PIC16C74A-20/P Microchip Technology, PIC16C74A-20/P Datasheet - Page 210

• Manufacturer Part Number: PIC16C74A-20/P
• Description: IC MCU OTP 4KX14 A/D PWM 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C74A-20/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: 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)
• Controller Family/series: PIC16C
• 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
• Core: PIC
• Processor Series: PIC16C
• Maximum Clock Frequency: 20 MHz
• Data Ram Size: 192 B
• Data Rom Size: 192 B
• Mounting Style: Through Hole
• A/d Bit Size: 8 bit
• A/d Channels Available: 8
• Height: 3.81 mm
• Length: 52.26 mm
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Supply Voltage (max): 6 V
• Supply Voltage (min): 4 V
• Width: 13.84 mm
• 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

PIC16C7X
FIGURE 19-6: TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
TABLE 19-5:
DS30390E-page 210
Applicable Devices 72 73 73A 74 74A 76 77
Param
*
†
No.
40*
41*
42*
45*
46*
47*
48
RC0/T1OSO/T1CKI
These parameters are characterized but not tested.
Data in "Typ" column is at 5V, 25˚C unless otherwise stated. These parameters are for design guidance only and are not
tested.
TCKEZtmr1 Delay from external clock edge to timer increment
Note: Refer to Figure 19-1 for load conditions.
Sym
Tt0H
Tt0P
Tt1H
Tt1P
Tt0L
Tt1L
Ft1
RA4/T0CKI
TMR0 or
TMR1
TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
Characteristic
T0CKI High Pulse Width
T0CKI Low Pulse Width
T0CKI Period
T1CKI High Time
T1CKI Low Time
T1CKI input period Synchronous
Timer1 oscillator input frequency range
(oscillator enabled by setting bit T1OSCEN)
Synchronous, Prescaler = 1
Synchronous,
Prescaler =
2,4,8
Asynchronous PIC16C7X
Synchronous, Prescaler = 1
Synchronous,
Prescaler =
2,4,8
Asynchronous PIC16C7X
Asynchronous PIC16C7X
No Prescaler
With Prescaler
No Prescaler
With Prescaler
No Prescaler
With Prescaler
PIC16C7X
PIC16LC7X
PIC16LC7X
PIC16C7X
PIC16LC7X
PIC16LC7X
PIC16C7X
PIC16LC7X
PIC16LC7X
40
45
42
47
Greater of:
20 or T
Greater of:
Greater of:
30
50
0.5T
0.5T
0.5T
0.5T
T
OR
OR
CY
CY
2Tosc
Min
100
DC
CY
CY
CY
CY
41
10
10
15
25
30
50
15
25
30
50
T
T
60
46
N
+ 40
+ 40
CY
CY
+ 20
+ 20
+ 20
+ 20
N
N
+ 40
+ 40
Typ†
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
7Tosc
1997 Microchip Technology Inc.
Max
200
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
48
Units Conditions
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
—
Must also meet
parameter 42
Must also meet
parameter 42
N = prescale value
(2, 4, ..., 256)
Must also meet
parameter 47
Must also meet
parameter 47
N = prescale value
(1, 2, 4, 8)
N = prescale value
(1, 2, 4, 8)