ADSP-2185LKST-160 Analog Devices Inc, ADSP-2185LKST-160 Datasheet - Page 30
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ADSP-2185LKST-160
Manufacturer Part Number
ADSP-2185LKST-160
Description
IC DSP CONTROLLER 16BIT 100LQFP
Manufacturer
Analog Devices Inc
Series
ADSP-21xxr
Type
Fixed Pointr
Datasheet
1.ADSP-2184LBSTZ-160.pdf
(48 pages)
Specifications of ADSP-2185LKST-160
Rohs Status
RoHS non-compliant
Interface
Host Interface, Serial Port
Clock Rate
40MHz
Non-volatile Memory
External
On-chip Ram
80kB
Voltage - I/o
3.30V
Voltage - Core
3.30V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-LQFP
Device Core Size
16b
Format
Fixed Point
Clock Freq (max)
40MHz
Mips
40
Device Input Clock Speed
40MHz
Ram Size
80KB
Program Memory Size
48KB
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (min)
3V
Operating Supply Voltage (max)
3.6V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
100
Package Type
LQFP
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ADSP-2185LKST-160
Manufacturer:
AD
Quantity:
1 831
ADSP-2184L/ADSP-2185L/ADSP-2186L/ADSP-2187L
IDMA Address Latch
Table 20. IDMA Address Latch
1
2
3
4
Parameter
Timing Requirements:
t
t
t
t
t
t
Start of Address Latch = IS Low and IAL High.
End of Address Latch = IS High or IAL Low.
For the ADSP-2187L, this specification is 2 ns min.
Start of Write or Read = IS Low and IWR Low or IRD Low.
IALP
IASU
IAH
IKA
IALS
IALD
Duration of Address Latch
IAD15–0 Address Setup Before Address Latch End
IAD15–0 Address Hold After Address Latch End
IACK Low Before Start of Address Latch
Start of Write or Read After Address Latch End
Address Latch Start After Address Latch End
IRD OR IWR
IAD15–0
IACK
IAL
IS
1, 2
t
IKA
Rev. C | Page 30 of 48 | January 2008
Figure 22. IDMA Address Latch
t
IALP
2, 4
t
IASU
1, 2
2, 4
2, 3
t
IAH
2
t
IALD
t
IALP
t
IASU
Min
10
5
3
0
3
2
t
IAH
t
IALS
Max
Unit
ns
ns
ns
ns
ns
ns