PEB 20571 F V3.1 Infineon Technologies, PEB 20571 F V3.1 Datasheet - Page 252

• 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

6.2.11.4 DCXO Reference Clock Select Register
REFSEL Register (CREFSEL)
Reset value: 0000
Note: ’x’ = unused bits, read as 0
This register controls the selection of the source of the DCXO 8kHz reference clock
REFSELEN
REFSEL(2:0) DCXO Reference Clock Select
Data Sheet
15
7
x
x
DCXO Reference Clock Enable
0 =
1 =
000 =
001 =
010 =
011 =
100 =
101 =
H
14
6
x
x
The reference clock is disabled (default)
The reference clock is enabled
DXCLK/192 (default)
XCLK/256
XCLK
REFCLK (when input)
REFCLK (when input)/64
PFS (when input)
13
5
x
x
12
4
read/write
x
x
235
REFSEL
EN
11
3
x
10
2
x
Register Description
REFSEL(2:0)
Address: D083
9
x
1
PEB 20570
PEB 20571
2003-07-31
8
0
x
H