DSPIC33FJ128GP802-E/MM Microchip Technology, DSPIC33FJ128GP802-E/MM Datasheet - Page 141

• Manufacturer Part Number: DSPIC33FJ128GP802-E/MM
• Description: IC, DSC, 16BIT, 128KB 40MHZ, 3.6V, QFN28
• Manufacturer: Microchip Technology
• Series: DsPIC33Fr

Specifications of DSPIC33FJ128GP802-E/MM

• Core Frequency: 40MHz
• Core Supply Voltage: 3.6V
• No. Of I/o's: 21
• Flash Memory Size: 128KB
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: -40°C To +125°C
• Core Processor: dsPIC
• Core Size: 16-Bit
• Speed: 40 MIPs
• Connectivity: CAN, I²C, IrDA, LIN, SPI, UART/USART
• Peripherals: AC'97, Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 10x10b/12b, D/A 4x16b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-QFN
• Rohs Compliant: Yes
• Package: 28QFN-S EP
• Device Core: dsPIC
• Family Name: dSPIC33
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 16 Bit
• Number Of Programmable I/os: 21
• Interface Type: CAN/I2C/SPI/UART
• On-chip Adc: 10-chx10-bit|10-chx12-bit
• On-chip Dac: 2-chx16-bit
• Number Of Timers: 5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DV164033 - KIT START EXPLORER 16 MPLAB ICD2DM240001 - BOARD DEMO PIC24/DSPIC33/PIC32
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

9.0 OSCILLATOR CONFIGURATION
The dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/
X04, and dsPIC33FJ128GPX02/X04 oscillator system
provides:
FIGURE 9-1:
 2009 Microchip Technology Inc.
SOSCO
SOSCI
dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/X04
Note 1: This data sheet summarizes the features
Note 1:
R
(2)
2: Some registers and associated bits
2:
OSC1
OSC2
of
dsPIC33FJ64GPX02/X04,
dsPIC33FJ128GPX02/X04 families of
devices. It is not intended to be a compre-
hensive reference source. To comple-
ment the information in this data sheet,
refer to “Section 39. Oscillator (Part
III)” (DS70216) of the “dsPIC33F/PIC24H
Family Reference Manual”, which is avail-
able
(www.microchip.com).
described in this section may not be avail-
able on all devices. Refer to Section 4.0
“Memory Organization” in this data
sheet for device-specific register and bit
information.
See Figure 9-2 for PLL details.
If the Oscillator is used with XT or HS modes, an extended parallel resistor with the value of 1 M must be connected.
Secondary Oscillator
Primary Oscillator
Oscillator
Oscillator
TUN<5:0>
LPRC
FRC
POSCMD<1:0>
the
from
dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/
X04 OSCILLATOR SYSTEM DIAGRAM
LPOSCEN
the
dsPIC33FJ32GP302/304,
Auxiliary Oscillator
Microchip
POSCCLK
S1
÷ 16
S3
FRCDIV<2:0>
AOSCMD<1:0>
website
AOSCCLK
and
Preliminary
POSCCLK
PLL
ASRCSEL
XTPLL, HSPLL,
ECPLL, FRCPLL
• External and internal oscillator options as clock
• An on-chip Phase-Locked Loop (PLL) to scale the
• An internal FRC oscillator that can also be used
• Clock switching between various clock sources
• Programmable clock postscaler for system power
• A Fail-Safe Clock Monitor (FSCM) that detects
• A Clock Control register (OSCCON)
• Non-volatile Configuration bits for main oscillator
• An auxiliary crystal oscillator for Audio DAC
A simplified diagram of the oscillator system is shown
in Figure 9-1.
F
VCO
Clock Fail
sources
internal operating frequency to the required sys-
tem clock frequency
with the PLL, thereby allowing full-speed
operation without any external clock generation
hardware
savings
clock failure and takes fail-safe measures
selection
S7
XT, HS, EC
(1)
FRCDIV16
FRCDIVN
SOSC
F
LPRC
FRC
VCO
(1)
SELACK
Clock Switch
NOSC<2:0> FNOSC<2:0>
S1/S3
S7
S0
S5
S4
S2
S6
÷ 2
Reset
APSTSCLR<2:0>
DOZE<2:0>
÷ N
DS70292D-page 141
ACLK
WDT, PWRT,
Timer1
FSCM
DAC
F
F
F
OSC
P
CY