參數(shù)資料
型號(hào): SAA7708H
廠商: NXP Semiconductors N.V.
元件分類(lèi): 數(shù)字信號(hào)處理
英文描述: Car Radio Digital Signal Processor
中文描述: 汽車(chē)無(wú)線電數(shù)字信號(hào)處理器
文件頁(yè)數(shù): 44/60頁(yè)
文件大小: 281K
代理商: SAA7708H
1998 May 19
44
Philips Semiconductors
Preliminary specification
Car Radio Digital Signal Processor
SAA7708H
17 RDS TIMING
Table 13
Timing of the RDS interface (see Fig. 14and Fig. 15)
18 SUPPLY CURRENTS
Table 14
Current per supply pin or pin group
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
NO
Frdscl
nominal clock
frequency RDS
clock
Clock set-up
time
Periodic time
Clock high time
Clock low time
Data hold time
Wait time
Periodic time
Clock high time
Clock low time
input frequency
Extern
RDS-Clock
-
1187.5
-
Hz
8.01
Tsr
100
-
-
μ
s
8.02
Tpr
Thr
Tir
Tdr
Twb
Tpb
Thb
Tlb
Fexcl
-
220
220
100
1
2
1
1
-
842
-
-
-
-
-
-
-
-
-
640
640
-
-
-
-
-
22
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
MHz
8.03
8.04
8.05
8.06
8.09
8.10
8.11
8.12
8.13
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
NO
Vd3
Operating supply
voltage 3.3 Volt
analog and
digital
Operating supply
voltage 5 Volt
periphery
DC supply
current of the 3.3
digital core part
DC supply
current of the
5V digital
periphery part
Supply current of
the AD’s
with respect to Vss all
parts
3.0
3.3
3.6
V
7.01
Vd5
with respect to Vss all
parts
4.5
5
5.5
V
7.02
IP3
high activity of the DSP
at 27 MHz DSP
frequency
Without external load to
ground
-
57.4
68
mA
7.03
IP5
-
5
7
mA
7.04
IPAD
At zero input and
output signal
-
11
15
mA
7.05
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