Package and Pin Listings
Signal
LA[28:31]
LAD[0:31]
LALE
LBCTL
LCKE
LCLK[0:2]
LCS[0:4]
LCS5/DMA_DREQ2
LCS6/DMA_DACK2
LCS7/DMA_DDONE2
LDP[0:3]
LGPL0/LSDA10
LGPL1/LSDWE
LGPL2/LOE/LSDRAS
LGPL3/LSDCAS
LGPL4/LGTA/LUPWAIT/
LPBSE
LGPL5
LSYNC_IN
LSYNC_OUT
LWE[0:1]/LSDDQM[0:1]/
LBS[0:1]
LWE[2:3]/LSDDQM[2:3]/
LBS[2:3]
DMA_DREQ[0:1]
DMA_DACK[0:1]
DMA_DDONE[0:1]
MCP
UDE
Table 43. MPC8541E Pinout Listing (continued)
Package Pin Number
Pin Type
T18, T19, T20, T21
O
AD26, AD27, AD28, AC26, AC27, AC28, AA22,
I/O
AA23, AA26, Y21, Y22, Y26, W20, W22, W26, V19,
T22, R24, R23, R22, R21, R18, P26, P25, P20, P19,
P18, N22, N23, N24, N25, N26
V21
O
V20
O
U23
O
U27, U28, V18
O
Y27, Y28, W27, W28, R27
O
R28
I/O
P27
O
P28
O
AA27, AA28, T26, P21
I/O
U19
O
U22
O
V28
O
V27
O
V23
I/O
V22
O
T27
I
T28
O
AB28, AB27
O
T23, P24
O
DMA
H5, G4
I
H6, G5
O
H7, G6
O
Programmable Interrupt Controller
AG17
I
AG16
I
Power
Supply
OVDD
OVDD
Notes
5, 7, 9
—
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
OVDD
5, 8, 9
9
—
—
—
1
1
1
—
5, 9
5, 9
5, 8, 9
5, 9
21
5, 9
—
—
1, 5, 9
1, 5, 9
OVDD
—
OVDD
—
OVDD
—
OVDD
—
OVDD
—
MPC8541E PowerQUICC™ III Integrated Communications Processor Hardware Specification, Rev. 4.2
58
Freescale Semiconductor