ADSP-2187LKSTZ-210 Analog Devices Inc, ADSP-2187LKSTZ-210 Datasheet - Page 27

• Manufacturer Part Number: ADSP-2187LKSTZ-210
• Description: IC DSP CONTRLR 16BIT 100-TQFP
• Manufacturer: Analog Devices Inc
• Series: ADSP-21xxr
• Type: Fixed Pointr

Specifications of ADSP-2187LKSTZ-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: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-TQFP, 100-VQFP
• Device Core Size: 16b
• Format: Fixed Point
• Clock Freq (max): 52.5MHz
• Mips: 52.5
• Device Input Clock Speed: 52.5MHz
• Ram Size: 160KB
• Program Memory Size: Not RequiredKB
• 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: Lead free / RoHS Compliant
• Other names: ADSP-2187LKSTZ210

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