1 MHz
A / D
1 Bit
DECIMATION
FACTOR
MATION
DECI-
SHIFT
CRAM
K
INTDC
+
INTEGRATOR
(Ring Period)
REGISTER
V
DC Output Voltage
CRAM
OFFSET
DC
OFR1/2
LM-SEL[3:0]
LMCR2:
on DCN – DCP
MUX
ADAPTIVE
FILTER
TTX
Table 51 "CRAM Coefficients" on Page
+
LMCR1: LM-EN
109
BANDPASS
LM-NOTCH
NOTCH
FILTER
LMCR2:
LM-FILT
CRAM
REAL
IMG.
TTX
TTX
LM-SEL[3:0]
LMCR2:
AC LEVELMETER
RECTIFIER
LM-SEL[3:0]
LMCR2:
MUX
duslic_0010_level_meter_block.emf
FACTOR
Operational Description
CRAM
SHIFT
K
INTAC
LMCR1: LM2PCM
LMRES1/2
RESULT
MUX
REG
LM-ITIME[3:0]
INTEGRATOR
LMCR3:
16x16ms
1x16ms
VOICE PATH
...
PCM OUT:
Transmit Data to PCM
or IOM-2 Interface
A-B
Programmable
Not Programmable
a
b
c
2000-07-14
DuSLIC
226.
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