HFC-S2M Cologne Chip AG, HFC-S2M Datasheet - Page 40

• Manufacturer Part Number: HFC-S2M
• Description: Isdn HDLC Fifo Controller With Primary Rate Interface
• Manufacturer: Cologne Chip AG

HFC-E1
Legend: I
Unused input pins should be tied to ground. Unused I/O pins should be tied via a 1 M
resistor to ground.
40 of 272
204
205
206
207
208
Pin
PCI
PCI
PCI
Interface
ISA PnP
PCMCIA
Processor
SPI
ISA PnP
PCMCIA
Processor
SPI
ISA PnP
PCMCIA
Processor
SPI
O
IO
Ood
IOpu
NC
FL0
VDD Fixed level (high), must be connected to power supply via external
Output pin with open drain
Bidirectional pin with internal pull-up resistor of app. 100 k to VDD
Input pin
Output pin
Bidirectional pin
Not connected
Fixed level (low), must be connected to ground via external pull-down
(e.g. 1 M )
external pull-up (e.g. 1 M )
Name
AD30
SA14
A14
FL0
FL0
AD29
SA13
A13
FL0
FL0
AD28
SA12
A12
FL0
FL0
GND
VDD
I/O
IO
IO
IO
I
I
I
I
I
I
I
I
I
I
I
I
General description
Description
Address / Data bit 30
Address bit 14
Address bit 14
Fixed level (low), connect to
ground via ext. pull-down
Fixed level (low), connect to
ground via ext. pull-down
Address / Data bit 29
Address bit 13
Address bit 13
Fixed level (low), connect to
ground via ext. pull-down
Fixed level (low), connect to
ground via ext. pull-down
Address / Data bit 28
Address bit 12
Address bit 12
Fixed level (low), connect to
ground via ext. pull-down
Fixed level (low), connect to
ground via ext. pull-down
Ground
+3.3 V power supply
Data Sheet
(continued from previous page)
LVCMOS
LVCMOS
LVCMOS
LVCMOS
LVCMOS
LVCMOS
LVCMOS
LVCMOS
LVCMOS
March 2003 (rev. A)
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Cologne
Chip
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8
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