mpc8640 Freescale Semiconductor, Inc, mpc8640 Datasheet - Page 7

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mpc8640

Manufacturer Part Number
mpc8640
Description
Integrated Host Processor
Manufacturer
Freescale Semiconductor, Inc
Datasheet
2.1.2
Table 2
are the recommended and tested operating conditions. Proper device operation outside of these conditions
is not guaranteed. For details on order information and specific operating conditions for parts, see
Section 21, “Ordering Information.”
Freescale Semiconductor
Input voltage
Storage temperature range
Notes:
1. Functional and tested operating conditions are given in
2. Core 1 characteristics apply only to MPC8640D. If two separate power supplies are used for V
3. The –0.3 to 2.75 V range is for DDR and –0.3 to 1.98 V range is for DDR2.
4. The 3.63 V maximum is only supported when the port is configured in GMII, MII, RMII, or TBI modes; otherwise the 2.75 V
5. During run time (M,L,T,O)V
Cores supply voltages
Cores PLL supply
SerDes Transceiver Supply (Ports 1 and 2)
SerDes Serial I/O Supply Port 1
SerDes Serial I/O Supply Port 2
SerDes DLL and PLL supply voltage for Port 1 and Port 2
functional operation at the maxima is not guaranteed. Stresses beyond those listed may affect device reliability or cause
permanent damage to the device.
they must be kept within 100 mV of each other during normal run time.
maximum applies. See
the recommended operating conditions per protocol.
in
Figure
provides the recommended operating conditions for the MPC8640. Note that the values in
2.
Recommended Operating Conditions
MPC8640 and MPC8640D Integrated Host Processor Hardware Specifications, Rev. 3
Parameter
Parameter
Section 8.2, “FIFO, GMII, MII, TBI, RGMII, RMII, and RTBI AC Timing
DDR and DDR2 SDRAM signals
DDR and DDR2 SDRAM reference
Three-speed Ethernet signals
DUART, Local Bus, DMA,
Multiprocessor Interrupts, System
Control and Clocking, Debug, Test,
Power management, I
and Miscellaneous I/O voltage
IN
and D n _MV
Table 1. Absolute Maximum Ratings
Table 2. Recommended Operating Conditions
REF
may overshoot/undershoot to a voltage and for a maximum duration as shown
2
C, JTAG
Table
2. Absolute maximum ratings are stress ratings only, and
AV
XV
XV
AV
AV
AV
V
D n
V
D n
DD
DD
DD
DD
Symbol
Symbol
DD
DD_
DD_
DD
_
SV
T
TV
OV
LV
_
_SRDS1,
_Core0,
_SRDS2
_Core1
MV
_Core0,
STG
_Core1
MV
SRDS1
SRDS2
DD
IN
IN
IN
REF
1
IN
(continued)
–0.3 to (D n _GV
–0.3 to (D n _GV
GND to (OV
Recommended
Absolute Maximum
GND to (LV
GND to (TV
1.05 ± 50 mV
0.95 ± 50 mV
1.05 ± 50 mV
0.95 ± 50 mV
1.05 ± 50 mV
1.05 ± 50 mV
1.05 ± 50 mV
1.05 ± 50 mV
–55 to 150
Value
Value
0.3)
Specifications,” for details on
DD
DD
_Core0 and V
DD
DD
DD
DD
Electrical Characteristics
+ 0.3)
+ 0.3)
+ 0.3)
+ 0.3)
÷ 2 +
Unit
V
V
V
V
V
V
Unit Notes
DD
o
V
V
V
V
C
_Core1,
1, 2, 10
Table 2
Notes
10, 11
1, 2
11
9
5
5
5
7

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