HFC-4S Cologne Chip AG, HFC-4S Datasheet - Page 37

• Manufacturer Part Number: HFC-4S
• Description: Isdn HDLC Fifo Controller With 8 (4) Integrated S/t Interfaces
• Manufacturer: Cologne Chip AG

March 2003 (rev. A)
HFC-4S
HFC-8S
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120
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123
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Pin
Interface
1st function
2nd function
ISA PnP
1st function
2nd function
1st function
2nd function
1st function
2nd function
1st function
2nd function
1st function
2nd function
1st function
2nd function
1st function
2nd function
1st function
2nd function
1st function
2nd function
F1_2
F_Q0
F1_1
SHAPE1
F1_0
SHAPE0
R_A7
GPI31
LEV_A7
GPI30
LEV_B7
GPI29
R_B7
GPI28
T_A7
GPIO15
T_B7
GPIO14
T_B6
GPIO13
Name
IRQ0
VDD
GND
C2O
C4IO
F0IO
STIO1
STIO2
GND
VDD
ADJ_LEV7
VDD_ST
IOpu
IOpu
IOpu
IOpu
Ood
I/O
IO
IO
IO
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
General description
S/T interfaces / GPIO
PCM CODEC enable 2
PCM time slot count 0
PCM CODEC enable 1
PCM CODEC enable 0
PCM double bit clock I/O
PCM frame clock I/O (8 kHz)
PCM data bus 1, I or O per time
PCM data bus 2, I or O per time
S/T interface no. 7 receive input A
General Purpose Input pin 31
S/T interface no. 7 level detect A
General Purpose Input pin 30
S/T interface no. 7 level detect B
General Purpose Input pin 29
S/T interface no. 7 receive input B
General Purpose Input pin 28
S/T interface no. 7 transmit data A
General Purpose I/O pin 15
S/T interface no. 7 transmit data B
General Purpose I/O pin 14
S/T interface no. 6 transmit data B
General Purpose I/O pin 13
Description
ISA Interrupt Request 0
PCM CODEC enable shape sig-
nal 1
PCM CODEC enable shape sig-
nal 0
+3.3 V power supply
Ground
PCM bit clock output
slot
slot
Ground
+3.3 V power supply
S/T interface no. 7 level generator
app. +2.8 V nominal power sup-
ply (depends on the S/T transmit
amplitude)
Data Sheet
(continued from previous page)
LVCMOS
LVCMOS
S/T
LVCMOS
S/T
LVCMOS
S/T
LVCMOS
S/T
LVCMOS
LVCMOS
LVCMOS
LVCMOS
LVCMOS
LVCMOS
(continued on next page)
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