MAS 3504D
Table 3–8: Detailed Register Usage, continued
Address
(hex)
Mode Function
Default
(hex)
Name
8E
w
DC/DC operation control
bit[19:17] not used, set to 0
8000
DCCF
bit[16:14,9] output voltage / internal voltage monitor
(PUP signal becomes inactive when output
is below the monitoring voltage)
Setting
bit [16:14] and [9]
DC/DC-Converter
Output Voltage [V]
Internal Monitor
Voltage [V]
1 11
1 10
1 01
1 00
0 11
0 10
0 01
0 00
1 11
1 10
1 01
1 00
0 11
0 10
0 01
0 00
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
3.57
3.46
3.35
3.25
3.14
3.04
2.94
2.83
2.73
2.63
2.52
2.42
2.32
2.22
2.12
2.02
3.38
3.27
3.16
3.06
2.95
2.85
2.75
2.64
2.54
2.44
2.33
2.23
2.13
2.03
1.93
1.82
bit[13:10,8] DC/DC-converter switching frequency fSW [kHz]
Setting
bit [13:10]
Frequency/kHz
bit [8] = 0
Frequency/kHz
bit [8] = 1
11 11
11 10
11 01
11 00
10 11
10 10
10 01
10 00
01 11
01 10
01 01
01 00
00 11
00 10
00 01
00 00
156
160
163
167
171
175
179
184
188
194
199
204
210
216
223
230
128
245
253
263
272
283
295
307
320
335
351
368
387
409
433
460
bit[7:0]
not used, set to 0
20
Micronas
MICRONAS [ MICRONAS ]
