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AR9331-AL1A

Description
Microprocessor Circuit, CMOS, PBCC148, LCC-148
CategoryThe embedded processor and controller    Microcontrollers and processors   
File Size3MB,320 Pages
ManufacturerQualcomm Atheros
Websitehttp://www.ath-drivers.eu
Environmental Compliance  
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AR9331-AL1A Overview

Microprocessor Circuit, CMOS, PBCC148, LCC-148

AR9331-AL1A Parametric

Parameter NameAttribute value
Brand NameAtheros
Is it lead-free?Lead free
MakerQualcomm Atheros
package instructionLCC-148
Reach Compliance Codeunknown
JESD-30 codeS-PBCC-N148
length12 mm
Number of terminals148
Package body materialPLASTIC/EPOXY
encapsulated codeHVQCCN
Package shapeSQUARE
Package formCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Maximum seat height0.9 mm
Maximum supply voltage1.26 V
Minimum supply voltage1.14 V
Nominal supply voltage1.2 V
surface mountYES
technologyCMOS
Terminal formNO LEAD
Terminal pitch0.5 mm
Terminal locationBOTTOM
width12 mm
uPs/uCs/peripheral integrated circuit typeMICROPROCESSOR CIRCUIT
Data Sheet
PRELIMINARY
December 2010
AR9331 Highly-Integrated and Cost Effective IEEE 802.11n
1x1 2.4 GHz SoC for AP and Router Platforms
General Description
The Atheros AR9331 is a highly integrated and
cost effective IEEE 802.11n 1x1 2.4 GHz System-
on-a-Chip (SoC) for wireless local area network
(WLAN) AP and router platforms.
In a single chip, the AR9331 includes a MIPS 24K
processor, five-port IEEE 802.3 Fast Ethernet
Switch with MAC/PHY, one USB 2.0 MAC/PHY,
and external memory interface for serial Flash,
SDRAM, DDR1 or DDR2, I
2
S/SPDIF-Out audio
interface, SLIC VOIP/PCM interface, UART, and
GPIOs that can be used for LED controls or other
general purpose interface configurations.
The AR9331 integrates two Gbit MACs plus a
five-port Fast Ethernet switch with a four-traffic
class Quality of Service (QoS) engine.
The AR9331 integrates an 802.11n 1x1 MAC/BB/
radio with internal PA and LNA. It supports
802.11n operations up to 72 Mbps for 20 MHz
and 150 Mbps for 40 MHz channel respectively,
and IEEE 802.11b/g data rates. Additional
features include on-chip one-time programmable
(OTP) memory.
Features
Complete IEEE 802.11n 1x1 AP or router in a
single chip
MIPS 24K processor operating at up to
400 MHz
External 16-bit DDR1, DDR2, or SDRAM
memory interface
SPI NOR Flash memory support
No external EEPROM needed
4 LAN ports and 1 WAN port IEEE 802.3 Fast
Ethernet switch with auto-crossover, auto
polarity, and auto-negotiation in PHYs
Four classes of QoS per port
Fully integrated RF front-end including PA
and LNA
Optional external LNA/PA
Switched antenna diversity
High-speed UART for console support
I
2
S/SPDIF-out audio interface
SLIC for VOIP/PCM
USB 2.0 host/device mode support
GPIO/LED support
JTAG-based processor debugging supported
25 MHz or 40 MHz reference clock input
Advanced power management with dynamic
clock switching for ultra-low power modes
148-pin, 12 mm x 12 mm dual-row LPCC
package
System Block Diagram
2.4 GHz
RF
Front
End
802.11n
1x1 WLAN
MAC/BB/
Radio
Internal
SRAM
I-Cache
D-Cache
SDRAM/
DDR1/DDR2
Controller and
NOR Flash
Memory
Interface
Serial Flash and SDRAM/DDR Interface
5x Fast Ethernet
LAN/WAN Ports
UART
USB MAC/PHY
External Interface
5x Fast Ethernet Ports
UART Interface
USB 2.0 Interface
GPIOs/LEDs
Audio Interface
VOIP/PCM
25 or 40 MHz Crystal
AR9331
MIPS 24K
Processor
I
2
S/SPDIF
SLIC
© 2010 by Atheros Communications, Inc. All rights reserved. Atheros®, Atheros Driven®, Align®, Atheros XR®, Driving the Wireless Future®, Intellon®, No New Wires®,
Orion® , PLC4Trucks®, Powerpacket®, Spread Spectrum Carrier®, SSC®, ROCm®, Super A/G®, Super G®, Super N®, The Air is Cleaner at 5-GHz®, Total 802.11®, U-
Nav®, Wake on Wireless®, Wireless Future. Unleashed Now.®, and XSPAN®, are registered by Atheros Communications, Inc. Atheros SST™, Signal-Sustain Technology™,
Ethos™, Install N Go™, IQUE™, ROCm™, amp™, Simpli-Fi™, There is Here™, U-Map™, U-Tag™, and 5-UP™ are trademarks of Atheros Communications, Inc. The
Atheros logo is a registered trademark of Atheros Communications, Inc. All other trademarks are the property of their respective holders. Subject to change without notice.
COMPANY CONFIDENTIAL
1

AR9331-AL1A Related Products

AR9331-AL1A
Description Microprocessor Circuit, CMOS, PBCC148, LCC-148
Brand Name Atheros
Is it lead-free? Lead free
Maker Qualcomm Atheros
package instruction LCC-148
Reach Compliance Code unknown
JESD-30 code S-PBCC-N148
length 12 mm
Number of terminals 148
Package body material PLASTIC/EPOXY
encapsulated code HVQCCN
Package shape SQUARE
Package form CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Maximum seat height 0.9 mm
Maximum supply voltage 1.26 V
Minimum supply voltage 1.14 V
Nominal supply voltage 1.2 V
surface mount YES
technology CMOS
Terminal form NO LEAD
Terminal pitch 0.5 mm
Terminal location BOTTOM
width 12 mm
uPs/uCs/peripheral integrated circuit type MICROPROCESSOR CIRCUIT
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