DSPIC30F4012-20I/SP Microchip Technology, DSPIC30F4012-20I/SP Datasheet - Page 201

• Manufacturer Part Number: DSPIC30F4012-20I/SP
• Description: IC DSPIC MCU/DSP 48K 28DIP
• Manufacturer: Microchip Technology
• Series: dsPIC™ 30Fr

Specifications of DSPIC30F4012-20I/SP

• Core Processor: dsPIC
• Core Size: 16-Bit
• Speed: 20 MIPS
• Connectivity: CAN, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, Motor Control PWM, QEI, POR, PWM, WDT
• Number Of I /o: 20
• Program Memory Size: 48KB (16K x 24)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.5 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Core Frequency: 40MHz
• Core Supply Voltage: 5.5V
• Embedded Interface Type: CAN, I2C, SPI, UART
• No. Of I/o's: 20
• Flash Memory Size: 48KB
• Supply Voltage Range: 2.5V To 5.5V
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: DSPIC30F401220ISP

FIGURE 24-14:
TABLE 24-30: QUADRATURE DECODER TIMING REQUIREMENTS
© 2010 Microchip Technology Inc.
AC CHARACTERISTICS
TQ30
TQ31
TQ35
TQ36
TQ40
TQ41
Note 1:
Param
No.
2:
T
T
T
T
T
T
Symbol
Internal
QU
QU
QU
QU
QUF
QUF
These parameters are characterized but not tested in manufacturing.
N = Index Channel Digital Filter Clock Divide Select bits. Refer to Section 16. “Quadrature Encoder
Interface (QEI)” in the “dsPIC30F Family Reference Manual” (DS70046).
(input)
(input)
L
H
IN
P
QEA
QEB
QEB
L
H
Quadrature Input Low Time
Quadrature Input High Time
Quadrature Input Period
Quadrature Phase Period
Filter Time to Recognize Low,
with Digital Filter
Filter Time to Recognize High,
with Digital Filter
QEA/QEB INPUT CHARACTERISTICS
Characteristic
TQ36
(1)
TQ31
TQ41
Standard Operating Conditions: 2.5V to 5.5V
(unless otherwise stated)
Operating temperature
TQ31
3 * N * T
3 * N * T
TQ35
12 T
Typ
6 T
6 T
3 T
CY
CY
CY
(2)
CY
CY
CY
TQ35
TQ30
dsPIC30F4011/4012
Max
—
—
—
—
—
—
TQ40
TQ30
-40°C ≤ T
-40°C ≤ T
Units
ns
ns
ns
ns
ns
ns
A
A
N = 1, 2, 4, 16, 32, 64, 128
and 256 (Note 2)
N = 1, 2, 4, 16, 32, 64, 128
and 256 (Note 2)
≤ +85°C for Industrial
≤ +125°C for Extended
Conditions
DS70135G-page 201