MPC8544DS Freescale Semiconductor, MPC8544DS Datasheet - Page 59
MPC8544DS
Manufacturer Part Number
MPC8544DS
Description
BOARD DEVELOPMENT SYSTEM 8544
Manufacturer
Freescale Semiconductor
Series
PowerQUICC III™r
Type
MPUr
Datasheets
1.MPC8544VTALF.pdf
(117 pages)
2.MPC8544VTALF.pdf
(2 pages)
3.MPC8544VTALF.pdf
(1340 pages)
4.MPC8544DS.pdf
(2 pages)
Specifications of MPC8544DS
Contents
Board
Processor To Be Evaluated
MPC8544E
Data Bus Width
32 bit
Interface Type
Ethernet, I2C
Operating Supply Voltage
- 0.3 V to + 1.1 V
Leaded Process Compatible
Yes
Peak Reflow Compatible (260 C)
Yes
Rohs Compliant
Yes
For Use With/related Products
MPC8544
For Use With
PPC8544EVTANG - EVAL MPC8544 783FCPBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
13.2
Table 52
Freescale Semiconductor
All values refer to V
SCL clock frequency
Low period of the SCL clock
High period of the SCL clock
Setup time for a repeated START condition
Hold time (repeated) START condition (after this period,
the first clock pulse is generated)
Data setup time
Data hold time:
Data output delay time
Set-up time for STOP condition
Rise time of both SDA and SCL signals
Fall time of both SDA and SCL signals
Bus free time between a STOP and START condition
Noise margin at the LOW level for each connected device
(including hysteresis)
Noise margin at the HIGH level for each connected
device (including hysteresis)
Notes:
1. The symbols used for timing specifications follow the pattern of t
2. The MPC8544E provides a hold time of at least 300 ns for the SDA signal (referred to the V
3. The maximum t
4. C
inputs and t
with respect to the time data input signals (D) reach the valid state (V) relative to the t
(H) state or setup time. Also, t
(S) went invalid (X) relative to the t
timing (I2) for the time that the data with respect to the stop condition (P) reaching the valid state (V) relative to the t
reference (K) going to the high (H) state or setup time. For rise and fall times, the latter convention is used with the appropriate
letter: R (rise) or F (fall).
the undefined region of the falling edge of SCL.
B
= capacitance of one bus line in pF.
provides the AC timing parameters for the I
I
2
C AC Electrical Specifications
(first two letters of functional block)(reference)(state)(signal)(state)
IH
I2DXKL
(min) and V
MPC8544E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 5
Parameter
has only to be met if the device does not stretch the LOW period (t
IL
CBUS compatible masters
(max) levels (see
I2SXKL
I2C
Table 52. I
symbolizes I
clock reference (K) going to the low (L) state or hold time. Also, t
I
2
C bus devices
Table
2
C AC Electrical Specifications
2
51).
C timing (I2) for the time that the data with respect to the start condition
Symbol
t
t
t
t
t
t
t
I2PVKH
I2KHDX
I2SVKH
I2DVKH
I2DXKL
I2OVKL
I2SXKL
t
t
t
t
V
V
f
I2CH
I2CR
I2CL
I2CF
2
I2C
NH
NL
C interfaces.
(first two letters of functional block)(signal)(state)(reference)(state)
for outputs. For example, t
1
20 + 0.1 C
20 + 0.1 C
0.1 × OV
0.2 × OV
Min
100
1.3
0.6
0.6
0.6
0.6
1.3
—
—
0
0
DD
DD
b
b
I2C
clock reference (K) going to the high
I2CL
IH
I2DVKH
min of the SCL signal) to bridge
Max
400
300
300
0.9
—
—
—
—
—
—
—
—
—
—
—
) of the SCL signal.
symbolizes I
I2PVKH
Unit
kHz
μs
μs
μs
μs
ns
μs
μs
ns
ns
μs
V
V
symbolizes I
2
C timing (I2)
I2C
Notes
—
—
—
—
—
—
—
—
—
—
clock
for
2
3
4
4
2
C
I
59
2
C