參數(shù)資料
型號: FMS7401
廠商: Fairchild Semiconductor Corporation
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Digital Power Controller
中文描述: 數(shù)字電源控制器
文件頁數(shù): 63/80頁
文件大?。?/td> 1535K
代理商: FMS7401
PRODUCT SPECIFICATION
FMS7401/7401L
REV. 1.0.2 6/23/04
63
Figure 20. Programming Protocol
Figure 21. Serial Data Timing
1
Figure 22. Page Mode Protocol
VCC
LOAD (G3)
C
LO
C
K
(G
1
)
S
HIFT_IN
(G
4
)
SHIFT_
O
U
T
2
)
(
in
write
mode
)
SHIFT_
O
U
T
2
)
b
it
3
1
b
it
3
0
b
it
0
b
it
3
1
(
in re
a
d mode
)
A
: s
t
a
rt o
f p
ro
g
r
a
mmin
g cycl
e
3
2
cl
o
c
k
p
u
ls
e
s
T
LOAD
2
B
U
S
Y
RE
AD
Y
A
T
LOAD
4
T
LOAD3
T
RE
AD
Y
B
U
S
Y
l
ow
b
y
2
nd
cl
o
c
k
p
u
ls
e
T
LOAD
1
1
1
1
1
1
1
0
0
0
0
1
0
-
b
it
O
pc
ode
=
0
x
3
4
B
T
RE
S
E
T
A
RE
S
E
T
Valid
Valid
SHIFT_OUT (G2)
SHIFT_IN (G4)
CLOCK (G1)
T
HI
T
LO
T
DIS
T
DIH
T
DOH
T
DOS
0x90
PageWr
0x00
0x00
Page 0
Byte 1
(First)
32 Clock
Cycles
8 Clock
Cycles
8 Clock
Cycles
Page 0
Byte 2
Page 0
Byte 3
Continue with
Next Bytes in
the Page
8 Clock
Cycles
Page 0
Byte 16
(Last)
Page 1
Byte 1
(First)
32 Clock
Cycles
0x90
PageWr
0x00
0x10
32-bit Command = Page Write
from address 0xC00
32-bit Command = Page Write
from address 0xC10
Check Ready/Busy
Page Write
Ready
LOAD
SHIFT_IN
CLOCK
SHIFT_OUT
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