mpc8347ecvvalf Freescale Semiconductor, Inc, mpc8347ecvvalf Datasheet - Page 15

• Manufacturer Part Number: mpc8347ecvvalf
• Description: Mpc8347e Powerquicc Ii Pro Family
• Manufacturer: Freescale Semiconductor, Inc

6
This section describes the DC and AC electrical specifications for the DDR SDRAM interface of the
MPC8347E.
6.1
Table 11
MPC8347E.
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
MV
Notes:
1. GV
2. MV
3. V
4. Output leakage is measured with all outputs disabled, 0 V
noise on MV
equal to MV
REF
TT
DD
REF
is not applied directly to the device. It is the supply to which far end signal termination is made and is expected to be
input leakage current
DDR SDRAM
is expected to be within 50 mV of the DRAM GV
is expected to be equal to 0.5 × GV
provides the recommended operating conditions for the DDR SDRAM component(s) of the
DDR SDRAM DC Electrical Characteristics
MPC8347E PowerQUICC™ II Pro Integrated Host Processor Hardware Specifications, Rev. 10
Parameter/Condition
REF
REF
The information in this document is accurate for revision 1.1 silicon and
earlier. For information on revision 3.0 silicon and earlier versions see the
MPC8347EA PowerQUICC™ II Pro Integrated Host Processor Hardware
Specifications. See
Document,” for silicon revision level determination.
. This rail should track variations in the DC level of MV
may not exceed ±2% of the DC value.
OUT
OUT
= 0.35 V)
= 1.95 V)
Table 11. DDR SDRAM DC Electrical Characteristics
Section 23.1, “Part Numbers Fully Addressed by This
DD
, and to track GV
Symbol
MV
GV
I
VREF
V
V
I
V
I
I
OH
OZ
OL
TT
REF
IH
IL
DD
DD
NOTE
at all times.
≤
V
OUT
DD
MV
MV
0.49 × GV
DC variations as measured at the receiver. Peak-to-peak
≤
GV
REF
REF
2.375
–15.2
–0.3
15.2
REF
Min
–10
—
DD
– 0.04
+ 0.18
.
.
DD
MV
MV
0.51 × GV
GV
REF
REF
2.625
DD
Max
10
—
—
5
+ 0.04
– 0.18
+ 0.3
DD
Unit
mA
mA
μA
μA
V
V
V
V
V
DDR SDRAM
Notes
1
2
3
4
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