ADSP-2185KST-133 Analog Devices Inc, ADSP-2185KST-133 Datasheet - Page 24

• Manufacturer Part Number: ADSP-2185KST-133
• Description: IC DSP CONTROLLER 16BIT 100TQFP
• Manufacturer: Analog Devices Inc
• Series: ADSP-21xxr
• Type: Fixed Pointr

Specifications of ADSP-2185KST-133

• Rohs Status: RoHS non-compliant
• Interface: Host Interface, Serial Port
• Clock Rate: 33.3MHz
• Non-volatile Memory: External
• On-chip Ram: 80kB
• Voltage - I/o: 5.00V
• Voltage - Core: 5.00V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-TQFP, 100-VQFP

ADSP-2185
Parameter
IDMA Write, Short Write Cycle
Timing Requirements:
t
t
t
t
Switching Characteristics:
t
NOTES
1
2
3
4
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
1, 2
IAD 15–0
IACK
IWR
IS
Figure 21. IDMA Write, Short Write Cycle
1
IKSU
IDSU
, t
t
, t
IKW
IKH
IDH
2, 3, 4
.
.
2, 3, 4
t
IWP
t
IKHW
t
IDSU
–24–
DATA
t
IDH
Min
0
15
5
2
Max
15
Unit
ns
ns
ns
ns
ns
REV. 0