bcm1101 Broadcom Corp., bcm1101 Datasheet
bcm1101
Manufacturer Part Number
bcm1101
Description
Bcm1101 - Enterprise Ip Phone Chip
Manufacturer
Broadcom Corp.
Datasheet
1.BCM1101.pdf
(2 pages)
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The BCM1101 is the most highly integrated silicon solution for
feature-enhanced Voice over IP enterprise phones.
The BCM1101 Integrates:
• 150-MHz MIPS32
• Superscalar 108-MHz ZSP DSP with dual-MAC (216 MIPS),
• Three-port 10/100BASE-T Ethernet switch with 64K buffer
• Two 10/100BASE-T Ethernet PHYs with in-line power over
• Three wideband audio ADCs and DACs.
• 9x9 keyscan controller.
• Ethernet status LED driver.
• TDM IOM-2
• Two UARTs.
• Two high-speed serial ports.
• General-purpose I/O.
• Interrupt control unit.
• DMA support unit.
• SDRAM interface.
• External bus interface.
• IEEE 1149.1 (JTAG).
1.1W peak, 0.3–0.8W standby modes.
0.18µ process technology, 1.8/3.3V.
256-pin PBGA package enables four-layer PCB designs.
4K D-cache.
48K instruction and 32K data RAM.
memory.
Ethernet support.
®
port.
F E A T U R E S
®
CPU (165 DMIPS) with 8K I-cache and
ENTERPRISE IP PHONE CHIP
®
•
•
•
•
•
•
BCM1101
10/100BASE-T Ethernet Switch with 802.1p/Q Support.
• 802.1p priority queuing ensures QoS for voice packets and
• Supports modification of 802.1p priority tags on packets to
• 802.1Q VLAN support allows for segmenting physical
• MIPS32 CPU not burdened by data packet processing, leaving
• Enables wire-speed non-blocking operation.
• Blocks unnecessary traffic by learning local MAC addresses.
• Segments network, preventing any restriction on number of
150-MHz MIPS32 CPU and 108-MHz DSP Support.
• VxWorks
• SIP, H.323, H.248/Megaco, and MGCP.
• G.711, G.726, G.729A/AB/E, G.723.1/A, G.722.1 and
• Full-duplex speakerphone operation.
• Handset echo suppression.
• Two- and three-channel conferencing using complex vocoders.
• Enhanced packet loss concealment.
• Paging (via a G.711 channel).
• Advanced user applications.
10/100BASE-T Ethernet MACs and PHYs.
• Integrates support for Cisco
• Compliant with 802.3af power over Ethernet standard.
• Provides auto-MDI/MDIX, enabling the use of straight or
Wideband audio CODECs.
• Enables support of emerging wideband vocoding standards.
BCM91101 reference platform.
• Ethernet IP phone reference platform for midrange IP phones
BCM91101SP reference platform.
• Ethernet IP phone reference platform for feature-enhanced,
minimizes latency.
enforce priority-tagging rules.
networks into multiple logical networks.
more cycles for application program.
hops.
BroadVoice
crossover cables in either port.
designs.
touch screen IP phone designs.
S U M M A R Y O F B E N E F I T S
H A R D W A R E P L A T F O R M S
®
operating system.
®
.
®
in-line power specification.
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bcm1101 Summary of contents
Page 1
... ENTERPRISE IP PHONE CHIP • The BCM1101 is the most highly integrated silicon solution for feature-enhanced Voice over IP enterprise phones. • The BCM1101 Integrates: ® • 150-MHz MIPS32 CPU (165 DMIPS) with 8K I-cache and 4K D-cache. • Superscalar 108-MHz ZSP DSP with dual-MAC (216 MIPS), 48K instruction and 32K data RAM. • ...
Page 2
... The transceivers also integrate support for in-line powering over Ethernet. The BCM1101 represents the first silicon solution that integrates all the key silicon components of an Ethernet IP Phone into a single device, thereby reducing the overall system cost and complexity of Enterprise IP phone products, while at the same time increasing their voice quality and the reliability of the network to which they are attached ...