ADSP-2185LKST-160 Analog Devices Inc, ADSP-2185LKST-160 Datasheet - Page 40

• Manufacturer Part Number: ADSP-2185LKST-160
• Description: IC DSP CONTROLLER 16BIT 100LQFP
• Manufacturer: Analog Devices Inc
• Series: ADSP-21xxr
• Type: Fixed Pointr

Specifications of ADSP-2185LKST-160

• Rohs Status: RoHS non-compliant
• Interface: Host Interface, Serial Port
• Clock Rate: 40MHz
• Non-volatile Memory: External
• On-chip Ram: 80kB
• Voltage - I/o: 3.30V
• Voltage - Core: 3.30V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Device Core Size: 16b
• Format: Fixed Point
• Clock Freq (max): 40MHz
• Mips: 40
• Device Input Clock Speed: 40MHz
• Ram Size: 80KB
• Program Memory Size: 48KB
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: LQFP
• Lead Free Status / Rohs Status: Not Compliant

ADSP-2184L/ADSP-2185L/ADSP-2186L/ADSP-2187L
OUTPUT DRIVE CURRENTS
Figure 32
the output drivers on the ADSP-218xL processors. The curves
represent the current drive capability of the output drivers as a
function of output voltage.
–20
–40
–80
–20
–40
–80
–60
–60
Figure 32. Typical Output Driver Characteristics (ADSP-2184L)
Figure 33. Typical Output Driver Characteristics (ADSP-2185L)
80
80
40
20
40
20
60
60
0
0
0
0
through
V
V
V
V
V
DDEXT
V
DDEXT
DDEXT
DDEXT
OL
OL
0.5
0.5
V
V
= 3.3V @ +25 C
= 3.3V @ +25 C
DDEXT
= 3.6V @ –40 C
DDEXT
= 3.6V @ –40 C
Figure 35
1.0
1.0
= 3.0V @ +85 C
= 3.0V @ +85 C
SOURCE VOLTAGE – V
SOURCE VOLTAGE – V
V
V
DDEXT
DDEXT
1.5
1.5
show typical I-V characteristics for
= 3.0V @ +85 C
= 3.0V @ +85 C
2.0
2.0
V
V
V
DDEXT
V
DDEXT
2.5
DDEXT
DDEXT
2.5
= 3.3V @ +25 C
= 3.3V @ +25 C
3.0
= 3.6V @ –40 C
= 3.6V @ –40 C
V
V
OH
OH
3.0
3.5
Rev. C | Page 40 of 48 | January 2008
4.0
3.5
–20
–40
–80
–20
–40
–80
–60
–60
Figure 34. Typical Output Driver Characteristics (ADSP-2186L)
Figure 35. Typical Output Driver Characteristics (ADSP-2187L)
80
80
60
40
20
60
40
20
0
0
0
0
V
V
V
V
DDEXT
V
V
DDEXT
DDEXT
DDEXT
OL
OL
0.5
0.5
V
V
= 3.3V @ +25 C
= 3.3V @ +25 C
DDEXT
DDEXT
= 3.6V @ –40 C
= 3.6V @ –40 C
1.0
= 3.0V @ +85 C
1.0
= 3.0V @ +85 C
SOURCE VOLTAGE – V
SOURCE VOLTAGE – V
V
V
1.5
DDEXT
DDEXT
1.5
= 3.0V @ +85 C
= 3.0V @ +85 C
2.0
2.0
V
V
V
DDEXT
V
DDEXT
2.5
DDEXT
DDEXT
2.5
= 3.3V @ +25 C
= 3.3V @ +25 C
3.0
= 3.6V @ –40 C
= 3.6V @ –40 C
V
V
OH
OH
3.0
3.5
4.0
3.5