PIC16C774-E/L Microchip Technology, PIC16C774-E/L Datasheet - Page 166

• Manufacturer Part Number: PIC16C774-E/L
• Description: IC MCU OTP 4KX14 A/D PWM 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C774-E/L

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: OTP
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 10x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-PLCC
• For Use With: DVA16XL441 - ADAPTER DEVICE ICE 44PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: PIC16C774E/L

PIC16C77X
FIGURE 15-9: A/D CONVERSION TIMING (NORMAL MODE)
TABLE 15-10
DS30275A-page 166
Note 1: ADRES register may be read on the following T
Parameter
*
†
130*
130*
131*
132*
134*
No.
Note 1:
2: See
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.
A/D DATA
SAMPLE
A/D CLK
ADRES
BSF ADCON0, GO
ADIF
Section 11.6
GO
If the A/D clock source is selected as RC, a time of T
SLEEP instruction to be executed.
T
T
Sym
T
T
Q4
T
ACQ
CNV
AD
AD
GO
134
A/D CONVERSION REQUIREMENTS
132
Characteristic
A/D clock period
A/D Internal RC
oscillator period
Conversion time (not
including
acquisition time)
(Note 1)
Acquisition Time
Q4 to A/D clock start
for minimum conditions.
9
Note 2
Advance Information
Min
1.6
3.0
3.0
2.0
—
5*
—
OLD_DATA
CY
8
cycle.
SAMPLING STOPPED
T
131
13T
7
Typ†
OSC
11.5
6.0
4.0
—
—
—
AD
CY
/2
6
is added before the A/D clock starts. This allows the
130
3
Max
9.0
6.0
—
—
—
—
—
—
2
Units
T
—
AD
s
s
s
s
s
s
1
Tosc based, V
Tosc based, V
Set GO bit to new data in A/D result
register
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.
ADCS1:ADCS0 = 11 (RC mode)
1999 Microchip Technology Inc.
1/2 Tcy
0
At V
At V
Conditions
NEW_DATA
REF
REF
DONE
DD
DD
CY
full range
= 2.5V
= 5.0V
2.5V
is added
HOLD
).