PIC16F737-I/SP Microchip Technology Inc., PIC16F737-I/SP Datasheet - Page 62

• Manufacturer Part Number: PIC16F737-I/SP
• Description: 28 PIN, 7 KB FLASH, 368 RAM, 25 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F737-I/SP

• A/d Inputs: 5-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 25
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 7K Bytes
• Ram Size: 192 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F7X7
FIGURE 5-12:
DS30498C-page 60
Data Bus
WR PORTB
WR TRISB
Note 1: To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit.
To A/D channel input
Set RBIF
From other
RB7:RB4 pins
BLOCK DIAGRAM OF RB4/AN11 PIN
RD PORTB
TRIS Latch
RD TRISB
Data Latch
D
D
CK
CK
Q
Q
Analog
Input Mode
Analog
Input Mode
RBPU
(1)
Input Mode
Input Buffer
Analog
Q
Q
TTL
Latch
V
P
V
N
DD
SS
EN
EN
D
D
 2004 Microchip Technology Inc.
V
P
DD
Weak
Pull-up
RD PORTB
I/O pin
Q1
Q3