PIC16F74-I/P Microchip Technology, PIC16F74-I/P Datasheet - Page 590

• Manufacturer Part Number: PIC16F74-I/P
• Description: IC MCU FLASH 4KX14 A/D 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F74-I/P

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Number Of I /o: 33
• Program Memory Type: FLASH
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Controller Family/series: PIC16F
• No. Of I/o's: 33
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Package: 40PDIP
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 33
• Interface Type: I2C/SPI/USART
• On-chip Adc: 8-chx8-bit
• Number Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Ram Size: 192 B
• Maximum Clock Frequency: 20 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: ICE2000, DM163022
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 444-1001 - DEMO BOARD FOR PICMICRO MCU
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

Param
PICmicro MID-RANGE MCU FAMILY
30.16
DS31030A-page 30-20
No.
40
41
42
45
46
47
48
† Data in “Typ” column is at 5V, 25˚C unless otherwise stated. These parameters are for design guidance only and are not
tested.
Tt0H
Tt0L
Tt0P
Tt1H
Tt1L
Tt1P
Ft1
Tcke2tmr
I
Symbol
Example Timer0 and Timer1 Timing Waveforms and Requirements
T1OSO/T1CKI
Note: Refer to
T0CKI High Pulse Width
T0CKI Low Pulse Width
T0CKI Period
T1CKI
High
Time
T1CKI
Low Time
T1CKI
input
period
Timer1 oscillator input frequency range
(oscillator enabled by setting the T1OSCEN bit)
Delay from external clock edge to timer
increment
TMR0 or
TMR1
T0CKI
Figure 30-6:
Table 30-18:
Synchronous, no prescaler
Synchronous,
Asynchronous PIC16CXXX
Synchronous, no prescaler
Synchronous,
with prescaler
Asynchronous PIC16CXXX
Synchronous
Asynchronous
with prescaler
Figure 30-1
Characteristic
Example Timer0 and Timer1 External Clock Requirements
Example Timer0 and Timer1 External Clock Timings Waveforms
for load conditions.
No Prescaler
With Prescaler
No Prescaler
With Prescaler
PIC16CXXX
PIC16LCXXX
PIC16LCXXX
PIC16CXXX
PIC16LCXXX
PIC16LCXXX
40
45
42
47
20
20
20
G
G
0.5T
0.5T
0.5T
0.5T
Greater of:
REATER OF
REATER OF
S OR
S OR
2Tosc
S
2T
Min
CY
CY
CY
CY
DC
10
10
40
15
25
30
50
15
25
40
or 4T
41
46
CY
+ 20
+ 20
+ 20
+ 20
T
T
CY
CY
N
N
CY
:
:
+
+
Typ
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
†
7Tosc
1997 Microchip Technology Inc.
48
Max Units Conditions
200
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
—
N = prescale
value
(1, 2, 4,..., 256)
N = prescale
value
(1, 2, 4, 8)