PIC16C771/JW Microchip Technology, PIC16C771/JW Datasheet - Page 171

• Manufacturer Part Number: PIC16C771/JW
• Description: IC MCU EPROM4KX14 A/D PWM 20CDIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C771/JW

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 15
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: EPROM, UV
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 6x12b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-CDIP (0.300", 7.62mm) Window
• For Use With: ISPICR1 - ADAPTER IN-CIRCUIT PROGRAMMINGDVA16XP200 - ADAPTER ICE 20DIP/SOIC/SSOPAC164028 - MODULE SKT PROMATEII 20SOIC/DIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: Q1066306

FIGURE 15-15:
TABLE 15-13: PIC16C770/771 AND PIC16LC770/771 A/D CONVERSION REQUIREMENT
130*
131*
132*
134*
Note 1: ADRES register may be read on the following T
Parameter
*
†
2002 Microchip Technology Inc.
Note 1:
No.
(3)
2: See Section 11.6 for minimum conditions.
3: These numbers multiplied by 8 if V
A/D DATA
SAMPLE
A/D CLK
BSF ADCON0, GO
These parameters are characterized but not tested.
Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance only and are not
tested.
ADRES
ADIF
GO
Q4
T
T
T
T
If the A/D RC clock source is selected, a time of T
instruction to be executed.
AD
CNV
ACQ
GO
Sym
134
(SLEEP MODE)
132
Characteristic
A/D Internal RC
oscillator period
Conversion time (not
including acquisition
time) (Note 1)
Acquisition Time
Q4 to A/D clock start
PIC16C770/771 AND PIC16LC770/771 A/D CONVERSION TIMING (SLEEP MODE)
RH
or V
(Note 2)
11
RL
Min
3.0
2.0
—
5*
—
OLD_DATA
is selected as A/D reference.
SAMPLING STOPPED
CY
10
cycle.
T
OSC
9
13T
CY
Typ†
11.5
131
6.0
4.0
/2 + T
—
is added before the A/D clock starts. This allows the SLEEP
AD
8
CY
130
PIC16C717/770/771
3
Max
9.0
6.0
—
—
—
—
2
Units
—
—
s
s
s
s
1
The minimum time is the amplifier
settling time. This may be used if
the “new” input voltage has not
changed by more than 1LSb (i.e.,
1mV @ 4.096V) from the last sam-
pled voltage (as stated on C
If the A/D clock source is selected
as RC, a time of T
before the A/D clock starts. This
allows the SLEEP instruction to be
executed.
ADCS<1:0> = 11 (RC mode)
0
NEW_DATA
At V
At V
DONE
Conditions
DS41120B-page 169
DD
DD
CY
= 3.0V
= 5.0V
is added
HOLD
).