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MEC1632 Datasheet(PDF) 99 Page - Microchip Technology

Part # MEC1632
Description  Low Power 32-Bit Mobile Embedded Controller
PDF  636 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MEC1632 Datasheet(HTML) 99 Page - Microchip Technology

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 2012-2018 Microchip Technology Inc.
DS00001592B-page 99
MEC1632
7.4.2
POWER SUPPLIES AND CLOCKING
Table 7-5 illustrates clocking capabilities versus power supply availability. For more information, see Section 7.5,
"Power Configuration," on page 121.
Note 7-1
power supply states not illustrated in Table 7-5 are undefined (see also Section 7.5, "Power
Configuration," on page 121).
Note 7-2
this depends on the 32K_EN bit in the Clock Enable Register.
FIGURE 7-1:
Clock Generator BLOCK DIAGRAM
TABLE 7-5:
CLOCKS VS. POWER SUPPLIES
Power Supply States (
Note 7-1)
Clocks
VBAT
VTR
VCC
PCI Clock
32.768 KHz
Silicon
Oscillator
32.768 KHz
Crystal
Oscillator
32K
External
20 MHz
Oscillator
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
ON/OFF
(Note 7-2)
OFF
ON/OFF
(Note 7-4)
OFF
ON/OFF
(Note 7-5)
OFF
ON
ON
OFF
ON/OFF
(Note 7-3)
ON
ON
ON
ON/OFF
VTR
VBAT
20 MHz
OSCILLATOR
MCLK DOMAIN
PROG.
CLOCK
DOMAIN
DIVIDER/
DRIVERS/
ENABLES
FCLK20M
FIXED
CLOCK
DOMAIN
DIVIDERS/
DRIVERS
FCLK0.1M_EN
HOST
CLOCK
DOMAIN
DIVIDERS/
DRIVERS/
ENABLES
HCLK1M_EN
VCC_PWRGD
PCLK_EC_EN
PCLK_LPC_AHB_EN
BLOCK
SLEEP
ENABLES
SLEEP_FLAG
CLOCK CONTROL & WAKE
INTERFACE
OSC_EN
Block Sleep Enables
FCLK10M_EN
PCLK_EC_AHB_EN
32K CLOCK
DOMAIN
DRIVERS
32K_CLK32768
EC INTERFACE
WAKE
ARC_CLK_DISABLE
All Block Clocking
Status Outputs
n
CLOCK_TREE_GATING
32.768KHZ CLOCK DOMAIN
32 KHZ CLOCK
SOURCES



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