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12-4 M68040 USER’S MANUAL MOTOROLA
12.2.3 MC68EC040 Pin Grid Array
1 2 3 5 6 7 8 9 1011121314151617184
A29
A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
S
T
TDO GND
JS0
SC0 PST0 PST3
GND TDI TCK TMS GND SC1 PST1 GND GND
SIZ0
GND GND BCLK PCLK GND GND GND PST2
TM0
A27 D0 D2 GND GND GND GND GND D23
GND D1 GND GND D8 GND GND D16 D18 GND GND
A31 D3 D4 D5 D6 D7 D9 D10 D11 D12 D13 D14 D15 D17 D19
D25 D28
D22 GND D26
D20 D21 D24
A9 GND A7
D29 D30 A8
D27 GND D31
A2 A3
GND A4
A6 A5
GND
GND A0
GND A1
GND
TLN0
SIZ1
TM2
TLN1
TM1
GND
UPA1 GND UPA0
A10 TT1 TT0
A12 GND A11
A13
A14 GND GND
A15 A16 GND
A17 A19
A18 GND
A20 A23
A21 GND A25
A22 A26 A28
A24 GND A30
CDIS IPL2 IPL1 IPL0
RSTI
RSTO
CIOUT
TRST AVEC BG TA BB BR
LOCK
LOCKE
R/W
MI
TS
TBI TEA
TIP
IPEND
TCI
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
V
CC V
CC
VCC
VCC VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
JS1 GND
MC68EC040 PINOUT
(BOTTOM VIEW)
18 X 18 CAVITY DOWN PGA
Pin Group GND VCC
PLL S9, R6, R10 R8, S8
Internal Logic C6, C7, C9, C11, C13, K3, K16, L3, M16, R4,
R11, R13, S6, S10, T4
C5, C8, C10, C12, C14, H3, H16, J3, J16, L16,
M3, R5, R12
Output Drivers B2, B4, B6, B8, B10, B13, B15, B17, D2, D17,
F2, F17, H2, H17, L2, L17, N2, N17, Q2, Q17,
S2, S15, S17
B5, B9, B14, C2, C17, G2, G17, M2, M17, R2,
R17, S16
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