PEB 20571 F V3.1 Infineon Technologies, PEB 20571 F V3.1 Datasheet - Page 281

• 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

Table 75
Parameter
DCL Clock Period
DCL Duty Cycle
Note: Usually DSP-clock is generated internally by the internal PLL, in a frequency of
Figure 74
Table 76
Parameter
FSC delay after DCL rising
edge
FSC Clock Period
FSC Clock Period High in a
long-pulse FSC cycle
Data Sheet
DCL
1)
61.44 MHz. If on the other hand a lower frequency clcok is provided via CLK_DSP
input pin, the frequency of DCL should not exceed the frequency of DSP-clock-
frequency / 4 (DSP clcok frequency devided by 4), in order to guarantee a proper
operation of the DELIC.
DCL (IOM-2 Data Clock) Timing
DCL Timing IOM-2
FSC (IOM-2 and IOM-2000 Frame-Sync) Timing
2)
Symbol
t
DCP
Symbo
l
t
t
t
FDE
FSC
HLC
min.
48
Electrical Characteristics and Timing Diagrams
t
Limit Values
DCP
min.
-10
112
typ.
2.604
1.302
651
488
244
50
Limit Values
264
typ.
125
112.5 113
max.
52
max.
10
Unit Notes
ns
ns
ns
%
s
s
Unit Notes
ns
s
s
DCL = 384 kHz
DCL = 768 kHz
DCL = 1536 kHz
DCL = 2048 kHz
DCL = 4096 kHz
Output load capacity
of up to 50 pF on
both, PFS and DCL
8 kHz
PEB 20570
PEB 20571
2003-07-31