BU94501AMUV Datasheet, PDF (13/73 Pages) Rohm – AAC/WMA/MP3 +SD Memory Card + iPod

BU9450xAxxx series
Datasheet
●Absolute maximum ratings (Ta = 25℃)
Parameter
Supply voltage(Analog, I/O)
Input voltage
Storage temperature range
Symbol
VDD1MAX
VIN
TSTG
Limits
-0.3 to 4.5
-0.3 to VDD1 + 0.3
-55 to 125
Unit
V
V
〬C
Comment
DVDDIO, DAVDD, AVDDC
Operating temperature range
TOPR
-40 to 85
〬C
VQFN040V6060 Package
Power dissipation *1
PD1
800
mW
BU94501AMUV
BU94502AMUV
SQFP-T52M Package
Power dissipation *1
PD2
850
mW
BU94501AKS2
BU94502AKS2
*1：74.2mm × 74.2mm × 1.6mm, FR4, 1-layer glass epoxy board (Copper area 23.69mm2)
In the case of use at Ta=25℃ or more, 8mW should be reduced per 1℃.
*2：In the case of use at Ta=25℃ or more, 8.5mW should be reduced per 1℃.
●Operating conditions (Ta = 25℃)
Parameter
Symbol
Supply voltage(Analog, I/O) VDD1
Limits
3.0 to 3.6
Unit
Comment
V DVDDIO, DAVDD, AVDDC
●Electrical characteristics
（Unless specified, Ta=25℃、VDD1=3.3V, DVSS=AVSSC=VSS_PLL=DAVSS=0V, XIN_PLL=16.9344MHz）
Parameter
Symbol
MIN.
Limits
TYP.
MAX.
Unit
Condition
<Total >
Circuit current
(VDD1 USB1)
IDD1USB1
-
51.0
75.0
mA *1 When USB memory is played.
Circuit current (VDD1 SD1) IDD1SD1
-
26.0
45.0
mA *1 When SD card is played.
<Digital block>
H-Level input voltage
VIH VDD1*0.7
－
VDD1
V
*2
L-Level input voltage
VIL
DVSS
－ VDD1*0.3 V
*2
H-Level output voltage1
VOH1 VDD1-0.4
－
VDD1
V
IOH=-1.6mA, *3
L-Level output voltage1
VOL1
0
－
0.4
V
IOL=1.6mA. *3
L-Level output voltage2
VOL2
0
－
0.4
V
IOL=3.6mA, *4
H-Level output voltage3
VOH3 VDD1-0.4
－
VDD1
V
IOH=-0.6mA, *5
L-Level output voltage3
VOL3
0
－
0.4
V
IOL=0.6mA, *5
H-Level output voltage4
VOH4 VDD1-1.0
－
VDD1
V
IOH=-1.6mA, *6
L-Level output voltage4
VOL4
0
－
1.0
V
IOL=1.6mA, *6
<USB-HOST >
H-Level input voltage
VIHUSB VDD1*0.6
－
VDD1
V
*7
L-Level input voltage
VILUSB AVSSC
－ VDD1*0.3 V
*7
Output impedance(H)
ZOH
22.0
45.0
60.0
Ω
*7
Output impedance(L)
ZOL
22.0
45.0
60.0
Ω
*7
H-Level output voltage
VOHUSB VDD1-0.5
－
VDD1
V
*7
L-Level output voltage
VOLUSB
0
－
0.3
V
*7
Rise/Fall time
Tr/Tf
－
11
－
ns
*7, Output capacity 50pF
Voltage of crossing point
VCRS
－
VDD1/2
－
V
*7, Output capacity 50pF
Range of differential input VDIFF
0.8
－
2.5
V
*7
Differential input sensitivity VSENS
0.2
－
－
V
*7
Pull-down resistance
RPD
14.25
20.0
24.8
kΩ
*7
<Audio DAC>
Distortion rate
THD
－
0.005
0.05
%
1kHz, 0dB, sine, *8
Dynamic range
DR
－
90
－
dB
1kHz, -60dB, sine, *8
S/N ratio
S/N
66
96
－
dB
1kHz, 0dB, A-weighted, *8
Max output level
VSMAX
0.60
0.75
－
Vrms 1kHz, 0dB, sine, *8
BU94501AMUV / BU94502AMUV
BU94501AKS2 / BU94502AKS2
*1 3.3V system I/O, Analog Power supply(VDD1),
1kHz, 0dB, sine-wave playing
*2 2, 3, 7-9, 13, 14, 16-18, 24, 36, 37 pin
*3 4-7, 24-28, 30 pin
*4 9 pin
*5 38-40 pin
*6 15 pin
*7 21, 22 pin
*8 32, 34 pin output no-load
*1 3.3V system I/O, Analog Power supply(VDD1),
1kHz, 0dB, sine-wave playing
*2 3, 4, 8-10, 17, 34, 35, 43, 44, 49-51 pin
*3 45,47-49,17,18,20-22,26 pin
*4 51 pin
*5 36-38 pin
*6 5 pin
*7 14, 15 pin
*8 28, 30 pin output no-load
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TSZ22111・15・001
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TSZ02201-0V2V0E600070-1-2
2012.12.10 Rev.003