參數(shù)資料
型號: MC7447RX1000NBR2
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 1000 MHz, RISC PROCESSOR, CBGA360
封裝: 25 X 25 MM, 3.20 MM HEIGHT, 1.27 MM PITCH, CERAMIC, FLIP CHIP, BGA-360
文件頁數(shù): 23/87頁
文件大?。?/td> 1586K
代理商: MC7447RX1000NBR2
MOTOROLA
MPC7457 RISC Microprocessor Hardware Specifications
3
Features
Figure 1. MPC7457 Block Diagram
+
In
te
g
e
r
Re
se
rv
a
tio
n
St
a
ti
o
n
Un
it
2
+
In
te
g
e
r
Re
se
rv
a
tio
n
St
a
ti
o
n
Un
it
2
Ad
d
iti
o
n
al
F
eatu
res
T
ime
B
a
se
Cou
n
te
r/De
cre
m
en
ter
C
lo
ck
M
u
ltip
lie
r
J
T
A
G/CO
P
Inte
rfa
c
e
Th
er
ma
l/
P
o
w
e
rMa
na
ge
m
e
n
t
P
e
rfo
rm
ance
M
oni
to
r
+
x
÷
FPSCRFPSCR
PA
+
x
÷
In
str
u
cti
o
n
U
n
it
In
str
u
ctio
n
Qu
eu
e
(12
-W
o
rd
)
96
-B
it
(
3
I
n
str
u
ctio
ns)
Re
se
rv
a
tio
n
In
te
g
e
r
1
28-
B
it
(4
In
stru
ction
s
)
32
-B
it
Fl
o
a
ti
ng
-
P
o
in
tUn
it
64
-B
it
Re
se
rv
a
tio
n
L
o
a
d
/S
to
re
U
n
it
(E
A
Ca
lcu
la
tio
n
)
Fi
n
is
hed
32
-B
it
Co
m
p
let
io
n
Un
it
Co
m
p
le
ti
o
n
Qu
e
u
e
(16
-E
n
tr
y
)
Ta
g
s
32
-K
by
te
D
Ca
ch
e
36
-B
it
64-
B
it
In
te
g
e
r
S
tat
ions
(2)
Re
se
rv
a
tio
n
St
a
ti
o
n
Re
se
rv
a
tio
n
S
tat
io
ns
(
2
)
F
P
R
F
ile
16
R
e
n
a
m
e
Bu
ff
e
rs
S
ta
ti
o
n
s
(2
-E
nt
ry
)
GPR
F
ile
1
6
R
e
nam
e
Bu
ff
e
rs
Re
se
rv
a
tio
n
St
a
ti
o
n
VR
F
ile
16
R
e
n
a
m
e
Bu
ff
e
rs
64
-B
it
12
8-B
it
1
28-
B
it
Co
m
p
le
te
s
u
p
C
o
m
p
le
ted
In
st
ru
ct
io
n
M
U
SRs
(S
ha
do
w
)
12
8-E
n
try
IB
A
T
A
rr
a
y
IT
L
B
T
ags
32-
K
b
yte
ICach
e
S
tor
es
S
tor
es
Lo
ad
Mi
ss
Ve
c
to
r
T
ouch
Qu
eu
e
(3
)
V
R
Issue
F
P
R
Issu
e
B
ran
ch
P
ro
c
e
ssi
ng
U
n
it
CT
R
LR
BT
IC
(
1
2
8
-En
tr
y
)
BHT
(
2
0
4
8
-En
tr
y
)
Fe
tc
h
e
r
GP
R
Issu
e
(6
-E
nt
ry
/3
-I
s
u
e)
(4
-E
ntr
y
/2
-Is
s
u
e)
(2
-E
n
try
/1
-Is
s
ue)
Disp
a
tch
Un
it
Da
ta
M
U
SRs
(O
ri
gi
n
a
l)
12
8-
E
n
tr
y
DBA
T
Ar
ra
y
DT
L
B
V
e
ct
or
T
ouc
h
E
n
g
ine
32
-B
it
EA
L1
C
a
sto
u
t
St
a
tu
s
L
2
S
tor
e
Qu
eu
e
(L
2
S
Q
)
Ve
c
to
r
FP
U
Re
se
rv
a
tio
n
St
a
ti
o
n
Re
se
rv
a
tio
n
St
a
ti
o
n
Re
se
rv
a
tio
n
St
a
ti
o
n
Ve
c
to
r
In
te
g
e
r
Un
it
1
Ve
c
to
r
In
te
g
e
r
Un
it
2
Ve
c
to
r
Pe
rm
u
te
Un
it
Li
n
e
Ta
g
s
B
loc
k
0
(3
2-
B
y
te
)
St
a
tu
s
B
loc
k
1
(
32-
B
y
te
)
Me
m
o
ry
S
u
bs
ys
tem
Sn
o
p
Pu
s
h
/
Int
e
rv
ent
io
ns
L1
C
a
sto
u
ts
Bu
s
Ac
c
u
m
u
la
to
r
L1
P
u
sh
(4)
Un
it
2
U
n
it
1
to
thr
ee
pe
rclo
ck
instr
u
ct
io
ns
L1
Lo
ad
Que
u
e
(L
LQ)
L
1
Lo
ad
Mi
ss
(5)
C
a
ch
ea
bl
e
S
tore
R
e
q
u
e
s
t(1
)
Ins
truc
ti
on
Fe
tch
(2)
L1
S
e
rv
ic
e
L1
S
tor
e
Q
u
eu
e
(L
S
Q
)
L
3
C
ache
Controller
1
L3CR
S
tat
us
T
ags
Bu
s
Ac
cu
mu
la
to
r
B
loc
k
0/
1
Li
ne
S
y
s
tem
Bu
s
I
n
ter
face
L2
P
re
fetch
(3
)
6
4
-B
it
Da
ta
(8
-B
it
P
a
ri
ty
)
Ex
te
rn
a
lSRAM
Ad
d
re
s
Bu
s
Data
B
u
s
Qu
eu
es
C
a
stout
B
u
s
S
to
re
Qu
eu
e
Pu
s
h
Loa
d
Q
ueue
(1
1)
Q
u
e
ue
(9)/
Q
u
e
ue
(10)
2
N
o
tes:
1.
Th
e
L
3
ca
che
i
n
te
rfa
c
e
i
s
not
i
m
p
leme
n
te
d
o
n
th
e
M
P
C
7
4
47.
2.
The
C
a
s
tou
tQu
eue
an
d
P
u
sh
Q
ueu
e
sh
ar
e
r
e
sou
rce
s
suc
h
fo
ra
com
b
in
ed
total
of
10
ent
ri
es.
T
h
e
Ca
s
to
u
tQu
e
u
e
it
se
lf
is
lim
ite
d
to
9
e
n
tr
ie
s,
e
n
su
ri
n
g
1
e
n
tr
y
will
b
e
a
v
a
ila
b
le
fo
ra
p
u
s
h
.
5
1
2
-K
b
yte
U
n
ifie
d
L2
C
ach
e
C
o
n
tr
o
ll
er
19-
B
it
A
d
ress
(1
,2
,or
4
Mby
tes)
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