ADSP-2185MBSTZ-266 Analog Devices Inc, ADSP-2185MBSTZ-266 Datasheet - Page 30

• Manufacturer Part Number: ADSP-2185MBSTZ-266
• Description: 75mhz 16k/16k 2.5v LQFP
• Manufacturer: Analog Devices Inc
• Series: ADSP-21xxr
• Type: Fixed Pointr

Specifications of ADSP-2185MBSTZ-266

• Interface: Host Interface, Serial Port
• Clock Rate: 66MHz
• Non-volatile Memory: External
• On-chip Ram: 80kB
• Voltage - I/o: 3.30V
• Voltage - Core: 2.50V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Package: 100LQFP
• Numeric And Arithmetic Format: Fixed-Point
• Maximum Speed: 66 MHz
• Ram Size: 80 KB
• Device Million Instructions Per Second: 66 MIPS
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADSP-2185MBSTZ266

Parameter
IDMA Write, Short Write Cycle
Timing Requirements:
t
t
t
t
Switching Characteristic:
t
NOTES
1
2
3
4
ADSP-2185M
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
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
IWR
1, 2
IS
IKSU
IDSU
, t
t
, t
IKH
IKW
1
IDH
.
.
2, 3, 4
2, 3, 4
t
IWP
t
IKHW
t
IDSU
DATA
t
IDH
Min
0
10
3
2
Max
10
Unit
ns
ns
ns
ns
ns