參數(shù)資料
型號: MCIMX31LCVMN4D
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 400 MHz, MICROPROCESSOR, PBGA473
封裝: 19 X 19 MM, 0.80 MM PITCH, ROHS COMPLIANT, PLASTIC, BGA-473
文件頁數(shù): 22/108頁
文件大小: 2878K
代理商: MCIMX31LCVMN4D
MCIMX31C/MCIMX31LC Technical Data, Rev. 4.3
20
Freescale Semiconductor
Electrical Characteristics
4.3.4
1-Wire Electrical Specifications
Figure 6 depicts the RPP timing, and Table 18 lists the RPP timing parameters.
Figure 6. Reset and Presence Pulses (RPP) Timing Diagram
Figure 7 depicts Write 0 Sequence timing, and Table 19 lists the timing parameters.
Figure 7. Write 0 Sequence Timing Diagram
Table 17. Clock Amplifier Electrical Characteristics for CKIH Input
Parameter
Min
Typ
Max
Units
Input Frequency
15
75
MHz
VIL (for square wave input)
0
0.3
V
VIH (for square wave input)
(VDD 1– 0.25)
1 VDD is the supply voltage of CAMP. See reference manual.
—3
V
Sinusoidal Input Amplitude
0.4 2
2 This value of the sinusoidal input will be measured through characterization.
—VDD
Vp-p
Duty Cycle
45
50
55
%
Table 18. RPP Sequence Delay Comparisons Timing Parameters
ID
Parameters
Symbol
Min
Typ
Max
Units
OW1
Reset Time Low
tRSTL
480
511
s
OW2
Presence Detect High
tPDH
15
60
s
OW3
Presence Detect Low
tPDL
60
240
s
OW4
Reset Time High
tRSTH
480
512
s
1-Wire bus
DS2502 Tx
“Presence Pulse”
(BATT_LINE)
OWIRE Tx
“Reset Pulse”
OW1
OW2
OW3
OW4
OW5
OW6
1-Wire bus
(BATT_LINE)
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
MCIMX31CVMN4D,
MCIMX31LCVMN4D,
MCIMX31CVMN4C,
MCIMX31LCVMN4C
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