参数资料
型号: AS3607A-BQFP
厂商: ams
文件页数: 53/71页
文件大小: 0K
描述: IC PMU PROGR STARTUP 36-QFN
标准包装: 20,000
应用: 手持/移动设备
电流 - 电源: 160µA
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-VFQFN 裸露焊盘
供应商设备封装: 36-QFN(6x6)
包装: 带卷 (TR)
AS3606 AS3607 2v2
Data Sheet - R e g i s t e r D e f i n i t i o n
Table 41. BOOST_Cntr2 Register
Name
BOOST_Cntr2
Base
2-wire serial
DCDC step-up Control Register 2
Default
00h
Offset: 1Bh-2
This is an extended register and needs to be enabled by writing 010b to Reg. 1Ch first.
This register is reset at a VDD27-POR or XRES input.
Bit
7:3
Bit Name
SU_IFB<4:0>
Default
0 0000
Access
R/W
Bit Description
Defines the tuning current at pin FBSU.
0x00: 0μA
0x01: 1μA
0x02: 2μA
...
0x1F: 31μA
2
SU_CURRLIM
0
R/W
Selects the DCDC step-up converter coil current limit
0: normal current limit
1: current limit increased by about 50%
1
0
SU_GAIN
SU_FREQ
0
00
R/W
R/W
DCDC step-up converter feedback gain is selected automatically depending
on current or voltage feedback mode. Setting this bit to “1” will choose the
alternative feedback gain setting.
Defines the DCDC step-up switching frequency
0: 1MHz
1: 500kHz
Table 42. CURR1 Register
Name
CURR1
Base
2-wire serial
Current Sink 1 Register
Default
00h
Offset: 1Bh-3
This is an extended register and needs to be enabled by writing 011b to Reg. 1Ch first.
This register is reset at a VDD27-POR or XRES input.
Bit
7:0
Bit Name
ICURR1<7:0>
Default
0x00
Access
R/W
Bit Description
Sets the current for current sink 1 in 255 steps with 140.626μA stepsize
0x00: Current sink 1 switched off
0x01: 0.15 mA
0x02: 0.30 mA
0x03: 0.45 mA
..
0xFE: 38,10 mA
0xFF: 38.25 mA
www.austriamicrosystems.com
Revision 1.03
52 - 70
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