
24
MPC755 RISC Microprocessor Hardware Specifications
MOTOROLA
Pinout Listings
1.6
Pinout Listings
Table 14 provides the pinout listing for the MPC745, 255 PBGA package.
Table 14. Pinout Listing for the MPC745, 255 PBGA Package
Signal Name
Pin Number
Active
I/O
I/F Voltage
1
Notes
A[0:31]
C16, E4, D13, F2, D14, G1, D15, E2, D16, D4,
E13, G2, E15, H1, E16, H2, F13, J1, F14, J2,
F15, H3, F16, F4, G13, K1, G15, K2, H16, M1,
J15, P1
High
I/O
OV
DD
AACK
L2
Low
Input
OV
DD
ABB
K4
Low
I/O
OV
DD
AP[0:3]
C1, B4, B3, B2
High
I/O
OV
DD
ARTRY
J4
Low
I/O
OV
DD
AV
DD
A10
—
—
2.0 V
BG
L1
Low
Input
OV
DD
BR
B6
Low
Output
OV
DD
BVSEL
B1
High
Input
OV
DD
3, 4, 5
CI
E1
Low
Output
OV
DD
CKSTP_IN
D8
Low
Input
OV
DD
CKSTP_OUT
A6
Low
Output
OV
DD
CLK_OUT
D7
—
Output
OV
DD
DBB
J14
Low
I/O
OV
DD
DBG
N1
Low
Input
OV
DD
DBDIS
H15
Low
Input
OV
DD
DBWO
G4
Low
Input
OV
DD
DH[0:31]
P14, T16, R15, T15, R13, R12, P11, N11, R11,
T12, T11, R10, P9, N9, T10, R9, T9, P8, N8,
R8, T8, N7, R7, T7, P6, N6, R6, T6, R5, N5,
T5, T4
High
I/O
OV
DD
DL[0:31]
K13, K15, K16, L16, L15, L13, L14, M16, M15,
M13, N16, N15, N13, N14, P16, P15, R16,
R14, T14, N10, P13, N12, T13, P3, N3, N4,
R3, T1, T2, P4, T3, R4
High
I/O
OV
DD
DP[0:7]
M2, L3, N2, L4, R1, P2, M4, R2
High
I/O
OV
DD
DRTRY
G16
Low
Input
OV
DD
GBL
F1
Low
I/O
OV
DD
GND
C5, C12, E3, E6, E8, E9, E11, E14, F5, F7,
F10, F12, G6, G8, G9, G11, H5, H7, H10, H12,
J5, J7, J10, J12, K6, K8, K9, K11, L5, L7, L10,
L12, M3, M6, M8, M9, M11, M14, P5, P12
—
—
GND