PEB 20571 F V3.1 Infineon Technologies, PEB 20571 F V3.1 Datasheet - Page 276

• 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

Timing for Multiplexed Bus
In this mode ALE pin is used in order to lock the address, driven over the multiplexed
A/D bus.
Table 71
Parameter
A-bus setup time before ALE falling
edge
A-bus hold time after ALE falling edge t
ALE pulse width
CS setup time before WR rising edge t
CS hold time after WR rising edge
D-bus setup time before WR rising
edge
D-bus hold time after WR rising edge t
ALE hold time after WR rising edge
WR pulse width
Figure 67
Data Sheet
WR
CS
AD
ALE
Timing for Write Cycle in Intel/Infineon Multiplexed Mode
Write Cycle Intel/Infineon Multiplexed Mode
t
SAL
t
WL
Address
t
HAL
Electrical Characteristics and Timing Diagrams
Symbol
t
t
t
t
t
t
SAL
HAL
WL
SCW
HCW
SDW
HDW
HLW
WW
259
t
t
SDW
SCW
t
WW
min.
12
5
7
14
5
6
8
5
7
Limit Values
Data
max.
t
HLW
t
t
HCW
HDW
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
Output load
capacity of
50 pF
PEB 20570
PEB 20571
2003-07-31