MAS 35x9F
DATA SHEET
4.6.2.4. S/PDIF Input Characteristics
at T = T , V
, V
= 2.2 ... 3.6 V, f
= 18.432 MHz, Typ. values for T = 25 °C in P(L/M)QFP package.
Crystal A
A
SUPD SUPA
Limit Values
Symbol
Parameter
Pin Name
Unit
Test Conditions
Min.
Typ.
Max.
VS
fs1
fs2
fs3
tP
Signal amplitude
Bi-phase frequency
Bi-phase frequency
Bi-phase frequency
Bi-phase period
Rise time
SPDI1, SPDI2, 200
SPDIR
500
1000
mVpp
MHz
MHz
MHz
ns
SPDI1, SPDI2,
SPDIR
2.048
2.822
3.072
326
±1000 ppm, fs = 48 kHz
SPDI1, SPDI2,
SPDIR
±1000 ppm,
fs = 44.1 kHz
SPDI1, SPDI2,
SPDIR
±1000 ppm, fs = 32 kHz
SPDI1, SPDI2,
SPDIR
at fs = 48 kHz, (highest
sampling rate)
tR
SPDI1, SPDI2,
SPDIR
0
65
ns
at fs = 48 kHz, (highest
sampling rate)
tF
Fall time
SPDI1, SPDI2,
SPDIR
0
65
ns
at fs = 48 kHz, (highest
sampling rate)
Duty cycle
SPDI
40
81
50
60
%
at bit value=1 and
fs = 48 kHz
tH1,L1
SPDI
163
ns
minimum/maximum pulse
duration with a level
above 90 % or below
10 % and at fs = 48 kHz
tH0,L0
SPDI
163
244
ns
minimum/maximum pulse
duration with a level
above 90 % or below
10 % and at fs = 48 kHz
t
t
R
F
t
t
H1
L1
Bit value = 1
Bit value = 0
t
t
L0
H0
t
P
Fig. 4–26: Timing of the S/PDIF input
76
June 30, 2004; 6251-505-1DS
Micronas
MICRONAS [ MICRONAS ]
