PEB 20571 F V3.1 Infineon Technologies, PEB 20571 F V3.1 Datasheet - Page 250

• Manufacturer Part Number: PEB 20571 F V3.1
• Description: IC LINE CARD CTRLR DSP TQFP-100
• Manufacturer: Infineon Technologies

Specifications of PEB 20571 F V3.1

• Function: PBX Controller with DSP
• Interface: ISDN
• Voltage - Supply: 3.13 V ~ 3.47 V
• Current - Supply: 272.6mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LFQFP
• Includes: Layer-1 Control, Signaling Control, Signal Processing, Voice Channel Handling
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Number Of Circuits: -
• Other names: PEB20571FV3.1X; PEB20571FV31XP; SP000007539

6.2.11.2 PFS Control Register
PFS Control Register (CPFS)
Reset value: 0001
Note: ’x’ = unused bits, read as 0
.
PFS
Note: When the PFS is output, its frequency is always 8 kHz, therefore this bit should be
Data Sheet
left in its reset-value ('1') and not to be changed.
The direction of PFS and PDC: input (slave) or output (master) is determined by
the Master/Slave strap (DREQR pin) during reset.
15
7
x
x
PFS Frequency Selection
(Selectable in Slave mode when PFS is input; in Master mode PFS = 8 kHz)
0 =
1 =
H
14
6
x
x
PFS = 4 kHz
PFS = 8 kHz (default)
13
5
x
x
12
4
read/write
x
x
233
11
3
x
x
10
2
x
x
Register Description
Address: D081
9
x
1
x
PEB 20570
PEB 20571
2003-07-31
PFS
8
0
x
H