MAS3587F Micronas, MAS3587F Datasheet - Page 21

• Manufacturer Part Number: MAS3587F
• Description: MPEG Layer 3 Audio Encoder/Decoder
• Manufacturer: Micronas

ADVANCE INFORMATION
Table 3–3: Direct Configuration Registers
Micronas
I
address
(hex)
76
2
C Sub-
Function
DCCF Register (reset = 5050
DC/DC Converter 2
bit[15]
bit[14:11]
bit[10]
bit[9]
bit[8]
The DC/DC converters are up-converters only. Thus, if the battery voltage is
higher than the selected nominal voltage, the output voltage will exceed the
nominal voltage.
1)
refer to Section 4.6.2. on page 59
PUP2: Voltage monitor 2 flag (readback)
Voltage between VSENS2 and DCSG2
Code
1111
1110
1101
1100
1011
1010
1001
1000
0111
0110
0101
0100
0011
0010
0001
0000
Mode
1
0
reserved, must be set to zero
Disable synchronized rectifier
1
0
1)
1)
Nominal
output volt. of PUP2
3.5 V
3.4 V
3.3 V
3.2 V
3.1 V
3.0 V
2.9 V
2.8 V
2.7 V
2.6 V
2.5 V
2.4 V
2.3 V
2.2 V
2.1 V
2.0 V
Pulse frequency modulation (PFM)
Pulse width modulation (PWM) (reset)
disable synchronized recitifier
enable synchronized recitifier (reset)
hex
)
set level
3.4 V
3.3 V
3.2 V
3.1 V
3.0 V
2.9 V
2.8 V
2.7 V
2.6 V
2.5 V
2.4 V
2.3 V
2.2 V
2.1 V
2.0 V
1.9 V
reset level
of PUP2
3.3 V
3.2 V
3.1 V
3.0 V
2.9 V
2.8 V (reset)
2.7 V
2.6 V
2.5 V
2.4 V
2.3 V
2.2 V
2.1 V
2.0 V
1.9 V
1.8 V
MAS 3587F
Name
DCCF
21