Mitsubishi Semiconductor < DIGI•ANA Interface >
M62254FP
Standard Battery Charger Controller
«Digital Data Format»
MSB
LSB
DI
8 bit Shift register
CK
D7
D6
D5
D4
D3
D2
D1
D0
CS
Address decoder
4
8
Latch
MPX
Current
control
SW
Latch
MPX
Voltage
control
SW
Latch
MPX
LED
drive
SW
Latch
MPX
Main
SW
Latch
MPX
Sub
SW
Latch
MPX
Input Amp
SW
Latch
MPX
A-D
input
SW
Latch
MPX
Reference
voltage
SW
«Data Setting»
Control Function
RESET
Address
Data
D7 D6 D5 D4 D3 D2 D1 D0
Description
0 0 0 0 - - - - All SW is OFF
A-D reference voltage=0.4V
Voltage setting reference voltage = 4.0V
Current control
Voltage control
0 0 0 1 - - - - See Table 1
0 0 1 0 - - - - See Table 2
LED driver select
Main SW
0 0 1 1 - - - - See Table 3
0 1 0 0 - - - - See Table 4
Sub SW
Amp.select
0 1 0 1 - - - - See Table 5
0 1 1 0 - - - - See Table 6
A-D input select
0 1 1 1 - - - - See Table 7
A-D Reference select 1 0 0 0 - - - - See Table 8