Philips SAA7345 - Manual (Page 27)

1998 Feb 16 27
Philips Semiconductors Product specification
CMOS digital decoding IC with RAM for
Compact Disc
SAA7345
Digital inputs PORE, V1 and V2
V
thr
switching threshold voltage rising
− −
0.8V
DD
V
V
thf
switching threshold voltage falling 0.2V
DD
− −
V
V
hys
hysteresis voltage
−
0.33V
DD
−
V
R
PU
input pull-up resistance V
I
= 0 V
−
50
−
k
Ω
C
I
input capacitance
− −
10 pF
t
rw
reset pulse width PORE only 1
− − µ
s
Digital outputs CL16 and CLA
V
OL
LOW level output voltage I
OL
= 1 mA 0
−
0.4 V
V
OH
HIGH level output voltage I
OH
=
−
1 mA V
DD
−
0.4
−
V
DD
V
C
L
load capacitance
− −
50 pF
t
r
output rise time C
L
= 20 pF; note 1
− −
15 ns
t
f
output fall time C
L
= 20 pF; note 1
− −
15 ns
Digital outputs V4 and V5
V
OL
LOW level output voltage V
DD
= 4.5 to 5.5 V;
I
OL
= 10 mA
0
−
1.0 V
V
DD
= 3.4 to 5.5 V;
I
OL
= 5 mA
0
−
1.0 V
V
OH
HIGH level output voltage V
DD
= 4.5 to 5.5 V;
I
OH
=
−
10 mA
V
DD
−
1
−
V
DD
V
V
DD
= 3.4 V to 5.5 V;
I
OH
=
−
5 mA
V
DD
−
1
−
V
DD
V
C
L
load capacitance
− −
50 pF
t
r
output rise time C
L
= 20 pF; note 1
− −
15 ns
t
f
output fall time C
L
= 20 pF; note 1
− −
15 ns
Open-drain output CFLG
V
OL
LOW level output voltage I
OL
= 1 mA 0
−
0.4 V
I
OL
LOW level output current
− −
2 mA
C
L
load capacitance
− −
50 pF
t
f
output fall time C
L
= 20 pF; note 1
− −
30 ns
Open-drain outputs KILL and V3
V
OL
LOW level output voltage I
OL
= 1 mA 0
−
0.4 V
I
OL
LOW level output current
− −
2 mA
C
L
load capacitance
− −
50 pF
t
f
output fall time C
L
= 20 pF; note 1
− −
15 ns
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT