W6692 Datasheet, PDF (14/104 Pages) Winbond – PCI Bus ISDN S/T-Controller

CS#
ALE
RD#
WR#
RST#
INT#
CLK
D7-D0
A7-A0
CS#
DS#
RW
RST#
INT#
DCL
FSC
DD
DU
PFCK1
PFCK2
PBCK
PTXD
PRXD
SR1
SR2
SX1
SX2
XTAL1
XTAL2
EPCS
EPSK
EPSDI
EPSDO
TESTP
Preliminary Data Sheet
W6692 PCI ISDN S/T-Controller
12
I
Chip select.
13
I
Address Latch Enable. Used to latch addresses.
37
I
Read.
22
I
Write.
81
I
Reset.
80
O
Interrupt. This is a level sensitive, active LOW and open drain output.
Motorola Bus Mode (Selected when CLK=LOW)
84
I
This pin must be pulled to LOW.
38,39,40,41,44,45
I/O
Data.
,46,47
7,8,9,10,33,34,35,
I
Address.
36
12
I
Chip select.
22
I
Data strobe.
37
I
Read/write identify. HIGH for read, and LOW for write.
81
I
Reset.
80
O
Interrupt. This is a level sensitive, active LOW and open drain output.
GCI Bus
72
I
GCI Bus Data Clock of the frequency: 1.536 MHz.
71
I
GCI Bus Frame Synchronization Clock: 8KHz.
70
I/O
GCI Bus Data Downstream : Slave mode - input, master mode - output.
69
I/O
GCI Bus Data Upstream : Slave mode - output, master mode - input.
PCM Interface
64
O
PCM port 1 frame synchronization signal, with 8 KHz repetition rate
and 8 bit pulse width.
62
O
PCM port 2 frame synchronization signal, with 8 KHz repetition rate
and 8 bit pulse width.
63
O
PCM bit synchronization clock of 1.536 MHz.
65
O
PCM transmit data output. A maximum of two channels with 64 Kbit/s
data rate can be multiplexed on this signal.
66
I
PCM receive data input. A maximum of two channels with 64 Kbit/s
data rate can be multiplexed on this signal.
ISDN Signals and External Crystal
49
I
S/T bus receiver input (negative).
50
I
S/T bus receiver input (positive).
54
O
S/T bus transmitter output (positive).
55
O
S/T bus transmitter output (negative).
56
I
Crystal or Oscillator clock input. The clock frequency:
7.68MHz±100PPM.
57
O
Crystal clock output. Left unconnected when using oscillator.
External EEPROM Interface
73
O
Serial EEPROM chip select (active HIGH).
74
O
Serial EEPROM data clock (clock frequency < 250 KHz).
76
I
Serial EEPROM data input.
75
O
Serial EEPROM data output.
Functional Test
61
I
Used to enable normal operation (1) or enter test mode (0).
PCI Power Management
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Publication Release Date: Sep 30, 1999
Revision 0.9