PIC16F631-I/P Microchip Technology Inc., PIC16F631-I/P Datasheet - Page 119

• Manufacturer Part Number: PIC16F631-I/P
• Description: MCU, 8-Bit, 1KW Flash, 64 RAM, 18 I/O, PDIP-20
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F631-I/P

• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 128 Bytes
• Input Output: 18
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 20-pin PDIP
• Programmable Memory: 1.75K Bytes
• Ram Size: 64 Bytes
• Speed: 20 MHz
• Timers: 1-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 9-4:
FIGURE 9-5:
© 2007 Microchip Technology Inc.
Legend: C
V
I
R
SS
C
LEAKAGE
T
PIN
IC
HOLD
V
SS
VA
ANALOG INPUT MODEL
ADC TRANSFER FUNCTION
/V
= Input Capacitance
= Threshold Voltage
= Leakage current at the pin due to
= Interconnect Resistance
= Sampling Switch
= Sample/Hold Capacitance
Rs
REF
various junctions
3FDh
3FCh
3FEh
3FBh
3FFh
004h
003h
002h
001h
000h
-
ANx
C
5 pF
PIN
PIC16F631/677/685/687/689/690
1 LSB ideal
Zero-Scale
Transition
V
Full-Scale Range
DD
V
V
T
T
= 0.6V
= 0.6V
I
± 500 nA
R
LEAKAGE
IC
≤ 1k
V
DD
/V
V
REF
SS Rss
Sampling
Switch
DD
+
6V
5V
4V
3V
2V
Full-Scale
Transition
1 LSB ideal
Analog Input Voltage
Sampling Switch
5 6 7 8 9 10 11
C
V
(kΩ)
HOLD
SS
R
/V
SS
REF
= 10 pF
-
DS41262D-page 117