PSF21150 INFINEON [Infineon Technologies AG], PSF21150 Datasheet - Page 20

• Manufacturer Part Number: PSF21150
• Description: IPAC-X ISDN PC ADAPTER CIRCUIT
• Manufacturer: INFINEON [Infineon Technologies AG]

1.2
The logic symbol gives an overview of the IPAC-X functions. It must be noted that not all
functions are available simultaneously, but depend on the selected mode.
Pins which are marked with a “ * “ are multiplexed and not available in all modes.
Figure 1
Data Sheet
Host
Interface
Logic Symbol
Logic Symbol of the IPAC-X
RD / DS
WR / R/W
ALE
A0...7
AD0...4
AD5 / SCL
AD6 / SDR
AD7 / SDX
CS
INT
RES
RSTO
AUX0...7 *
General
purpose I/O
DU
DD
IOM-2 Interface
INT0/1 *
External
Interrupts
FSC
2
DCL
Auxiliary Interface
CH0...2 *
IOM channel
select
BCL/
SCLK
3
20
SDS1/2
AUX6/7* / ACL
2
LED Output
VDD
VDDA
+3.3V 0V
3
MODE1 / EAW
VSS
VSSA
Multiframe
Sync.
AMODE
MODE0
MBIT *
XTAL2
XTAL1
0V
TP
C768
SR1
SR2
SX1
SX2
7.68 MHz output
7.68 MHz ± 100ppm
PSB 21150
PSF 21150
21150_17
2000-07-21
Overview
S Interface
Mode
Setting