參數(shù)資料
型號(hào): SAA7708H
廠商: NXP Semiconductors N.V.
元件分類: 數(shù)字信號(hào)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(hào)處理器
文件頁數(shù): 35/60頁
文件大?。?/td> 281K
代理商: SAA7708H
1998 May 19
35
Philips Semiconductors
Preliminary specification
Car Radio Digital Signal Processor
SAA7708H
13 DC CHARACTERISTICS
digital I/O at Tamb=-40
C~+85
C,Vd5=4.5~5.5 V, Vd3=3~3.6 V unless otherwise noted
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
NO
V
d3
Operating supply
voltage 3.3 Volt analog
and digital
Operating supply
voltage 5 Volt periphery
All VDD pins of the type
VDD3 and VDDCO with
respect to Vss all parts
All VDD pins of the type
VDD5 with respect to
Vss all parts
high activity of the DSP
at 31 MHz DSP
frequency
3
3.3
3.6
V
1.01
V
d5
4.5
5
5.5
V
1.02
IP
3
DC supply current of
the 3.3 digital core part
-
57.4
78
mA
1.03
IP
5
DC supply current of
the 5V digital periphery
part
DC supply current of
the analog part
Total power dissipation
-
5
7
mA
1.04
IP
A
At zero input and output
signal
high activity of the DSP
at 31 MHz DSP
frequency
Pin types: IBUFU,
BT4CR,BD4CR,B4CR,
SCHMITCD,SCHMITC
Pin types: IBUFU,
BT4CR,BD4CR,B4CR,
SCHMITCD,SCHMITC
Pin type:
SCHMITCD,SCHMITC
Io=-4 mA, pin types:
B4CR, BD4CR,BT4CR
VDD=4.5 V, Io=4 mA,
pin types: B4CR,
BD4CR,BT4CR
Io=8 mA, pin types:
BD4SCI4
Vout=0 or VDD voltage
Pin types: BD4CR,
BD4SCI4,BT4CR
Pin type: IBUFU
-
17.3
23.6
mA
1.05
Ptot
-
0.273
0.423
W
1.06
VIH
High level input voltage
all digital inputs and
I/O’s
Low level input voltage
all digital inputs and
I/O’s
Schmitt trigger
hysteresis
High level output voltage
digital outputs
Low level output voltage
digital outputs
70
-
-
%V
d5
1.07
VIL
-
-
30
%V
d5
1.08
Vhyst
1
1.3
V
1.09
VOH
Vd5-0.4 -
-
V
1.10
VOL
-
-
0.4
V
1.11
VOLI
2
C
Low level output voltage
digital I
2
C data output
Output leakage current
tristate outputs
-
-
0.4
V
1.12
+/-Io
-
-
5
μ
A
1.13
R_pull up
Internal pull up resistor
to VDDD
Internal pull down
resistor to VSSD
Input rise and fall times
Minimal output rise time
23
50
80
k
1.14
R_pull down
Pin type: SCHMITCD
23
50
80
k
1.15
tri,tfi
tro_min
V
d5
=5.5 V
Vd5=5.5 V, Vd3=3.6 V,
Tchip= -40
C, pintype=
BD4CR, BT4CR,
B4CR, Cload = 30 pF
-
7.6
6
-
200
18.4
ns
ns
1.16
1.17
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