SM6453AB_02 Datasheet, PDF (5/19 Pages) Nippon Precision Circuits Inc – 3-wire Serial Data Volume Control for Headphone Amplifier IC

SM6453AB
DC Characteristics
AVSS1 = AVSS2 = AVSS3 = DVSS = 0V, AVDD1 = AVDD2 = AVDD3 = DVDD2 = 1.8 to 3.6V,
DVDD1 = 1.8 to 3.6V, Ta = – 40 to 85°C unless otherwise noted.
Parameter
Pins
Symbol
Condition
Rating
Unit
min
typ
max
Current consumption
Input voltage 1
Input voltage 2
Input current 1
Input current 2
Input leakage current 1
Input leakage current 2
Input leakage current 3
Input leakage current 4
DVDD1
DVDD2
AVDD1
+
AVDD2
+
AVDD3
(*1)
(*2)
(*1)
(*3)
(*1)
(*2)
(*2)
(*3)
I_DDD1A
I_DDD1S
I_DDD2A
I_DDD2S
I_DDAA
I_DDAS
I_DDAM1
I_DDAM2
I_DDAT
H-level
V_IH1
L-level
V_IL1
H-level
V_IH2
L-level
V_IL2
I_IL1
I_IH1
I_IH2
I_IL2
I_IH3
I_IL3
(Note 1)
(Note 2)
(Note 1)
(Note 2)
(Note 1)
(Note 2)
(Note 3)
(Note 4)
(Note 5)
V_IN = 0V
V_IN = V_DD1
V_IN = V_DD1
V_IN = 0V
V_IN = V_DD1
V_IN = 0V
–
0.03
0.06
mA
–
0.2
1.0
µA
–
0.05
0.3
mA
–
0.2
1.0
µA
–
2.3
3.6
mA
–
13.0
25.0
µA
–
1.7
3.1
mA
–
0.5
–
mA
–
7.0
10.0
mA
0.8×DVDD1
–
–
V
–
–
0.2×DVDD1
V
1.2
–
–
V
–
–
0.4
V
–
25
90
µA
–
280
900
µA
–
–
1.0
µA
–
–
1.0
µA
–
–
1.0
µA
–
–
1.0
µA
(Note 1) MUTEN = HIGH, PDN = HIGH, 600Ω resistor connected between VREF1 and all analog inputs (LIN1, LIN2, RIN1, RIN2), G_EVR = 0dB,
Microcontroller clock frequency = 4MHz, data transfer from microcontroller.
(Note 2) MUTEN = LOW, PDN = LOW, 600Ω resistor connected between VREF1 and all analog inputs (LIN1, LIN2, RIN1, RIN2), G_EVR = 0dB, data
transfer from microcontroller stopped, Pins (*1) = V_DD2.
(Note 3) MUTEN = LOW, PDN = HIGH, 600Ω resistor connected between VREF1 and all analog inputs (LIN1, LIN2, RIN1, RIN2), G_EVR = 0dB, data
transfer from microcontroller stopped, Pins (*1) = V_DD2. Other than idling current of final stage of headphone amplifiers.
(Note 4) MUTEN = HIGH, PDN = HIGH, 600Ω resistor connected between VREF1 and all analog inputs (LIN1, LIN2, RIN1, RIN2), G_EVR = 0dB, data
transfer from microcontroller stopped, Pins (*1) = V_DD2. Idling current of final stage of headphone amplifiers only.
(Note 5) MUTEN = HIGH, PDN = HIGH, reference voltage see "Measurement circuit", All analog inputs (LIN1, LIN2, RIN1, RIN2) connected reference
input voltage, Bass boost = OFF, AGC = OFF, Frequency = 1kHz, P_O = 0.5mW + 0.5mW
Pin types
Pin types
(*1)
(*2)
(*3)
Name
MLEN, MDT, MCK, RSTN
MUTEN, PDN
BEEPI
NIPPON PRECISION CIRCUITS INC.—5