M7020R Datasheet, PDF (1/150 Pages) STMicroelectronics – 32K x 68-bit Entry NETWORK SEARCH ENGINE

M7020R
32K x 68-bit Entry NETWORK SEARCH ENGINE
PRELIMINARY DATA
FEATURES SUMMARY
s 32K DATA ENTRIES IN 68-BIT MODE
s TABLE MAY BE PARTITIONED INTO UP TO
FOUR (4) QUADRANTS
(Data entry width in each octant is configurable
as 34, 68, 136, or 272 bits.)
s UP TO 83 MILLION SUSTAINED SEARCHES
PER SECOND IN 68-BIT and 136-BIT
CONFIGURATIONS
s UP TO 41.5 MILLION SEARCHES PER
SECOND IN 34-BIT and 272-BIT
CONFIGURATIONS
s SEARCHES ANY SUB-FIELD IN A SINGLE
CYCLE
s OFFERS BIT-BY-BIT and GLOBAL MASKING
s SYNCHRONOUS, PIPELINED OPERATION
s UP TO 31 SEARCH ENGINES CASCADABLE
WITHOUT PERFORMANCE DEGRADATION
s WHEN CASCADED, THE DATABASE
ENTRIES CAN SCALE FROM 248K TO 1984K
DEPENDING ON THE WIDTH OF THE ENTRY
s GLUELESS INTERFACE TO INDUSTRY-
STANDARD SRAMS
s SIMPLE HARDWARE INSTRUCTION
INTERFACE
s IEEE 1149.1 TEST ACCESS PORT
s OPERATING SUPPLY VOLTAGES INCLUDE:
V_DD (Operating Supply Voltage) = 1.8V
V_DDQ (Operating Supply Voltage for I/O) = 2.5
or 3.3V
s 272 PBGA, 27mm x 27mm
Figure 1. 272-ball PBGA Package
272-ball PBGA
27mm x 27mm
December 2001
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
1/150