Справочник Пользователя для Philips SAA7345
1998 Feb 16
26
Philips Semiconductors
Product specification
CMOS digital decoding IC with RAM for
Compact Disc
Compact Disc
SAA7345
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
Notes
1. All V
DD
and V
SS
connections must be made externally to the same power supply.
2. Equivalent to discharging a 100 pF capacitor via a 1.5 k
Ω
series resistor with a rise time of 15 ns.
3. Equivalent to discharging a 200 pF capacitor via a 2.5
µ
H series inductor.
CHARACTERISTICS
V
DD
= 3.4 to 5.5 V; V
SS
= 0 V; T
amb
=
−
40 to +85
°
C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
V
DD
supply voltage
note 1
−
0.5
+6.5
V
V
I(max)
maximum input voltage
−
0.5
V
DD
+ 0.5
V
V
O
output voltage
−
0.5
+6.5
V
I
O
output current (continuous)
−
±
20
mA
T
amb
operating ambient temperature
−
40
+85
°
C
T
stg
storage temperature
−
55
+125
°
C
V
es1
electrostatic handling
note 2
−
2000
+2000
V
V
es2
electrostatic handling
note 3
−
200
+200
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply
V
DD
supply voltage
3.4
5.0
5.5
V
I
DD
supply current
V
DD
= 5 V
−
22
50
mA
Analog Front End (V
DD
= 4.5 to 5.5 V); comparator inputs HFIN and HFREF
f
clk
clock frequency
8
−
35
MHz
V
th
switching thresholds
1.2
−
V
DD
−
0.4
V
Analog Front End (V
DD
= 3.4 to 5.5 V); comparator inputs HFIN and HFREF
f
clk
clock frequency
8
−
20
MHz
V
tpt
HFIN input voltage level
−
1.0
−
V
Digital inputs CL and RAB
V
IL
LOW level input voltage
−
0.3
−
0.3V
DD
V
V
IH
HIGH level input voltage
0.7V
DD
−
V
DD
+ 0.3
V
I
LI
input leakage current
V
I
= 0 to V
DD
−
10
−
+10
µ
A
C
I
input capacitance
−
−
10
pF