PIC16F1939-I/P Microchip Technology Inc., PIC16F1939-I/P Datasheet - Page 465

• Manufacturer Part Number: PIC16F1939-I/P
• Description: 28KB Flash, 1KB RAM, 256B EEPROM, LCD, 1.8-5.5V
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F1939-I/P

• A/d Inputs: 14-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 8 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/UART/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 28K Bytes
• Ram Size: 1K Bytes
• Speed: 32 MHz
• Temperature Range: –40 to 125 °C
• Timers: 4-8-bit, 1-16-bit
• Voltage, Range: 1.8-5.5 V

TABLE 31-8:
TABLE 31-9:
 2009 Microchip Technology Inc.
Standard Operating Conditions (unless otherwise stated)
Operating temperature
AD01
AD02
AD03
AD04
AD05
AD06
AD07
AD08
Note 1: Total Absolute Error includes integral, differential, offset and gain errors.
Standard Operating Conditions (unless otherwise stated)
Operating temperature
AD130* T
AD131
AD132* T
Note 1: The ADRES register may be read on the following T
Param
Param
No.
No.
*
†
2: The A/D conversion result never decreases with an increase in the input voltage and has no missing codes.
3: ADC V
4: When ADC is off, it will not consume any current other than leakage current. The power-down current specification
*
†
N
E
E
E
E
V
V
Z
Sym.
T
REF
AIN
AIN
R
IL
DL
OFF
GN
These parameters are characterized but not tested.
Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not
tested.
includes any such leakage from the ADC module.
These parameters are characterized but not tested.
Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not
tested.
Sym.
AD
CNV
ACQ
Resolution
Integral Error
Differential Error
Offset Error
Gain Error
Reference Voltage
Full-Scale Range
Recommended Impedance of
Analog Voltage Source
REF
A/D Clock Period
A/D Internal RC Oscillator
Period
Conversion Time (not including
Acquisition Time)
Acquisition Time
PIC16F/LF1938/39 A/D CONVERTER (ADC) CHARACTERISTICS:
PIC16F/LF1938/39 A/D CONVERSION REQUIREMENTS
is from external V
Characteristic
-40°C  T
-40°C  T
Characteristic
(3)
(1)
A
A
 +125°C
 +125°C
REF
, V
DD
pin or FV
Min.
Min.
V
1.8
1.0
1.0
—
—
—
—
—
—
—
—
SS
Preliminary
REF
Typ†
, whichever is selected as reference input.
—
—
—
—
—
—
—
—
CY
Typ†
1.6
5.0
—
11
cycle.
Max.
V
±1.7
±2.5
±2.0
V
10
±1
50
REF
DD
PIC16F193X/LF193X
Max.
9.0
6.0
—
—
Units
LSb V
LSb No missing codes
LSb V
LSb V
k
bit
V
V
Units
T
V
= (V
Can go higher if external 0.01
present on input pin.
s
s
s
AD
REF
REF
REF
REF
REF
= 3.0V
= 3.0V
= 3.0V
= 3.0V
T
ADCS<1:0> = 11 (ADRC mode)
Set GO/DONE bit to conversion
complete
OSC
+ minus V
-based
REF
Conditions
Conditions
-)
DS41364D-page 465

F capacitor is