ADSP-2187LBSTZ-210 Analog Devices Inc, ADSP-2187LBSTZ-210 Datasheet - Page 27
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ADSP-2187LBSTZ-210
Manufacturer Part Number
ADSP-2187LBSTZ-210
Description
IC,DSP,16-BIT,CMOS,QFP,100PIN,PLASTIC
Manufacturer
Analog Devices Inc
Series
ADSP-21xxr
Type
Fixed Pointr
Datasheet
1.ADSP-2184LBSTZ-160.pdf
(48 pages)
Specifications of ADSP-2187LBSTZ-210
Interface
Host Interface, Serial Port
Clock Rate
52MHz
Non-volatile Memory
External
On-chip Ram
160kB
Voltage - I/o
3.30V
Voltage - Core
3.30V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ADSP-2187LBSTZ210
ADSP-2187LBSTZ210
ADSP-2187LBSTZ210
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ADSP-2187LBSTZ-210
Manufacturer:
ANALOG
Quantity:
45
Company:
Part Number:
ADSP-2187LBSTZ-210
Manufacturer:
Analog Devices Inc
Quantity:
10 000
Part Number:
ADSP-2187LBSTZ-210
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Memory Write
Table 18. Memory Write
1
2
Parameter
Switching Characteristics:
t
t
t
t
t
t
t
t
t
t
w = wait states × t
xMS = PMS, DMS, CMS, IOMS, BMS.
DW
DH
WP
WDE
ASW
DDR
CWR
AW
WRA
WWR
CK
Data Setup Before WR High
Data Hold After WR High
WR Pulse Width
WR Low to Data Enabled
A13–0, xMS Setup Before WR Low
Data Disable Before WR or RD Low
CLKOUT High to WR Low
A13–0, xMS Setup Before WR Deasserted
A13–0, xMS Hold After WR Deasserted
WR High to RD or WR Low
.
ADDRESS LINES 1
DATA LINES 2
DMS, PMS,
BMS, CMS,
CLKOUT
IOMS
WR
1 ADDRESS LINES FOR ACCESSES ARE:
RD
BDMA: A13–0 (14 LSBs), D23–16 (8 MSBs)
I/O SPACE: A10–0
EXTERNAL PM AND DM: A13–0
1
2
ADSP-2184L/ADSP-2185L/ADSP-2186L/ADSP-2187L
Rev. C | Page 27 of 48 | January 2008
Figure 20. Memory Write
t
CWR
t
ASW
t
WDE
2 DATA LINES FOR ACCESSES ARE:
I/O SPACE: D23–8
EXTERNAL DM: D23–8
EXTERNAL PM: D23–0
BDMA: D15–8
t
AW
t
WP
t
DW
t
Min
0.5t
0.25t
0.5t
0
0.25t
0.25t
0.25t
0.75t
0.25t
0.5t
WRA
t
DH
CK
CK
CK
CK
CK
CK
CK
CK
CK
– 7 + w
– 5 + w
– 5
t
WWR
– 2
– 6
– 7
– 5
– 9 + w
– 3
t
DDR
Max
0.25t
CK
+ 7
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns