MPC8544VTALF Freescale Semiconductor, MPC8544VTALF Datasheet - Page 342
![MPU POWERQUICC III 783-PBGA](/photos/37/62/376266/mpc8544e_image_sml.jpg)
MPC8544VTALF
Manufacturer Part Number
MPC8544VTALF
Description
MPU POWERQUICC III 783-PBGA
Manufacturer
Freescale Semiconductor
Datasheets
1.MPC8544VTALF.pdf
(117 pages)
2.MPC8544VTALF.pdf
(2 pages)
3.MPC8544VTALF.pdf
(1340 pages)
Specifications of MPC8544VTALF
Processor Type
MPC85xx PowerQUICC III 32-Bit
Speed
667MHz
Voltage
1V
Mounting Type
Surface Mount
Package / Case
783-FCPBGA
Processor Series
MPC85xx
Core
e500
Data Bus Width
32 bit
Maximum Clock Frequency
667 MHz
Maximum Operating Temperature
+ 105 C
Mounting Style
SMD/SMT
Data Ram Size
32 KB
I/o Voltage
1.8 V, 3.3 V
Interface Type
I2C, HSSI, DUART
Minimum Operating Temperature
0 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MPC8544VTALF
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MPC8544VTALFA
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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DDR Memory Controller
9.4.1.6
DDR SDRAM timing configuration 2, shown in
9-18
16–19
21–23
25–27 ACTTOACT Activate-to-activate interval (t
29–31 WRTORD Last write data pair to read command issue interval (t
Offset 0x10C
Reset
Bits
20
24
28
W
R
— ADD_LAT
0
REFREC
WRREC
Name
1
—
—
—
DDR SDRAM Timing Configuration 2 (TIMING_CFG_2)
MPC8544E PowerQUICC III Integrated Host Processor Family Reference Manual, Rev. 1
Figure 9-7. DDR SDRAM Timing Configuration 2 Register (TIMING_CFG_2)
Refresh recovery time (t
command is allowed. This field is concatenated with TIMING_CFG_3[EXTREFREC] to obtain a 7-bit value
for the total refresh recovery. Note that hardware adds an additional 8 clock cycles to the final, 7-bit value
of the refresh recovery, such that t
0000 8 clocks
0001 9 clocks
0010 10 clocks
Reserved, should be cleared.
Last data to precharge minimum interval (t
associated with a write command until a precharge command is allowed.
000 Reserved
001 1 clock
010 2 clocks
011 3 clocks
100 4 clocks
101 5 clocks
110 6 clocks
111 7 clocks
Reserved, should be cleared.
activate command is allowed for a different logical bank in the same physical bank (chip select).
000 Reserved
001 1 clock
010 2 clocks
011 3 clocks
Reserved, should be cleared.
data pair and the subsequent read command to the same physical bank.
000 Reserved
001 1 clock
010 2 clocks
011 3 clocks
3 4
CPO
Table 9-10. TIMING_CFG_1 Field Descriptions (continued)
8 9 10
— WR_LAT
RFC
12 13
). Controls the number of clock cycles from a refresh command until an activate
RRD
0011 11 clocks
…
1111 23 clocks
100 4 clocks
101 5 clocks
110 6 clocks
111 7 clocks
100 4 clocks
101 5 clocks
110 6 clocks
111 7 clocks
—
). Number of clock cycles from an activate command until another
RFC
15 16
Figure
is calculated as follows: t
RD_TO_PRE WR_DATA_DELAY — CKE_PLS
All zeros
WR
). Determines the number of clock cycles from the last data
Description
9-7, sets the clock delay to data for writes.
18
WTR
19
). Number of clock cycles between the last write
RFC
= {EXT_REFREC || REFREC} + 8.
21 22 23
Freescale Semiconductor
Access: Read/Write
25 26
FOUR_ACT
31
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