ADSP-2191MBSTZ-140 Analog Devices Inc, ADSP-2191MBSTZ-140 Datasheet - Page 42

• Manufacturer Part Number: ADSP-2191MBSTZ-140
• Description: IC,DSP,16-BIT,CMOS,QFP,144PIN,PLASTIC
• Manufacturer: Analog Devices Inc
• Series: ADSP-21xxr
• Type: Fixed Pointr

Specifications of ADSP-2191MBSTZ-140

• Interface: Host Interface, SPI, SSP, UART
• Clock Rate: 140MHz
• Non-volatile Memory: External
• On-chip Ram: 160kB
• Voltage - I/o: 3.00V, 3.30V
• Voltage - Core: 2.50V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Device Core Size: 16b
• Clock Freq (max): 140MHz
• Mips: 140
• Device Input Clock Speed: 140MHz
• Ram Size: 160KB
• Operating Supply Voltage (typ): 2.5/3.3V
• Operating Supply Voltage (min): 2.37/2.97V
• Operating Supply Voltage (max): 2.63/3.6V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 144
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADSP-2191MBSTZ140

ADSP-2191M
To ensure that the T
a heatsink and/or an air flow source may be used. A heatsink
should be attached to the ground plane (as close as possible to
the thermal pathways) with a thermal adhesive.
Figure 30. Typical Output Delay or Hold vs. Load
Capacitance (at Maximum Case Temperature)
– 10
30
20
10
0
0
50
AMB
data sheet specification is not exceeded,
LOAD CAPACITANCE – pF
100
150
200
250
–42–
Where:
• T
• PD = Power dissipation in W (this value depends upon
• θ
• For the LQFP package: θ
Table 24.
Airflow
(Linear Ft./Min.)
Airflow
(Meters/Second)
LQFP:
θ
Mini-BGA:
θ
CA
CA
of package)
the specific application; a method for calculating PD is
shown under Power Dissipation).
For the mini-BGA package: θ
CA
AMB
(°C/W)
(°C/W)
= Value from
= Ambient temperature (measured near top surface
θ
CA
Values
T
AMB
Table
0
0
44.3
26
=
T
CASE
24.
JC
= 0.96°C/W
100
0.5
41.4
24
–
JC
PD
= 8.4°C/W
×
200
1
38.5
22
θ
CA
400
2
35.3
20.9
REV. A
600
3
32.1
19.8