PIC16C771-I/SS Microchip Technology, PIC16C771-I/SS Datasheet - Page 39

• Manufacturer Part Number: PIC16C771-I/SS
• Description: IC MCU OTP 4KX14 A/D PWM 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C771-I/SS

• 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
• Number Of I /o: 15
• Program Memory Type: OTP
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 6x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SSOP
• Controller Family/series: PIC16C
• No. Of I/o's: 16
• Ram Memory Size: 256Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOP309-1014 - ADAPTER 20-SSOP TO 20-DIP
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: PIC16C771I/SS

FIGURE 3-9:
2002 Microchip Technology Inc.
Note: The TMR1 oscillator enable (T1OSCEN = 1) overrides the RB6 I/O port and P1C functions.
TMR1 Clock
Serial programming clock
From RB7
Data Bus
WR
WPUB
WR PORTB
WR TRISB
RD TRISB
T1OSCEN
WR
IOCB
BLOCK DIAGRAM OF RB6/T1OSO/T1CKI/P1C
Set RBIF
RD PORTB
IOCB Reg
D
CK
From
RB<7:0> pins
TRIS Latch
Data Latch
WPUB Reg
D
D
CK
CK
D
CK
Q
Q
Trigger
Schmitt
Q
Q
Q
Q
Q
Q
CMOS
RBPU
PIC16C717/770/771
TMR1 Oscillator
Q
Q
V
V
P
N
SS
DD
EN
EN
D
D
TTL
Input
Buffer
V
P
DD
RD Port
weak pull-up
Q3
Q1
V
DS41120B-page 37
DD