mpc5645s Freescale Semiconductor, Inc, mpc5645s Datasheet - Page 31

• Manufacturer Part Number: mpc5645s
• Description: Mpc5645s Microcontroller Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

1
2.4.5
The DRAM interface pins are listed in
Freescale Semiconductor
MDO[1]
MDO[2]
MDO[3]
MDO[4]
MDO[5]
MDO[6]
MDO[7]
MDO[8]
MDO[9]
MDO[10]
MDO[11]
DRAM Data Bus
DDR_DQ[31]
DDR_DQ[30]
DDR_DQ[29]
DDR_DQ[28]
DDR_DQ[27]
DDR_DQ[26]
DDR_DQ[25]
DDR_DQ[24]
DDR_DQ[23]
DDR_DQ[22]
DDR_DQ[21]
DDR_DQ[20]
DDR_DQ[19]
System pin
On the 176 LQFP and 208 LQFP package options the Nexus pins are multiplexed with other GPIO. On the 416 TEPBGA
package, there are additional dedicated Nexus pins.
Port pin
1
DRAM interface
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
Nexus Msg Data Out
DRAM Data Bus [31]
DRAM Data Bus [30]
DRAM Data Bus [29]
DRAM Data Bus [28]
DRAM Data Bus [27]
DRAM Data Bus [26]
DRAM Data Bus [25]
DRAM Data Bus [24]
DRAM Data Bus [23]
DRAM Data Bus [22]
DRAM Data Bus [21]
DRAM Data Bus [20]
DRAM Data Bus [19]
Function
Function
MPC5645S Microcontroller Data Sheet, Rev. 6
Table
Table 6. DRAM interface pin summary
Table 5. Nexus pins (continued)
6.
type
Pad
M
M
M
M
M
M
M
M
M
M
M
PCR[186]
PCR[187]
PCR[188]
PCR[189]
PCR[190]
PCR[191]
PCR[192]
PCR[193]
PCR[194]
PCR[195]
PCR[196]
direction
PCR
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
176 LQFP
DDR
DDR
DDR
DDR
DDR
DDR
DDR
DDR
DDR
DDR
DDR
DDR
DDR
type
Pad
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
PCR[237] None, None
PCR[238] None, None
PCR[239] None, None
PCR[240] None, None
PCR[241] None, None
PCR[242] None, None
PCR[243] None, None
PCR[244] None, None
PCR[245] None, None
PCR[246] None, None
PCR[247] None, None
PCR[248] None, None
PCR[249] None, None
PCR
Pin number
208 LQFP
Pinout and signal descriptions
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
config
RESET
1
2
416 TEPBGA
416 TEPBGA
Pin number
AD20
AE20
AF20
AE17
AF17
AC18
AD18
AE18
AF18
AC19
AF19
C4
C1
D4
D3
D2
D1
A6
A5
A4
A3
A2
A1
B1
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