ADSP-2173BST-80 Analog Devices Inc, ADSP-2173BST-80 Datasheet - Page 36

• Manufacturer Part Number: ADSP-2173BST-80
• Description: IC DSP CONTROLLER 16BIT 128TQFP
• Manufacturer: Analog Devices Inc
• Series: ADSP-21xxr
• Type: Fixed Pointr

Specifications of ADSP-2173BST-80

• Rohs Status: RoHS non-compliant
• Interface: Host Interface, Serial Port
• Clock Rate: 20MHz
• Non-volatile Memory: External
• On-chip Ram: 10kB
• Voltage - I/o: 3.30V
• Voltage - Core: 3.30V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Device Core Size: 16b
• Architecture: Enhanced Harvard
• Format: Fixed Point
• Clock Freq (max): 20MHz
• Mips: 20
• Device Input Clock Speed: 20MHz
• Ram Size: 10KB
• Program Memory Size: 24KB
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 128
• Package Type: TQFP
• Lead Free Status / Rohs Status: Not Compliant

ADSP-2171/ADSP-2172/ADSP-2173
ADSP-2173
Parameter
Memory Read
Timing Requirement:
t
t
t
Switching Characteristic:
t
t
t
t
t
w = wait states x t
RDD
AA
RDH
RP
CRD
ASR
RDA
RWR
CK
.
RD Low to Data Valid
A0–A13, PMS, DMS, BMS to Data Valid
Data Hold from RD High
RD Pulse Width
CLKOUT High to RD Low
A0–A13, PMS, DMS, BMS Setup before RD Low
A0–A13, PMS, DMS, BMS Hold after RD Deasserted
RD High to RD or WR Low
DMS, PMS
CLKOUT
A0–A13
BMS
RD
WR
D
Figure 27. Memory Read
t
CRD
t
ASR
t
AA
–36–
t
RDD
t
RP
Min
0
0.5t
0.25t
0.25t
0.25t
0.5t
CK
CK
CK
CK
CK
– 5
– 5 + w
– 5
– 7
– 3
t
RDA
t
RDH
t
RWR
Max
0.5t
0.75t
0.25t
CK
CK
CK
– 15 + w
– 20.5 + w
+ 10
REV. A
Unit
ns
ns
ns
ns
ns
ns
ns
ns