PIC16C74A-20I/L Microchip Technology, PIC16C74A-20I/L Datasheet - Page 191

• Manufacturer Part Number: PIC16C74A-20I/L
• Description: IC MCU OTP 4KX14 A/D PWM 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C74A-20I/L

• 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: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Controller Family/series: PIC16C
• No. Of I/o's: 33
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Processor Series: PIC16C
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 192 B
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: ICE2000, DM163022
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164309 - MODULE SKT FOR PM3 44PLCC444-1001 - DEMO BOARD FOR PICMICRO MCUDVA16XL441 - ADAPTER DEVICE ICE 44PLCC309-1040 - ADAPTER 44-PLCC ZIF TO 40-DIP309-1039 - ADAPTER 44-PLCC TO 40-DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

FIGURE 18-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TABLE 18-4:
Parameter
1997 Microchip Technology Inc.
*
†
Watchdog
I/O Pins
No.
31*
33*
Time-out
Time-out
30
32
34
Internal
Internal
RESET
RESET
MCLR
PWRT
Timer
POR
OSC
Note: Refer to Figure 18-1 for load conditions.
V
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.
DD
TmcL
Tpwrt
Sym
Twdt
Tost
T
IOZ
TIMER TIMING
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER REQUIREMENTS
Characteristic
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(No Prescaler)
Oscillation Start-up Timer Period
Power up Timer Period
I/O Hi-impedance from MCLR Low
or Watchdog Timer Reset
33
32
Min
100
—
28
—
7
Applicable Devices 72 73 73A 74 74A 76 77
34
1024T
Typ†
30
18
72
—
—
OSC
Max
132
100
—
33
—
Units
ms
ms
31
ns
—
ns
V
V
T
V
PIC16C7X
OSC
DD
DD
DD
= 5V, -40˚C to +85˚C
= 5V, -40˚C to +85˚C
= 5V, -40˚C to +85˚C
= OSC1 period
Conditions
DS30390E-page 191
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