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BU9480F Datasheet(Fiches technique) 2 Page - Rohm

Numéro de pièce BU9480F
Description  16-bit stereo D / A converter for audio applications
Télécharger  5 Pages
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Fabricant  ROHM [Rohm]
Site Internet  http://www.rohm.com
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2
Multimedia ICs
BU9480F
Electrical characteristics (unless otherwise noted, Ta = 25°C, VDD = + 5.0V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Measurement circuit
Current dissipation
IDD
3.6
6
mA
f = 1kHz, 0dB
Fig.6,7
Resolution
RES
——
16
BIT
Fig.6,7
Noise distortion 1
THD1
0.05
0.12
%
f = 1kHz, 0dB
Fig.6,7
Noise distortion 2
THD2
0.07
0.4
%
f = 1kHz, – 20dB
Fig.6,7
Full-scale output voltage
VFS
1.8
2
2.2
VP-P
Fig.6,7
Crosstalk
– 92
– 85
dB
Unmeasured channel output =
0 dB, f = 1kHz. DIN audio filter
Fig.6,7
C.T
S / N ratio
S / N
RL
86
93
dB
DIN audio filter
Fig.6,7
Output pin load resistance
10
——
k
Fig.6,7
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Measurement circuit
Input high level voltage
VIH
0.7
× VDD
VDD
V
Pins 5,6 and 7
Pins 5,6 and 7
Fig.6,7
Input low level voltage
VIL
0.3
× VDD
V
GND
Fig.6,7
Leakage current, high level
IIH
– 10
µA
Pins 5,6 and 7 = VDD
Fig.6,7
Leakage current, low level
IIL
——
10
µA
Pins 5,6 and 7 = GND
Fig.6,7
fSL
——
200
kHZ
Fig.6,7
——
ns
ns
Fig.6,7
TBCLK
TST
Fig.6,7
SDAT.LRCK holding time
THD
60
60
60
ns
Fig.6,7
DA conversion frequency
BCLK period
SDAT.LRCK settling time
Analog unit characteristics
Logic input characteristics
Absolute maximum ratings (Ta = 25°C)
Recommended operating conditions
Parameter
Symbol
Limits
Unit
7.0
V
Pd
450
mW
Topr
– 10 ~ + 70
Tstg
– 55 ~ + 125
°C
Topt
– 0.3 ~ VDD + 0.3
V
VDDMax.
°C
When unmounted, reduced by 4.5mW for each increase in Ta of 1°C over 25°C.
Applied voltage
Power dissipation
Operating temperature
Storage temperature
Input voltage
Parameter
Symbol
Limits
Unit
Power supply voltage
3.0 ~ 5.5
V
Input low level voltage
Input high level voltage
VIL
0.0 ~ 0.2
× VDD
V
VIH
0.8
× VDD ~ VDD
VDD
V




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