PIC16F88-I/SO Microchip Technology Inc., PIC16F88-I/SO Datasheet - Page 62

• Manufacturer Part Number: PIC16F88-I/SO
• Description: 18 PIN, 7 KB FLASH, 368 RAM, 16 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F88-I/SO

• A/d Inputs: 7-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 16
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 18-pin SOIC
• Programmable Memory: 7K Bytes
• Ram Size: 368 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

PIC16F87/88
FIGURE 5-9:
DS30487C-page 60
SDA Drive
TRISB
WR
Note 1:
BLOCK DIAGRAM OF RB1/SDI/SDA PIN
RBPU
Data Bus
SDA
I
Port/SSPEN Select
SDA Output
PORTB
SDI
WR
2
C™ Mode
(3)
(2)
2:
3:
RD PORTB
I/O pins have diode protection to V
To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit.
The SDA Schmitt conforms to the I
Data Latch
TRIS Latch
D
D
CK
CK
Schmitt Trigger
Buffer
RD TRISB
Q
Q
Q
1
0
DD
2
C specification.
and V
SS
.
Q
EN
RD PORTB
D
TTL
Input
Buffer
V
P
N
V
DD
SS
V
P
 2005 Microchip Technology Inc.
DD
Weak
Pull-up
I/O pin
(1)