ADSP-2111KG-66 Analog Devices, ADSP-2111KG-66 Datasheet - Page 36

• Manufacturer Part Number: ADSP-2111KG-66
• Description: ADSP-2100 Family DSP Microcomputers
• Manufacturer: Analog Devices

ADSP-21xx
TIMING PARAMETERS (ADSP-2111)
HOST INTERFACE PORT
Separate Data & Address (HMD1 = 0 )
Read Strobe & Write Strobe (HMD0 = 0)
Parameter
Timing Requirement:
t
t
t
t
t
Switching Characteristic:
t
t
t
t
t
t
NOTES
1
2
3
4
5
Start of Write = HWR Low and HSEL Low.
Start of Read = HRD Low and HSEL Low.
End of Write = HWR High or HSEL High.
End of Read = HRD High or HSEL High.
Read Pulse Width = HRD Low and HSEL Low, Write Pulse Width = HWR Low and HSEL Low.
HSU
HDSU
HWDH
HH
HRWP
HSHK
HKH
HDE
HDD
HRDH
HRDD
HA2-0 Setup before Start of Write or Read
Data Setup before End of Write
Data Hold after End of Write
HA2-0 Hold after End of Write or Read
Read or Write Pulse Width
HACK Low after Start of Write or Read
HACK Hold after End of Write or Read
Data Enabled after Start of Read
Data Valid after Start of Read
Data Hold after End of Read
Data Disabled after End of Read
5
4
3
2
3
4
2
3, 4
1, 2
3, 4
1, 2
–36–
13.0 MHz
Min Max
8
8
3
3
30
0
0
0
0
20
20
23
10
16.67 MHz
Min Max
8
8
3
3
30
0
0
0
0
20
20
23
10
20 MHz
Min Max
8
8
3
3
30
0
0
0
0
20
20
23
10
No Frequency
Dependency
REV. B
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns