MPC8347CVRADDB Freescale Semiconductor, MPC8347CVRADDB Datasheet - Page 16

• Manufacturer Part Number: MPC8347CVRADDB
• Description: IC MPU PWRQUICC II 620-PBGA
• Manufacturer: Freescale Semiconductor

Specifications of MPC8347CVRADDB

• Processor Type: MPC83xx PowerQUICC II Pro 32-Bit
• Speed: 266MHz
• Voltage: 1.2V
• Mounting Type: Surface Mount
• Package / Case: 620-PBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

DDR SDRAM
6.2
This section provides the AC electrical characteristics for the DDR SDRAM interface.
6.2.1
Table 13
Figure 4
6.2.2
Table 14
DDR SDRAM interface.
16
At recommended operating conditions with GV
AC input low voltage
AC input high voltage
MDQS—MDQ/MECC input skew per byte
Note:
1. Maximum possible skew between a data strobe (MDQS[n]) and any corresponding bit of data (MDQ[8n + {0...7}] if
0 <= n <= 7) or ECC (MECC[{0...7}] if n = 8).
MDQS[n]
MDQ[x]
illustrates the DDR input timing diagram showing the t
provides the input AC timing specifications for the DDR SDRAM interface.
and
DDR SDRAM AC Electrical Characteristics
MCK[n]
MCK[n]
MPC8347E PowerQUICC™ II Pro Integrated Host Processor Hardware Specifications, Rev. 11
DDR SDRAM Input AC Timing Specifications
DDR SDRAM Output AC Timing Specifications
Table 15
Parameter
provide the output AC timing specifications and measurement conditions for the
Table 13. DDR SDRAM Input AC Timing Specifications
333 MHz
266 MHz
Figure 4.
DD
of 2.5 V ± 5%.
t
t
MCK
DISKEW
DDR Input Timing Diagram
Symbol
t
DISKEW
V
V
IH
IL
D0
MV
REF
Min
—
—
+ 0.31
D1
DISKEW
t
DISKEW
timing parameter.
MV
GV
REF
1125
DD
Max
750
– 0.31
+ 0.3
Freescale Semiconductor
Unit
ps
V
V
Notes
1