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Microchip Technology MA240017 Data Sheet

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PIC24F16KA102 FAMILY
DS39927C-page 138
 2008-2011 Microchip Technology Inc.
EQUATION 16-1:
RELATIONSHIP BETWEEN DEVICE AND SPI CLOCK SPEED
(1)
TABLE 16-1:
SAMPLE SCK FREQUENCIES
(
F
CY
 = 16 MHz
Secondary Prescaler Settings
1:1
2:1
4:1
6:1
8:1
Primary Prescaler Settings
1:1
Invalid
8000
4000
2667
2000
4:1
4000
2000
1000
667
500
16:1
1000
500
250
167
125
64:1
250
125
63
42
31
F
CY
 = 5 MHz
Primary Prescaler Settings
1:1
5000
2500
1250
833
625
4:1
1250
625
313
208
156
16:1
313
156
78
52
39
64:1
78
39
20
13
10
Note 1:
Based on F
CY
 = F
OSC
/2; Doze mode and PLL are disabled.
2:
SCK1 frequencies are indicated in kHz.
 Primary Prescaler * Secondary Prescaler
F
CY
 
F
SCK
  = 
Note 1:
Based on F
CY
 = F
OSC
/2; Doze mode and PLL are disabled.