參數(shù)資料
型號: SAA7708H
廠商: NXP Semiconductors N.V.
元件分類: 數(shù)字信號處理
英文描述: Car Radio Digital Signal Processor
中文描述: 汽車無線電數(shù)字信號處理器
文件頁數(shù): 50/60頁
文件大?。?/td> 281K
代理商: SAA7708H
1998 May 19
50
Philips Semiconductors
Preliminary specification
Car Radio Digital Signal Processor
SAA7708H
Table 17
Master transmitter reads from the CDSP registers.
Table 18
Timing fast I2C-bus(see Fig. 20)
R
/
W
A
C
K
N
.
C
D
S
P
A
C
K
N
.
C
D
S
P
A
C
K
N
.
C
D
S
P
R
/
W
A
C
K
N
.
C
D
S
P
A
C
K
N
.
M
A
S
T
E
R
A
C
K
N
.
M
A
S
T
E
R
A
C
K
N
.
M
A
S
T
E
R
N
A
.
M
A
S
T
E
R
S 0011100 0
A
AddrH
A
AddrL
A S
r
0011100
1
A DataH
A
DataM
A
DataL
A
N
A
P
auto increment if repeated n-groups
of 3 (2) bytes
R
S
Sr
P
A
R
NA
AddrH and AddrL
DataH, DataM and DataL
DataH and DataM
= Start condition
= repeated Start condition
= Stop condition
= Acknowledge from CDSP (SDA low)
= Repeat n-times the 2 or 3 byte data group
= Negative Acknowledge Master (SDA high)
= Address DSP register
= Data of XRAM or registers
= Data of YRAM
SYMBOL
PARAMETER
CONDITIONS
STANDARD
MODE I
2
C BUS
FAST MODE I
2
C
BUS
UNIT
NO
MIN.
MAX.
MIN.
MAX.
f
SCL
t
BUF
SCL clock frequency
Bus free between a
STOP and Start
Condition
Hold time (repeated)
START condition. After
this period, the first
clock pulse is
generated
LOW period of the
SCL clock
HIGH period of the
SCL clock
0
4.7
100
-
0
1.3
400
kHz
μ
S
10.01
10.02
t
HD;STA
4.0
-
0.6
-
μ
S
10.03
t
LOW
4.7
-
1.3
-
μ
S
10.04
t
HIGH
4.0
-
0.6
-
μ
S
10.05
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