Product Brief
OPTICAL
TRANSPORT
&
DATACOM
PRODUCTS
SMI4029
40-45 Gbps 16:2 Multiplexer/CMU with DQPSK Precoder
Product Description
SMI4029 is a 16:2 Multiplexer with on chip Clock
Multiplier Unit and DQPSK Precoder that support the
data rate from 40 to 45Gbps consistent with SFI-5
standard.
4SONET-compliant
Clock Multiplier Unit (CMU) with VCO
4Three
user selectable reference clock input ports
Input reference clock rate is 1/4th client-side
baud rate: 622.08 to 696.73 MHz
4Reference
clock clean-up loop circuitry
4On-chip
PRWS error checker and pattern generator:
27-1 or 231-1 industry-standard patterns
On-chip error counter for measuring BER
Lane-by-lane error checking
4SPI
control interface supports wide range of logic
families
1.2V or 1.8V LVCMOS
4Temperature
sense output voltage
4Dual-power
supply voltages: +1.2 or +1.8V and -2.8V
4BiCMOS
Silicon Germanium technology for high
reliability and lower cost
4Low
power consumption: 2.4 Watts
(typical, HSCLK outputs disabled)
Product Highlights
4SFI-5.1
compliant FIFO and deskew functions
4Dual
ground-referenced high-speed differential
output ports
0.6 to 1.0 Volt pp differential output level
11 psec (typical) rise/fall times
3.7 psec p-p total jitter (typical)
Data-to-data skew adjustments for each
output data lane
Full BGA package to support data rates:
19.9 to 22.3 Gbaud
4
High-speed differential clock outputs with highly
stable clock-data skew and low phase noise
Full (22.3 nominal) and half-rate
(11.15 GHz nominal) CML clocks
Skew control of +/- 0.5UI on half-rate clock
0.8 Volt pp differential output level
BGA launch to host printed circuit board
Applications
4
OC768/OTU3 Modules and Transponders
4
MSPP ADM and Cross-connects
,
4
IP Routers and Switches
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