PIC16C715-04/P Microchip Technology Inc., PIC16C715-04/P Datasheet - Page 60

• Manufacturer Part Number: PIC16C715-04/P
• Description: 18 PIN, 3.5 KB OTP, 128 RAM, 13 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16C715-04/P

• A/d Inputs: 4-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 13
• Memory Type: OTP
• Number Of Bits: 8
• Package Type: 18-pin PDIP
• Programmable Memory: 3.5K Bytes
• Ram Size: 128 Bytes
• Speed: 4 MHz
• Timers: 1-8-bit
• Voltage, Range: 2.5-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16C71X
FIGURE 8-14: EXTERNAL POWER-ON
DS30272A-page 60
Note 1: External Power-on Reset circuit is
2: R < 40 k is recommended to make sure
3: R1 = 100 to 1 k will limit any current
required only if V
slow. The diode D helps discharge the
capacitor quickly when V
that voltage drop across R does not violate
the device’s electrical specification.
flowing into MCLR from external capacitor
C in the event of MCLR/V
down due to Electrostatic Discharge
(ESD) or Electrical Overstress (EOS).
D
V
DD
RESET CIRCUIT (FOR SLOW
V
R
DD
C
POWER-UP)
R1
DD
power-up slope is too
PIC16CXX
MCLR
DD
PP
powers down.
pin break-
FIGURE 8-15: EXTERNAL BROWN-OUT
FIGURE 8-16: EXTERNAL BROWN-OUT
Note 1: This circuit will activate reset when V
Note 1: This brown-out circuit is less expensive,
V
V
2: Internal brown-out detection on the
3: Resistors should be adjusted for the char-
DD
DD
2: Internal brown-out detection on the
3: Resistors should be adjusted for the
goes below (Vz + 0.7V) where Vz = Zener
voltage.
PIC16C710/711/715 should be disabled
when using this circuit.
acteristics of the transistor.
R1
R2
33k
albeit less accurate. Transistor Q1 turns
off when V
such that:
PIC16C710/711/715 should be disabled
when using this circuit.
characteristics of the transistor.
V
DD
PROTECTION CIRCUIT 1
PROTECTION CIRCUIT 2
•
10k
DD
R1 + R2
is below a certain level
R1
1997 Microchip Technology Inc.
Q1
40k
40k
= 0.7V
MCLR
V
PIC16CXX
MCLR
V
PIC16CXX
DD
DD
DD