YDA138 Datasheet, PDF (15/20 Pages) YAMAHA CORPORATION – D- 3 STEREO 10W DIGITAL AUDIO POWER AMPLIFIER

YDA138
●DC Characteristics (V_SS=0V, V_DDP=12V±0.5V, Ta=0ºC to 85ºC, unless otherwise specified)
Item
Symbol Min.
Typ.
Max. Unit
REFA Output terminal voltage
V_REG
4.5
5
5.5
V
PROTN terminal Low level output voltage (I_OL=1.6mA)
V_OLP
0.4
V
CKIO terminal High level output voltage (I_OH=-80µA)
V_OHC
4.0
V
CKIO terminal Low level output voltage (I_OL=1.6mA)
V_OLC
0.5
V
SLEEPN, CKIO terminal High level input voltage
V_IH1
2.2
V
SLEEPN, CKIO terminal Low level input voltage
V_IL1
0.8
V
Input terminals for control High level input voltage
V_IH2
3.5
V
Input terminals for control Low level input voltage
V_IL2
1.5
V
REFA/DVDD terminal Start-up threshold voltage
V_UVAH
3.7
V
REFA/DVDD terminal Cutoff threshold voltage
V_UVAL
3.3
V
PVDDREG terminal start-up threshold voltage
V_UVPH
8.0
V
PVDDREG terminal Cutoff threshold voltage
V_UVPL
7.6
V
Power Supply Fluctuation Cutoff threshold voltage (lower limit) V_ML
VREF*1.8
V
Power Supply Fluctuation Cutoff threshold voltage (upper limit) V_MH
VREF*2.2
V
Headphone Amplifier limit current
I_OCHP
50
mA
●AC characteristics (V_SS=0V, V_DDP=12V±0.5V, Ta=0ºC to 85ºC, unless otherwise specified)
Item
Symbol Min. Typ. Max. Unit
Master Clock Frequency (internal clock mode)
F_CK
500
kHz
Clock Stop Detection Carrier Clock Frequency
F_UFP
150
kHz
Consumption Current (Sleep mode)
I_SLEEP
1
µA
Consumption Current (Mute mode)
I_MUTE
20
mA
Consumption Current (Digital amplifier output in no-signal input) I_DDD
40
mA
Consumption Current (Headphone output in no-signal input)
I_DDH
10
mA
Note1) 8Ω resistor and 30µH coil are used as an output load in order to obtain various digital amplifier characteristics.
15