PEB 20571 F V3.1 Infineon Technologies, PEB 20571 F V3.1 Datasheet - Page 270

no-image

PEB 20571 F V3.1

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

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 65
Mode
Normal (Non-Fly-By)
Fly-By
In Fly-By mode R and W are used inverted, because these signals are required also for
concurrent accessing of an external memory device.
Table 66
Parameter
DACK setup time to W or R
falling edge
DACK hold time after W or R
rising edge
D-bus setup time to W rising
edge
D-bus hold time after W
rising edge
DREQT/DREQR delay after
W or R falling edge
W pulse width and interval
between W pulses
R pulse width and interval
between R pulses
D-bus valid after R falling
edge
D-bus float (high impedance)
after R rising edge
Data Sheet
R/W Behavior During DMA Transactions in Normal and in Fly-By
Modes
DMA Transaction Timing in Intel/Infineon Mode
R = ‘1’, W = ‘0’
Write DMA transaction.
(A response to DMA
transmitter request)
Read DMA transaction.
(A response to DMA
receiver request)
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
SAW
SAR
HWA
HRA
SDW
HWD
DWR
DRR
WW
WR
DRDV
DRDT
Electrical Characteristics and Timing Diagrams
min.
7
5
5
8
0
30
30
0
0
253
Limit Values
R = ‘0’, W = ‘1’
Read DMA transaction.
(A response to DMA receiver
request)
Write DMA transaction.
(A response to DMA transmitter
request)
max.
36
22
15
Unit
ns
ns
ns
ns
ns
ns
ns
Test
Conditions
Output load
capacity of
50 pF
PEB 20570
PEB 20571
2003-07-31

Related parts for PEB 20571 F V3.1