mpc8309 Freescale Semiconductor, Inc, mpc8309 Datasheet - Page 15

• Manufacturer Part Number: mpc8309
• Description: Powerquicc Ii Pro Integrated Communications Processor Family Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

Output high voltage
Output low voltage
Output low voltage
Input high voltage
Input low voltage
Input current
Note:
1. This specification applies when operating from 3.3 V supply.
6
This section describes the DC and AC electrical specifications for the DDR2 SDRAM interface of the
MPC8309. Note that DDR2 SDRAM is GV
6.1
Table 12
MPC8309 when GV
Table 13
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. MVREF is expected to be equal to 0.5  GV
3. V
4. Output leakage is measured with all outputs disabled, 0 V
noise on MVREF may not exceed ±2% of the DC value.
equal to MVREF. This rail should track variations in the DC level of MVREF.
TT
MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 0
DD
is not applied directly to the device. It is the supply to which far end signal termination is made and is expected to be
Parameter/Condition
DDR2 SDRAM
is expected to be within 50 mV of the DRAM GV
provides the recommended operating conditions for the DDR2 SDRAM component(s) of the
provides the DDR2 capacitance when GV
Characteristic
DDR2 SDRAM DC Electrical Characteristics
Table 12. DDR2 SDRAM DC Electrical Characteristics for GV
OUT
OUT
DD
= 0.280 V)
= 1.35 V)
(typ) = 1.8 V
Table 11. Reset Signals DC Electrical Characteristics
Symbol
Symbol
MVREF
V
V
V
GV
V
V
.
I
V
V
I
OH
OL
IN
V
I
I
OL
IH
OH
IL
OZ
OL
TT
IH
IL
DD
DD
, and to track GV
DD
0 V  V
I
OH
I
I
OL
(typ) = 1.8 V.
OL
Condition
DD
= –6.0 mA
MVREF+ 0.125
MVREF – 0.04
= 3.2 mA
= 6.0 mA
0.49  GV
IN
at all times.
—
—

DD
V
 OV
–13.4
–0.3
–9.9
13.4
OUT
Min
(typ) = 1.8 V.
1.7
DD
DD
DC variations as measured at the receiver. Peak-to-peak

DD
GV
DD
.
–0.3
Min
2.4
2.0
—
—
—
MVREF – 0.125
MVREF + 0.04
0.51  GV
GV
DD
Max
DD
1.9
9.9
—
—
OV
+ 0.3
(typ) = 1.8 V
DD
Max
0.5
0.4
0.8
DD
±5
—
+ 0.3
Unit
mA
mA
A
Unit
V
V
V
V
V
A
V
V
V
V
V
DDR2 SDRAM
Notes
Notes
—
—
—
—
1
2
3
4
—
—
1
1
1
1
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