PIC24FV32KA304-I Datasheet, PDF (172/320 Pages) Microchip Technology – 20/28/44/48-Pin, General Purpose, 16-Bit Flash Microcontrollers with XLP Technology

PIC24FV32KA304 FAMILY
EQUATION 16-1: RELATIONSHIP BETWEEN DEVICE AND SPI CLOCK SPEED⁽¹⁾
FCY
FSCK =
Primary Prescaler * Secondary Prescaler
Note 1: Based on FCY = FOSC/2; Doze mode and PLL are disabled.
TABLE 16-1: SAMPLE SCK FREQUENCIES^(1,2)
FCY = 16 MHz
Secondary Prescaler Settings
1:1
2:1
4:1
6:1
Primary Prescaler Settings
1:1 Invalid
4:1 4000
16:1 1000
64:1
250
8000
2000
500
125
4000
1000
250
63
2667
667
167
42
FCY = 5 MHz
Primary Prescaler Settings
1:1 5000
2500
1250
833
4:1 1250
625
313
208
16:1
313
156
78
52
64:1
78
39
20
13
Note 1: Based on FCY = FOSC/2; Doze mode and PLL are disabled.
2: SCK1 frequencies indicated in kHz.
8:1
2000
500
125
31
625
156
39
10
DS39995B-page 172
 2011 Microchip Technology Inc.