BA8272AFV Datasheet, PDF (3/8 Pages) Rohm – BUS Interface for car audio

Audio ICs
BA8272AFV
!Electrical characteristics
_ (unless otherwise noted, Ta=25°C, Vcc=5.5V)
Parameter
Symbol Min.
Circuit current 1
Circuit current 2
Circuit current 3
VCC-BUS ON OUT voltage 1
VCC-BUS ON OUT voltage 2
Input terminal current 1
Input terminal current 2
Input terminal current 3
Input terminal current 4
Input terminal current 5
Input terminal current 6
Output internal resistor 1
Output internal resistor 2
Output saturation voltage 1
Output saturation voltage 2
Reset output voltage
ICC1
ICC2
ICC3
VLOSS1
VLOSS2
IIN1
IIN2
IIN3
IIN4
IIN5
IIN6
R3
R21
VSAT1
VSAT2
VBON
−
−
−
−
−
75
75
10
10
330
3.5
35.2
3.52
−
−
−
CLK OUT output "H" level
VHBA
VHI
−0.3
Typ.
−
1.1
5.0
0.15
0.09
100
100
25
25
395
4.8
47
4.7
0.2
0.1
0.2
VHI
−0.5
Max.
10
3.0
13.0
0.35
0.2
140
140
40
40
500
6.4
58.8
5.88
0.4
0.25
0.4
VHI
−0.7
BUS CLK input threshold level
VTH
0.75 0.80 0.85
BUS CLK input hysteresis width VHYS
300
400
500
This product is not designed for protection against radio active rays.
Unit
Conditions
µA Upon no load, all the terminals turn OFF.
mA Upon no load LINK OFF=5.5V
mA IL=50mA
V
IL=100mA
V
IL=40mA
µA BUS ON input terminal 5.5V input
µA LINK OFF terminal 5.5V input
µA BUS CLK terminal 5.5V input
µA BUS DATA terminal 5.5V input
µA DATA IN terminal 5.5V input
mA BUS RESET terminal 5.5V input
kΩ BUS ON terminal
kΩ DATA OUT terminal
V
BUS ON, CLK OUT, DATA OUT
V BUS DATA pull up resistance 1kΩ
V
I8=1mA, BUS RESET terminal 5.5V
0V inputted into the BUS CLOCK terminal.
V "H" level of the BUS ON OUT terminal shall
be VH1. VHBA=VH1−VH3
CLK OUT terminal observation
V
CLK OUT terminal observation
mV
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