DSP Selection Guide 33
ADSP-218x M and N Series
16-Bit Fixed-Point Digital Signal Processors
Features
• .3mA/MIP@ 1.8V core supply
1
• 12.5 ns instruction cycle time (80 MIPS)
2
• Up to 48K words program RAM and 56K
words data words on chip
• I/O voltage support to 3.3V
• 16-bit bit internal DMA port
• 8 bit memory DMA
• Two double buffered serial ports (1 with
TDM mode)
• I/O memory interface with 2048 locations
• 100-lead LQFP, 144-lead mini-BGA
Benefits
• Simple algebraic assembly language reduces
development time and time to market
• Pin compatible packages mitigates product
developments risks
• 16-bit bit DMA port makes bus interfacing
easier
• Code compatible with all 21xx derivatives
ensures reuse of legacy code
• Large on chip memory eliminates the need for
expensive SRAM
• 144-ball mini-BGA package provides for
maximum space savings (10 mm x 10 mm)
Applications
• Consumer telephony
• Embedded speech processing
• POS terminals
• PBX
• Smart card readers
• Multi channel voice processing
• Industrial measurement control
1
.5mA/Mip, 75 MIPS on ‘M’ series
2
13 ns on ‘M’ series
The ADSP-218x M and N series members offer
low power (1.8V), low cost, and high perfor-
mance 16-bit DSPs. All series members are pin
and code compatible and are differentiated solely
by the amount of on-chip SRAM. These feature
combined with ADSP-21xx code compatibility
provide a great deal of flexibility in the design
decision.
ADSP-2188NBST-320
ADSP-2188NBCA-320
ADSP-2189NBST-320
ADSP-2189NBCA-320
ADSP-2187NBST-320
ADSP-2187NBCA-320
ADSP-2185NBST-320
ADSP-2185NBCA-320
ADSP-2186NBST-320
ADSP-2186NBCA-320
ADSP-2184NBST-320
ADSP-2184NBCA-320
ADSP-2188MBST-266
ADSP-2188MBCA-266
ADSP-2189MBST-266
ADSP-2189MBCA-266
ADSP-2185MBST-266
ADSP-2185MBCA-266
ADSP-2186MBST-266
ADSP-2186MBCA-266
ADSP-2188NKST-320
ADSP-2188NKCA-320
ADSP-2189NKST-320
ADSP-2189NKCA-320
ADSP-2187NKST-320
ADSP-2187NKCA-320
ADSP-2185NKST-320
ADSP-2185NKCA-320
ADSP-2186NKST-320
ADSP-2186NKCA-320
ADSP-2184NKST-320
ADSP-2184NKCA-320
ADSP-2188MKST-300
ADSP-2188MKCA-300
ADSP-2189MKST-300
ADSP-2189MKCA-300
ADSP-2185MKST-300
ADSP-2185MKCA-300
ADSP-2186MKST-300
ADSP-2186MKCA-300
48K/56K
48K/56K
32K/48K
32K/48K
32K/32K
32K/32K
16K/16K
16K/16K
8K/8K
8K/8K
4K/4K
4K/4K
48K/56K
48K/56K
32K/48K
32K/48K
16K/16K
16K/16K
8K/8K
8K/8K
48K/56K
48K/56K
32K/48K
32K/48K
32K/32K
32K/32K
16K/16K
16K/16K
8K/8K
8K/8K
4K/4K
4K/4K
48K/56K
48K/56K
32K/48K
32K/48K
16K/16K
16K/16K
8K/8K
8K/8K
Model
PM/DM
80
80
80
80
80
80
80
80
80
80
80
80
75
75
75
75
75
75
75
75
80
80
80
80
80
80
80
80
80
80
80
80
75
75
75
75
75
75
75
75
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
128-LQFP
144-MBGA
$26.00
$28.00
$21.00
$23.00
$17.00
$19.00
$9.50
$12.00
$7.25
$9.25
$5.75
$7.75
$28.00
$30.00
$23.00
$25.00
$10.00
$12.00
$7.50
$9.50
$26.00
$28.00
$21.00
$23.00
$17.00
$19.00
$9.50
$12.00
$7.25
$9.25
$5.75
$7.75
$28.00
$30.00
$23.00
$25.00
$10.00
$11.50
$7.50
$9.50
Price*
(1000)
Pin/PkgMHz
N indicates 1.8 volt operation
M indicates 2.5 volt operation
B = Industrial Temp ( -40ºC to +85ºC ambient)
K = Commercial Temp ( 0ºC to +70ºC ambient)
* All pricing is budgetary – subject to change
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