参数资料
型号: AS3658F-BCTP
厂商: ams
文件页数: 76/158页
文件大小: 0K
描述: IC PMU POWER/AUDIO 124-CTBGA
标准包装: 2,500
应用: 便携式设备
电流 - 电源: 7mA
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 124-TFBGA
供应商设备封装: 124-CTBGA(8x8)
包装: 带卷 (TR)
AS3658
Data Sheet Confidential
- Detailed Description-Power Management Functions
Table 65. Step Down DC/DC Reg Power1 ctrl Bit definitions
Addr:23
Reg Power1 Ctrl
These bits control the on/off function of the step down regulator
Bit
Bit Name
Default Access
Description
Switch on/off the step down3 dc/dc converter; it is possible
to on/off control DCDC SD3 by CURR3_GPIO3 or
6
sd3_on
ROM
R/W
Table 66. Step Down Voltage1 Bit definitions
0
1
Step Down DC/DC 3 off
Step Down DC/DC 3 on
Addr:00
Step Down Voltage1
These bits control the step down regulator voltage, frequency, clk phase
Bit
Bit Name
Default Access
Description
Control the voltage selection for the step down1 DC/DC
converter
5:0
step_down1_v
ROM
R/W
000000 0.6 V
… (LSB=50mV)
111000 – 11111 3.4 V
Select the step down1 frequency
6
sd1_frequ
ROM
R/W
0
f clk_int
(1.6MHz to 2.3 MHz)
1
f clk_int /2 (0.8MHz to 1.15 MHz)
7
sd1_clkinvert
ROM
R/W
Inverts the input clock of the step down1 converter
Table 67. Step Down Voltage2 Bit definitions
Addr:01
Step Down Voltage2
These bits control the step down regulator voltage, frequency, clk phase
Bit
Bit Name
Default Access
Description
Control the voltage selection for the step down2 DC/DC
converter
5:0
step_down2_v
ROM
R/W
000000 0.6 V
… (LSB=50mV)
111000 – 11111 3.4 V
Select the step down2 frequency
6
sd2_frequ
ROM
R/W
0
f clk_int
(1.6MHz to 2.3 MHz)
1
f clk_int /2 (0.8MHz to 1.15 MHz)
7
sd2_clkinvert
ROM
R/W
Inverts the input clock of the step down1 converter
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Revision 1v13
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