PIC16F74-I/P Microchip Technology, PIC16F74-I/P Datasheet - Page 79

• 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

Table 4-1:
V
V
V
VLCDADJ
V
V
V
VREG
V
V
WR
Legend: TTL = TTL-compatible input
1997 Microchip Technology Inc.
LCD
LCD
LCD
REF
REF
REF
SS
DD
Pin Name
1
2
3
+
-
ST = Schmitt Trigger input with CMOS levels
SM = SMBus compatible input. An external resistor is required if this pin is used as an output
NPU = N-channel pull-up
No-P diode = No P-diode to V
I = input
P = Power
I/O Descriptions (Cont.’d)
Type
Pin
O
P
P
P
P
P
I
I
I
I
I
Analog
Analog
Analog
Analog
Buffer
Type
TTL
—
—
—
—
—
—
DD
Description
LCD Voltage
LCD Voltage
LCD Voltage
LCD Voltage Generation
Analog High Voltage Reference input.
DR reference voltage output on devices with comparators.
Analog High Voltage Reference input.
Usually multiplexed onto an analog pin.
Analog Low Voltage Reference input.
Usually multiplexed onto an analog pin.
This pin is an output to control the gate of an external N-FET
for voltage regulation.
Ground reference for logic and I/O pins.
Positive supply for logic and I/O pins.
Write control for parallel slave port (See CS and RD pins also).
Section 4. Architecture
CMOS = CMOS compatible input or output
PU = Weak internal pull-up
AN = Analog input or output
O = output
L = LCD Driver
DS31004A-page 4-11
4