PIC24HJ32GP202-E/MM Microchip Technology, PIC24HJ32GP202-E/MM Datasheet - Page 91

• Manufacturer Part Number: PIC24HJ32GP202-E/MM
• Description: 16-bit MCU, 32KB Flash,40 MIPS,nanoWatt 28 QFN-S 6x6mm TUBE
• Manufacturer: Microchip Technology
• Series: PIC® 24Hr

Specifications of PIC24HJ32GP202-E/MM

• Core Processor: PIC
• Core Size: 16-Bit
• Speed: 40 MIPs
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 32KB (11K x 24)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 10x10b/12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

For a primary oscillator or FRC oscillator, output ‘F
the PLL output ‘F
EQUATION 8-2:
For example, when 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 8-2:
TABLE 8-1:
© 2011 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
VCO input of 10/2 = 5 MHz, which is within the
acceptable range of 0.8-8 MHz.
or Internal RC)
2:
PIC24HJ32GP202/204 AND PIC24HJ16GP304
Oscillator Mode
OSC2 pin function is determined by the OSCIOFNC Configuration bit.
This is the default oscillator mode for an unprogrammed (erased) device.
Note 1: This frequency range must be satisfied at all times.
F
OSC
OSC
CONFIGURATION BIT VALUES FOR CLOCK SELECTION
’ is given by:
=
F
PIC24HJ32GP202/204 AND PIC24HJ16GP304 PLL BLOCK DIAGRAM
OSC
F
IN
⋅
CALCULATION
⎛
⎝
------------------ -
N1 N2
M
⋅
⎞
⎠
PLLPRE
Divide by
2-33
N1
Oscillator Source
0.8-8.0 MHz
Secondary
Primary
Primary
Primary
Primary
Primary
Primary
Internal
Internal
Internal
Internal
Internal
IN
’,
X
(1)
• If PLLDIV<8:0> = 0x1E, then M = 32. This yields a
• If PLLPOST<1:0> = 0, then N2 = 2. This provides
EQUATION 8-3:
VCO output of 5 x 32 = 160 MHz, which is within
the 100 MHz to 200 MHz range, which is needed.
a Fosc of 160/2 = 80 MHz. The resultant device
operating speed is 80/2 = 40 MIPS.
POSCMD<1:0>
Divide by
PLLDIV
F
2-513
VCO
CY
M
xx
xx
xx
xx
10
01
00
10
01
00
xx
xx
=
100-200 MHz
F
-------------
OSC
2
F
VCO
=
1
-- -
2
⋅
PLLPOST
XT WITH PLL MODE
EXAMPLE
Divide by
(1)
⎛
⎝
2, 4, 8
10000000 32
--------------------------------- -
FNOSC<2:0>
N2
2 2 ⋅
111
110
101
100
011
011
011
010
010
010
001
000
12.5-80 MHz
⋅
DS70289G-page 91
⎞
⎠
=
40 MIPS
See Note
(1)
1, 2
F
—
—
—
—
1
1
1
1
1
1
1
OSC