PIC16F84A-20E/SO Microchip Technology, PIC16F84A-20E/SO Datasheet - Page 289

• Manufacturer Part Number: PIC16F84A-20E/SO
• Description: IC MCU CMOS 20MHZ 1K FLSH 18SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F84A-20E/SO

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: POR, WDT
• Number Of I /o: 13
• Program Memory Size: 1.75KB (1K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 68 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 18-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Connectivity: -

Figure 17-6:
1997 Microchip Technology Inc.
SCK
(CKP = 0
CKE = 1)
Write to
SSPBUF
SCK
(CKP = 0
CKE = 0)
SCK
(CKP = 1
CKE = 0)
SCK
(CKP = 1
CKE = 1)
SDO
(CKE = 0)
SDO
(CKE = 1)
SDI
(SMP = 0)
Input
Sample
(SMP = 0)
SDI
(SMP = 1)
Input
Sample
(SMP = 1)
SSPIF
SSPSR to
SSPBUF
SPI Mode Waveform (Master Mode)
bit7
bit7
bit7
bit7
bit6
bit6
bit5
bit5
Preliminary
bit4
bit4
bit3
bit3
Section 17. MSSP
bit2
bit2
bit1
bit1
bit0
bit0
bit0
bit0
DS31017A-page 17-13
Next Q4 cycle
after Q2
4 clock
modes
17