参数资料
型号: MC34708VM
厂商: Freescale Semiconductor
文件页数: 85/159页
文件大小: 0K
描述: IC POWER MANAGEMENT 206MAPBGA
标准包装: 160
应用: 通用
电源电压: 1.8 V ~ 4.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 206-LFBGA
供应商设备封装: 206-MAPBGA(13x13)
包装: 托盘
Functional Block Description
Table 78. GPIOLVx Control
SPI Bit
PUS[1:0]
SRE[1:0]
Description
Pull-up/Pull-down enable
00: 10 K active pull-down
01: 10 K active pull-up
10: 100 K active pull-down
11: 100 K active pull-up (default)
Slew rate enable
00: slow (default)
01: normal
10: fast
11: very fast
x= 0, 1, 2, or 3
7.8.2
PWM Outputs
There are two PWM outputs on the MC34708. PWM1 and PWM2 are controlled by the PWMxDUTY and PWMxCLKDIV registers
shown in Table 79 .The base clock will be the 2.0 MHz divided by 32.
Table 79. PWMx Duty Cycle Programming
PWMxDC[5:0]( (66) )
000000
000001
010000
011111
1xxxxx
Duty Cycle
0/32, Off (default)
1/32
16/32
31/32
32/32, Continuously On
Notes
66. “x” represent 1 and 2
32.768 kHz Crystal Oscillator RTC Block Description and Application Information
Table 80. PWMx Clock Divider Programming
PWMxCLKDIV[5:0]( (67) )
000000
000001
001111
111111
Duty Cycle
Base Clock
Base Clock / 2
Base Clock / 16
Base Clock / 64
Notes
67. “x” represent 1 and 2
MC34708
Analog Integrated Circuit Device Data ?
85
Freescale Semiconductor
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