PIC16F74-I/P Microchip Technology, PIC16F74-I/P Datasheet - Page 606

• Manufacturer Part Number: PIC16F74-I/P
• Description: IC MCU FLASH 4KX14 A/D 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F74-I/P

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Number Of I /o: 33
• Program Memory Type: FLASH
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Controller Family/series: PIC16F
• No. Of I/o's: 33
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Package: 40PDIP
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 33
• Interface Type: I2C/SPI/USART
• On-chip Adc: 8-chx8-bit
• Number Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Ram Size: 192 B
• Maximum Clock Frequency: 20 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: ICE2000, DM163022
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 444-1001 - DEMO BOARD FOR PICMICRO MCU
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

PICmicro MID-RANGE MCU FAMILY
30.24
DS31030A-page 30-36
Param
Note 1: When A/D is off, it will not consume any current other than minor leakage current. The power-down current
A20A
A01
A02
A03
A04
A05
A06
A10
A20
A21
A22
A25
A30
A40
A50
No.
† Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance only and are not
tested.
Symbol Characteristic
spec includes any such leakage from the A/D module.
V
V
V
E
E
V
V
Z
I
E
E
REF
REFH
N
E
REFL
I
REF
Example 10-bit A/D Timing Waveforms and Requirements
ABS
OFF
—
REF
AD
AIN
AIN
DL
FS
IL
R
current is from RG0 and RG1 pins or AV
Resolution
Absolute error
Integral linearity error
Differential linearity error
Full scale error
Offset error
Monotonicity
Reference voltage
(V
Reference voltage High
Reference voltage Low
Analog input voltage
Recommended impedance of
analog voltage source
A/D conversion
current (V
V
REF
REFH
Table 30-32:
input current (Note 2)
- V
DD
REFL
)
PIC16LCXXX
)
PIC16CXXX
Example 10-bit A/D Converter Characteristics
AV
AV
SS
SS
AV
Min
0V
3V
10
—
—
—
—
—
—
—
—
—
—
—
- 0.3V
- 0.3V
SS
DD
and AV
guaran-
Typ†
teed
180
—
—
—
—
—
—
—
—
—
90
—
—
—
—
—
SS
pins, whichever is selected as reference input.
V
REF
AV
AV
1000
Max
10.0
0.3V
< 1
< 1
< 1
< 1
< 1
10
10
—
—
—
—
—
DD
+ 0.3V
DD
+
Units
LSb V
LSb V
LSb V
LSb V
LSb V
k
bit
—
V
V
V
V
V
A
A
A
A
1997 Microchip Technology Inc.
V
V
V
V
V
For no latch-up
For 10-bit resolution
Average current con-
sumption when
A/D is on. (Note 1)
During V
Based on differential of
V
C
A/D Converter”
During A/D conversion
cycle
V
V
V
REF
REF
SS
REF
SS
REF
REF
REF
SS
SS
HOLD
HOLD
SS
SS
SS
= V
= V
= V
= V
= V
= V
V
V
V
V
Conditions
V
V
V
to V
see the
AIN
AIN
AIN
AIN
AIN
AIN
AIN
AIN
DD
DD
DD
DD
DD
DD
AIN
= 5.12V,
= 5.12V,
= 5.12V,
= 5.12V,
= 5.12V,
= 5.12V,
acquisition.
V
V
V
V
V
V
V
. To charge
REF
REF
REF
REF
“10-bit
REF
REF
REF
section.