PIC24HJ12GP202-I/ML Microchip Technology, PIC24HJ12GP202-I/ML Datasheet - Page 81

• Manufacturer Part Number: PIC24HJ12GP202-I/ML
• Description: IC PIC MCU FLASH 4KX24 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 24Hr

Specifications of PIC24HJ12GP202-I/ML

• Core Size: 16-Bit
• Program Memory Size: 12KB (4K x 24)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Core Processor: PIC
• Speed: 40 MIPs
• Connectivity: I²C, SPI, UART/USART
• Number Of I /o: 21
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 10x10b/12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC24
• No. Of I/o's: 21
• Ram Memory Size: 1KB
• Cpu Speed: 40MIPS
• No. Of Timers: 4
• Processor Series: PIC24HJ
• Core: PIC
• Data Bus Width: 16 bit
• Data Ram Size: 1024 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 21
• Number Of Timers: 3
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52713-733, 52714-737, 53276-922, EWDSPIC
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 10 Channel / 12 bit, 10 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164336 - MODULE SOCKET FOR PM3 28/44QFNDV164033 - KIT START EXPLORER 16 MPLAB ICD2
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

For a primary oscillator or FRC oscillator, output ‘F
the PLL output ‘F
EQUATION 7-2:
For example, suppose a 10 MHz crystal is being used,
with “XT with PLL” being the selected oscillator mode.
• If PLLPRE<4:0> = 0, then N1 = 2. This yields a
FIGURE 7-2:
TABLE 7-1:
© 2007 Microchip Technology Inc.
Fast RC Oscillator with Divide-by-N
(FRCDIVN)
Fast RC Oscillator with Divide-by-16
(FRCDIV16)
Low-Power RC Oscillator (LPRC)
Secondary (Timer1) Oscillator (SOSC)
Primary Oscillator (HS) with PLL
(HSPLL)
Primary Oscillator (XT) with PLL
(XTPLL)
Primary Oscillator (EC) with PLL
(ECPLL)
Primary Oscillator (HS)
Primary Oscillator (XT)
Primary Oscillator (EC)
Fast RC Oscillator with PLL (FRCPLL)
Fast RC Oscillator (FRC)
Note 1:
Source (Crystal, External Clock
or Internal RC)
VCO input of 10/2 = 5 MHz, which is within the
acceptable range of 0.8-8 MHz.
2:
Oscillator Mode
OSC2 pin function is determined by the OSCIOFNC Configuration bit.
This is the default oscillator mode for an unprogrammed (erased) device.
F
OSC
OSC
CONFIGURATION BIT VALUES FOR CLOCK SELECTION
= F
’ is given by:
F
PIC24HJ12GP201/202 PLL BLOCK DIAGRAM
IN
OSC
*
(
N1*N2
CALCULATION
M
)
Divide by
PLLPRE
2-33
Oscillator Source
0.8-8.0 MHz
Secondary
Primary
Primary
Primary
Primary
Primary
Primary
Internal
Internal
Internal
Internal
Internal
Here
Preliminary
IN
’,
X
PIC24HJ12GP201/202
• If PLLDIV<8:0> = 0x1E, then M = 32. This yields a
• If PLLPOST<1:0> = 0, then N2 = 2. This provides
EQUATION 7-3:
VCO output of 5 x 32 = 160 MHz, which is within
the 100-200 MHz ranged needed.
a Fosc of 160/2 = 80 MHz. The resultant device
operating speed is 80/2 = 40 MIPS.
POSCMD<1:0>
Divide by
F
PLLDIV
CY
2-513
VCO
=
xx
xx
xx
xx
10
01
00
10
01
00
xx
xx
F
100-200 MHz
2
OSC
Here
=
2
1
(
10000000*32
PLLPOST
XT WITH PLL MODE
EXAMPLE
Divide by
2, 4, 8
2*2
FNOSC<2:0>
111
110
101
100
011
011
011
010
010
010
001
000
)
12.5-80 MHz
= 40 MIPS
DS70282B-page 79
Here
Note
1, 2
F
1
1
1
1
1
1
1
OSC