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

• Manufacturer Part Number: ADSP-2185MBCA-266
• Description: IC DSP CONTROLLER 16BIT 144MBGA
• Manufacturer: Analog Devices Inc
• Series: ADSP-21xxr
• Type: Fixed Pointr

Specifications of ADSP-2185MBCA-266

• Rohs Status: RoHS non-compliant
• 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: 144-MBGA, 144-Mini-BGA

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