PIC16C74-04/P Microchip Technology, PIC16C74-04/P Datasheet - Page 248

• Manufacturer Part Number: PIC16C74-04/P
• Description: MICRO CTRL 4K 4MHZ OTP 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C74-04/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: OTP
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Eeprom Size: -

PIC16C7X
FIGURE 21-22: TYPICAL XTAL STARTUP
FIGURE 21-23: TYPICAL XTAL STARTUP
DS30390E-page 248
Applicable Devices 72 73 73A 74 74A 76 77
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
2.5
7
6
5
4
3
2
1
4.0
3.0
200 kHz, 15 pF/15 pF
TIME vs. V
TIME vs. V
8 MHz, 33 pF/33 pF
4.5
3.5
32 kHz, 33 pF/33 pF
V
V
4.0
DD
DD
(Volts)
5.0
(Volts)
DD
DD
4.5
20 MHz, 33 pF/33 pF
(HS MODE, 25 C)
20 MHz, 15 pF/15 pF
8 MHz, 15 pF/15 pF
(LP MODE, 25 C)
5.0
5.5
5.5
6.0
6.0
FIGURE 21-24: TYPICAL XTAL STARTUP
TABLE 21-2:
Osc Type
Crystals
200 kHz
20 MHz
32 kHz
1 MHz
4 MHz
8 MHz
Used
70
60
50
40
30
20
10
XT
HS
0
LP
2.5
3.0
Epson C-001R32.768K-A
STD XTL 200.000KHz
ECS ECS-10-13-1
ECS ECS-40-20-1
EPSON CA-301 8.000M-C
EPSON CA-301 20.000M-C
200 kHz
200 kHz
Crystal
20 MHz
32 kHz
1 MHz
4 MHz
8 MHz
4 MHz
Freq
TIME vs. V
CAPACITOR SELECTION
FOR CRYSTAL
OSCILLATORS
3.5
V
4.0
1997 Microchip Technology Inc.
DD
Cap. Range
(Volts)
47-68 pF
15-33 pF
15-33 pF
33 pF
15 pF
15 pF
15 pF
15 pF
DD
4.5
C1
(XT MODE, 25 C)
200 kHz, 68 pF/68 pF
200 kHz, 47 pF/47 pF
1 MHz, 15 pF/15 pF
4 MHz, 15 pF/15 pF
5.0
Cap. Range
47-68 pF
15-33 pF
15-33 pF
5.5
20 PPM
20 PPM
50 PPM
50 PPM
30 PPM
30 PPM
33 pF
15 pF
15 pF
15 pF
15 pF
C2
6.0