mcf54455 Freescale Semiconductor, Inc, mcf54455 Datasheet - Page 8

• Manufacturer Part Number: mcf54455
• Description: 32-bit Microprocessor With Usb On-the-go, Ethernet, Pci, Ddr2/ddr Controller And Encryption
• Manufacturer: Freescale Semiconductor, Inc

FB_BE/BWE[3:2]
FB_BE/BWE[1:0]
EXTAL/PCI_CLK
BOOTMOD[1:0]
Pin Assignments and Reset States
8
FB_AD[31:24]
FB_AD[23:16]
Signal Name
FB_AD[15:8]
FB_AD[7:0]
FB_CS[3:1]
RSTOUT
FB_CLK
FB_CS0
FB_R/W
RESET
FB_OE
FB_TA
XTAL
PFBADMH[7:0]
PFBADML[7:0]
PFBADH[7:0]
PFBADL[7:0]
PFBCTL3
PFBCTL2
PFBCTL1
PBE[3:2]
PBE[1:0]
PCS[3:1]
GPIO
—
—
—
—
—
—
—
Table 3. Special-Case Default Signal Functionality (continued)
PCI_GNT[3:0]
PCI_REQ[3:0]
ATA_RESET
IRQ1
MCF5445x ColdFire
Table 4. MCF5445x Signal Information and Muxing
4
4
Pin
4
4
FB_TSIZ[1:0]
FB_D[31:24]
FB_D[23:16]
Alternate 1
FB_D[15:8]
FB_D[7:0]
—
—
—
—
—
—
—
—
—
—
—
—
256 MAPBGA
®
Mode Selection
GPIO
GPIO
GPIO
GPIO
Microprocessor Data Sheet, Rev. 0
FlexBus
Reset
Clock
Alternate 2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
configured as an agent.
PCI_GNT[3:0]
PCI_REQ[3:0]
PCI_INTA and
360 TEPBGA
U
—
—
—
—
—
—
—
—
—
—
—
—
—
—
U
U
3
ATA reset
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
O
I
I
I
I
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
EVDD
C10, B10, A10, D9,
B9, A9, D8, C8, B8,
B7, A7, D6, C6, B6,
256 MAPBGA
A14, A13, D12,
C12, B12, A12,
B11, A11, D10,
MCF54450
MCF54451
Freescale Semiconductor
C2, D4, C3
A8, D7, C7
A6, D5, C5
D11, C11
M5, M7
B5, A5
B4, A4
M15
M16
B13
L16
C9
C4
A2
B2
B1
L4
T3–4, U1–3, V1–2,
360 TEPBGA
J2, K4, J1, K1–3,
P1–2, R1–3, P4,
W5, AA4, AB3
MCF54452
MCF54453
MCF54454
MCF54455
L2, L3, M1–4,
AB17, AB21
Y1, W2
W3, Y2
L1, L4
N1–2
T1–2
AA1
AA3
AB2
Y18
B17
A16
A17
W1
Y4
J3