PIC16LC774-I/PQ Microchip Technology, PIC16LC774-I/PQ Datasheet - Page 5

• Manufacturer Part Number: PIC16LC774-I/PQ
• Description: 44 PIN, 7KB OTP, 256 RAM, 33 I/O,
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16LC774-I/PQ

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: OTP
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.5 V ~ 5.5 V
• Data Converters: A/D 10x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-MQFP, 44-PQFP
• Processor Series: PIC16LC
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SPI, SSP, UART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 3 bit
• Operating Supply Voltage: 2.5 V to 5.5 V
• 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: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

1.0
This document contains device-specific information.
Additional information may be found in the PICmicro™
Mid-Range Reference Manual, (DS33023), which may
be obtained from your local Microchip Sales Represen-
tative or downloaded from the Microchip website. The
Reference Manual should be considered a comple-
mentary document to this data sheet, and is highly rec-
ommended reading for a better understanding of the
device architecture and operation of the peripheral
modules.
FIGURE 1-1:
1999 Microchip Technology Inc.
OSC1/CLKIN
OSC2/CLKOUT
Low-voltage
Detect
DEVICE OVERVIEW
Note 1: Higher order bits are from the STATUS register.
Program
Bus
PIC16C773 BLOCK DIAGRAM
Instruction reg
Generation
Instruction
Reference
Decode &
Precision
14
EPROM
Program
Control
Memory
Timing
4K x 14
CCP1,2
Timer0
12-bit
ADC
13
MCLR
Direct Addr
Start-up Timer
Program Counter
Brown-out
8 Level Stack
Watchdog
Power-up
Power-on
Oscillator
8
Reset
Reset
Timer
Timer
(13-bit)
Advance Information
Synchronous
V
Serial Port
AV
AV
DD
Timer1
DD
SS
, V
SS
7
RAM Addr
8
3
Data Bus
(1)
Addr MUX
Registers
W reg
256 x 8
ALU
There a two devices (PIC16C773 and PIC16C774)
covered by this datasheet. The PIC16C773 devices
come in 28-pin packages and the PIC16C774 devices
come in 40-pin packages. The 28-pin devices do not
have a Parallel Slave Port implemented.
The following two figures are device block diagrams
sorted by pin number; 28-pin for
for
in
RAM
File
STATUS reg
Table 1-1
FSR reg
Figure
USART
MUX
9
8
Timer2
Indirect
Addr
1-2. The 28-pin and 40-pin pinouts are listed
8
and
Table
PORTB
PORTC
PORTA
1-2, respectively.
PIC16C77X
Figure 1-1
RA0/AN0
RA1/AN1
RA2/AN2/V
RA3/AN3/V
RA4/T0CKI
RB0/INT
RB1/SS
RB2/AN8
RB3/AN9/LVDIN
RB7:RB4
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6/TX/CK
RC7/RX/DT
DS30275A-page 5
and 40-pin
REF
REF
-/VRL
+/VRH