MPC8572CLPXARLD FREESCALE [Freescale Semiconductor, Inc], MPC8572CLPXARLD Datasheet - Page 19
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MPC8572CLPXARLD
Manufacturer Part Number
MPC8572CLPXARLD
Description
MPC8572E PowerQUICC III Integrated Processor Hardware Specifications
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MPC8572CLPXARLD.pdf
(140 pages)
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6
This section describes the DC and AC electrical specifications for the DDR2 and DDR3 SDRAM
controller interface of the MPC8572E. Note that the required GV
interfacing to DDR2 or DDR3 SDRAM respectively.
6.1
Table 10
MPC8572E when interfacing to DDR2 SDRAM.
Table 11
MPC8572E when interfacing to DDR3 SDRAM.
Freescale Semiconductor
I/O supply voltage
I/O reference voltage
I/O termination voltage
Input high voltage
Input low voltage
Output leakage current
Output high current (V
Output low current (V
Notes:
1. GV
2. MV
3. V
4. Output leakage is measured with all outputs disabled, 0 V
I/O supply voltage
I/O reference voltage
Input high voltage
Input low voltage
Peak-to-peak noise on MV
equal to MV
TT
DD
REF
DDR2 and DDR3 SDRAM Controller
is not applied directly to the device. It is the supply to that far end signal termination is made and is expected to be
provides the recommended operating conditions for the DDR SDRAM Controller of the
provides the recommended operating conditions for the DDR SDRAM Controller of the
DDR2 and DDR3 SDRAM Interface DC Electrical Characteristics
is expected to be within 50 mV of the DRAM GV
n is expected to be equal to 0.5 × GV
Parameter/Condition
Parameter/Condition
Table 10. DDR2 SDRAM Interface DC Electrical Characteristics for GV
Table 11. DDR3 SDRAM Interface DC Electrical Characteristics for GV
REF
MPC8572E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 4
n . This rail should track variations in the DC level of MV
OUT
OUT
= 0.280 V)
= 1.420 V)
REF
n may not exceed ±2% of the DC value.
DD
MV
MV
Symbol
Symbol
GV
GV
, and to track GV
V
V
I
V
I
V
I
V
OH
OZ
OL
REF
REF
TT
IH
IH
IL
IL
DD
DD
n
n
DD
MV
MV
at all times.
≤
MV
0.49 × GV
0.49 × GV
V
REF
REF
REF
OUT
–13.4
1.425
GND
DD
1.71
–0.3
13.4
Min
–50
Min
n + 0.125
n + 0.100
n – 0.04
≤
DC variations as measured at the receiver.
GV
DD
DD
REF
DD
DD
.
n .
(typ) voltage is 1.8Vor 1.5V when
MV
MV
MV
0.51 × GV
0.51 × GV
GV
REF
REF
REF
Typical
GV
1.575
DD
Max
1.89
n – 0.125
n – 0.100
50
—
—
n + 0.04
DD
+ 0.3
DDR2 and DDR3 SDRAM Controller
DD
DD
DD
DD
(typ) = 1.8 V
(typ) = 1.5 V
Unit
Max
mA
mA
μA
V
V
V
V
V
V
V
V
V
Notes
Unit
—
—
—
—
—
—
1
2
3
4
1
2
19
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