ADSP-2187LBSTZ-210 Analog Devices Inc, ADSP-2187LBSTZ-210 Datasheet - Page 31
![no-image](/images/manufacturer_photos/0/0/57/analog_devices_inc_sml.jpg)
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
IDMA Write, Short Write Cycle
Table 21. IDMA Write, Short Write Cycle
1
2
3
4
5
Parameter
Timing Requirements:
t
t
t
t
Switching Characteristic:
t
Start of Write = IS Low and IWR Low.
End of Write = IS High or IWR High.
If Write Pulse ends before IACK Low, use specifications t
If Write Pulse ends after IACK Low, use specifications t
For the ADSP-2185L, and the ADSP-2187L, this specification is 4 ns min., and 15 ns max.
IKW
IWP
IDSU
IDH
IKHW
IACK Low Before Start of Write
Duration of Write
IAD15–0 Data Setup Before End of Write
IAD15–0 Data Hold After End of Write
Start of Write to IACK High
IAD15–0
IACK
1, 2
IWR
IS
5
IKSU
1
IDSU
, t
t
, t
IKH
Figure 23. IDMA Write, Short Write Cycle
IKW
ADSP-2184L/ADSP-2185L/ADSP-2186L/ADSP-2187L
Rev. C | Page 31 of 48 | January 2008
IDH
.
.
2, 3, 4
2, 3, 4
t
IWP
t
t
IKHW
IDSU
DATA
t
IDH
Min
0
15
5
2
Max
17
Unit
ns
ns
ns
ns
ns