PIC16F88-I/SO Microchip Technology Inc., PIC16F88-I/SO Datasheet - Page 55

• 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

FIGURE 5-2:
FIGURE 5-3:
 2005 Microchip Technology Inc.
Data
Bus
WR
PORTA
WR
TRISA
Data
Bus
WR
PORTA
WR
TRISA
RD PORTA
RD PORTA
To A/D Module Channel Input (PIC16F88 only)
TRIS Latch
To A/D Module V
D
D
Data Latch
D
D
TRIS Latch
Data Latch
CK
CK
CK
CK
To A/D Module Channel V
To A/D Module Channel Input (PIC16F88 only)
To Comparator
RD TRISA
RD TRISA
Q
Q
Q
Q
BLOCK DIAGRAM OF RA3/AN3/V
BLOCK DIAGRAM OF RA2/AN2/CV
Q
Q
Q
Q
REF
Comparator 1 Output
- (PIC16F88 only)
To Comparator
REF
+ Input (PIC16F88 only)
Comparator Mode = 110
CVROE
CV
REF
REF
REF
Input Mode
+/C1OUT PIN
/V
Analog
REF
Q
Q
- PIN
EN
EN
D
D
PIC16F87/88
Input Buffer
TTL
V
P
V
N
Input Mode
P
V
V
DD
SS
N
Input Buffer
DD
SS
Analog
V
TTL
DD
DS30487C-page 53
V
SS
V
DD
RA3 pin
RA2 pin