SAA7367 Просмотр технического описания (PDF) - Philips Electronics
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SAA7367 Datasheet PDF : 20 Pages
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Philips Semiconductors
Bitstream conversion ADC for
digital audio systems
Product specification
SAA7367
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
Analog part at: VDD = VDDA = 5 V; Tamb = 25 °C
VrefL AND VrefR
VO
output voltage
RDC
DC impedance
normal mode
standby mode
0.475VDDA
−
−
CURRENT REFERENCE: Iref
VO
out put voltage
IO
output current
−
R = 33 kΩ
−
VDACN
VI
input voltage
−
VDACP
VI
input voltage
−
BUFFER OPERATIONAL AMPLIFIERS: BIL, BOL, BIR AND BOR
VI(off)
RL
ZO
THD + N
input offset voltage
load resistance; (drive capability)
output impedance
total harmonic distortion plus
noise
−
decoupled to Vref −
−
f = 0 to 20 kHz −
0.5VDDA
1.3
100
0.5VDDA
76
VSS
VDDA
<10
10
100
−87
0.525VDDA
−
−
−
−
−
−
−
−
−
−
OVERALL PERFORMANCE (ANALOG IN, DIGITAL OUT)
tgd
group delay time
αsb
stop band attenuation
DR
dynamic range
THD + N
total harmonic distortion plus
noise
S/N
signal-to-noise ratio
αcs
channel separation
G
gain
T = 1/fs
f > 0.546 fs
0 to 20 kHz
0 to 20 kHz
A-weighted
note 2
−
60
90
−
−
−
−1.4
25T
−
−
−
93
−
−88
−80
97
−
92
−
−1
−0.8
Notes
1. Load capacitance is valid for master mode only.
2. See also Section “Input level” of Chapter “Functional description”; valid for left or right channel.
UNIT
V
kΩ
kΩ
V
µA
V
V
mV
kΩ
Ω
dB
s
dB
dB
dB
dB
dB
dB
1998 Nov 17
11
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