BU9408KS2_12 Datasheet, PDF (2/57 Pages) Rohm – 32bit Audio DSP with Built-in 4ch DAC and ASRC

BU9408KS2
●Absolute Maximum Ratings
Items
Symbol
Power supply voltage
V_DD
Power dissipation
P_d
Operating temp. range
T_opr
Storage temp. range
T_stg
*1Use of this processor at Ta = 25°C and over is subject to reduction of 8.5mW per 1°C.
Operation is not guaranteed.
Ratings
4.5
850(*1)
-25～+85
-55～+125
Technical Note
Unit
V
mW
°C
°C
●Recommended Operating Rating(s)
Items
Symbol
Power supply voltage
V_DD
*1 This product is not designed for protection against radioactive rays.
Ratings
3.0～3.6
Unit
V
●Electrical Characteristics(Digital system)
V_DD=3.3V (Unless otherwise specified Ta = 25°C)
Items
Symbol
Input voltage
H-level voltage
V_IH
L-level voltage
V_IL
Hysteresis input H-level voltage
V_IH
voltage
L-level voltage
V_IL
Input current
I_I
Input L current to Pull-up resistor
I_IL
Input H current to Pull-down resistor
I_IH
Output voltage
H-level voltage
V_OH
L-level voltage
V_OL
SDA Output voltage L-level voltage
V_OL
MIN
2.3
-
2.5
-
-1
-150
35
2.75
-
-
Limit
TYP
-
-
-
-
-
-100
70
-
-
-
MAX
-
1.0
-
0.8
+1
-50
105
-
0.55
0.4
Unit Conditions
V
V
V
V
μA V_IN=0~3.3V
μA V_IN=0V
μA V_IN=3.3V
V I_O=-0.6mA
V I_O=0.6mA
V I_O=3mA
Adaptive
terminal
*1
*1
*2,3,4
*2,3,4
*1,2
*3
*4
*5
*5
*6
Adaptive terminal
*1 CMOS input terminal
XI(33pin)
*2 CMOS hysteresis input terminal
SCANTEST(5pin), SCL(7pin), SDA(8pin)
*3 CMOS hysteresis input terminal with a built-in pull-up resistor
LRCKI1(41pin), BCKI1(42pin), DATAI1(43pin), LRCKI2(44pin), BCKI2(45pin), DATAI2(46pin),
LRCKI3(47pin), BCKI3(48pin), DATAI3(49pin), LRCKI4(50pin), BCKI4(51pin), DATAI4(52pin)
*4 CMOS input terminal with a built-in pull down resistor
I2CADR(6pin), RESETB(10pin), MUTE1B(12pin), MUTE2B(13pin), MUTE3B(14pin)
*5 CMOS output terminal
ERR1_LRC(24pin), ERR2_BCK(25pin), DATASO(26pin), DATAMO(27pin), BCKO(28pin), LRCKO(29pin),
AMCLKO(30pin), SPDIFO(31pin), XO(34pin),
*6 Open drain output terminal
SDA(8pin)
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2012.03 - Rev.A