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P5200 View Datasheet(PDF) - Conexant Systems

Part NameDescriptionManufacturer
P5200 AccessRunner™ ADSL-USB Modem Device Set Conexant
Conexant Systems Conexant
P5200 Datasheet PDF : 56 Pages
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AccessRunner ADSL-USB Modem Device Set Data Sheet
Label
MA[11:00]
MD[15:00]
MB0
MB1
MM1
MM0
MCLK
MCKE
MRAS#
MCAS#
MWE#
MCS#
LED_RXD
(GPIO20)
LED_TXD
(GPIO19)
LED_SHOWTIME
(GPIO18)
LED_READY
(GPIO070)
VDD
VDDA
VDDO
VGG
VSS
VSSO
VSSA
Table 3-1. P5200 UIC Hardware Signal Definitions (Continued)
Pin
I/O
I/O Type
Signal Name/Description
SDRAM/SRAM INTERFACE
132-136, 139-145 O
Ot4
Multiplexed Row and Column Address Lines. Connect to
SDRAM/SRAM A[11:0], respectively.
102-106, 109-
I/O
It/Ot4
116, 119-121
Data Lines. Connect to SDRAM/SRAM D[15:0], respectively.
149
O
Ot4
Bank Address Select 0. Connect to SDRAM/SRAM Bank Address
Select 0 input for 8 MB SDRAM; leave open for 2 MB SDRAM.
146
O
Ot4
Bank Address Select 1. Connect to SDRAM/SRAM Bank Address
Select 1 input.
124
O
Ot4
Input/Output Mask 1. Connect to SDRAM/SRAM I/O Mask High
input.
125
O
Ot4
Input/Output Mask 0. Connect to SDRAM/SRAM I/O Mask Low
input.
122
O
Ot4
SDRAM Clock. Connect to SDRAM Clock input.
123
O
Ot4
SDRAM Clock Enable. Active high; enables SDRAM clock. Connect
to SDRAM Clock Enable input.
126
O
Ot4
SDRAM Row Address Strobe. Active low; starts SDRAM access
with strobe of row address. Connect to SDRAM RAS input.
129
O
Ot4
SDRAM Column Address Strobe. Active low; strobes column
address and data bytes. Connect to SDRAM CAS input.
131
O
Ot4
SDRAM Memory Write Enable. Active low; indicates write access to
SDRAM. Connect to SDRAM Write Enable input.
130
O
Ot4
SDRAM Memory Chip Select. Active low; enables SDRAM
command decoder. Connect to SDRAM chip select input.
LED INTERFACE
2
O
Ot4
Receive Data LED. Illuminated when data is received from the ADSL
line.
176
O
Ot4
Transmit Data LED. Illuminated when data is transmitted to the
ADSL line.
1
O
Ot4
Showtime LED. Illuminated when the ADSL transceiver is in
Showtime Mode.
160
O
Ot4
Ready LED. Illuminated when the device is successfully enumerated
on the USB.
POWER AND GROUND
25, 66, 99, 154
PWR PWR
Core Supply Voltage. Connect to +1.8V.
21
PWR PWR
Supply Voltage. Connect to +1.8V through filter.
8, 16, 37, 47, 57,
71, 81, 91, 107,
117, 127, 137,
147, 158, 171
PWR
PWR
I/O Supply Voltage. Connect to +3.3V.
23, 101
REF
REF
I/O Clamp Power Supply. Connect to +5V if available, otherwise
connect to +3.3V.
26, 67, 100, 155 GND GND
Core Ground. Connect to digital ground.
9, 17, 38, 48, 58,
72, 82, 92, 108,
118, 128, 138,
148, 159, 172
GND
GND
I/O Ground. Connect to digital ground.
22
GND GND
Ground. Connect to digital ground.
3-6
Conexant
100427B
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