PIC18F2331-E/SP Microchip Technology, PIC18F2331-E/SP Datasheet - Page 131

• Manufacturer Part Number: PIC18F2331-E/SP
• Description: IC MCU FLASH 4KX16 28-DIP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2331-E/SP

• Core Size: 8-Bit
• Program Memory Size: 8KB (4K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, Power Control PWM, QEI, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Controller Family/series: PIC18
• No. Of I/o's: 24
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 768Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: I3-DB18F4431 - BOARD DAUGHTER ICEPIC3AC164035 - MODULE SKT FOR 18F2X31 28SOICDVA18XP280 - DEVICE ADAPTER 18F2220 PDIP 28LD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE 10-26:
FIGURE 10-27:
© 2007 Microchip Technology Inc.
Note 1: The SDO output is multiplexed by the SSPMX bit in the Configuration register.
Note 1: T0CKI/T5CKI are multiplexed by the SSPMX bit in the Configuration register.
PORT/SPI Mode & SSPMX Select
SDO Data Out
Data Bus
WR LATD
or PORTD
WR TRISD
RD PORTD
Data Bus
WR LATD
or PORTD
WR TRISD
RD PORTD
T0CKI/T5CKI Input
BLOCK DIAGRAM OF RD1
BLOCK DIAGRAM OF RD0
D
D
TRIS Latch
Data Latch
RD TRISD
D
D
TRIS Latch
CK
CK
Data Latch
RD LATD
RD TRISD
RD LATD
CK
CK
Q
Q
Q
Q
Q
Q
Q
Q
PIC18F2331/2431/4331/4431
Preliminary
0
1
Q
Q
EN
EN
D
D
N
V
P
V
N
V
P
V
DD
SS
DD
SS
Schmitt
Trigger
Schmitt
Trigger
SSPMX
RD0 Pin
RD1 Pin
(1)
DS39616C-page 129