參數(shù)資料
型號(hào): MSC8122_07
廠商: 飛思卡爾半導(dǎo)體(中國(guó))有限公司
元件分類: 數(shù)字信號(hào)處理
英文描述: Quad Digital Signal Processor
中文描述: 四路數(shù)字信號(hào)處理器
文件頁(yè)數(shù): 15/48頁(yè)
文件大?。?/td> 793K
代理商: MSC8122_07
Electrical Characteristics
MSC8122 Quad Digital Signal Processor Data Sheet, Rev. 14
Freescale Semiconductor
15
2.4
This section describes the DC electrical characteristics for the MSC8122. The measurements in
Table 5
assume the
following system conditions:
DC Electrical Characteristics
T
A
= 25 °C
V
DD
=
— 300/400 MHz 1.1 V nominal = 1.07–1.13 V
DC
— 400 MHz 1.2 V nominal = 1.14–1.26 V
DC
— 500 MHz 1.2 V nominal = 1.16–1.24 V
DC
V
DDH
= 3.3 V ± 5% V
DC
GND
= 0 V
DC
Note:
The leakage current is measured for nominal
V
DDH
and
V
DD
.
Table 5. DC Electrical Characteristics
Characteristic
Symbol
Min
Typical
Max
Unit
Input high voltage
1
, all inputs except CLKIN
Input low voltage
1
V
IH
V
IL
V
IHC
V
ILC
I
IN
I
OZ
I
L
I
H
V
OH
2.0
3.465
V
GND
0
0.4
V
CLKIN input high voltage
2.4
3.0
3.465
V
CLKIN input low voltage
GND
0
0.4
V
Input leakage current, V
IN
= V
DDH
Tri-state (high impedance off state) leakage current, V
IN
= V
DDH
Signal low input current, V
IL
= 0.4 V
2
Signal high input current, V
IH
= 2.0 V
2
Output high voltage, I
OH
= –2 mA,
except open drain pins
–1.0
0.09
1
μA
–1.0
0.09
1
μA
–1.0
0.09
1
μA
–1.0
0.09
1
μA
2.0
3.0
V
Output low voltage, I
OL
= 3.2 mA
V
CCSYN
PLL supply current
Internal supply current:
Wait mode
Stop mode
Typical power 400 MHz at 1.2 V
4
V
OL
0
0.4
V
I
VCCSYN
2
4
mA
I
DDW
I
DDS
P
375
3
290
3
mA
mA
1.15
W
Notes:
1.
2.
3.
4.
See
Figure 5
for undershoot and overshoot voltages.
Not tested. Guaranteed by design.
Measured for 1.2 V core at 25°C junction temperature.
The typical power values were measured using an EFR code with the device running at a junction temperature of 25°C. No
peripherals were enabled and the ICache was not enabled. The source code was optimized to use all the ALUs and AGUs and
all four cores. It was created using CodeWarrior
2.5. These values are provided as examples only. Power consumption is
application dependent and varies widely. To assure proper board design with regard to thermal dissipation and maintaining
proper operating temperatures, evaluate power consumption for your application and use the design guidelines in
Chapter 4
of
this document and in
MSC8102, MSC8122, and MSC8126 Thermal Management Design Guidelines
(AN2601).
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