PIC16F874-04/PT Microchip Technology, PIC16F874-04/PT Datasheet - Page 607
![IC MCU FLASH 4KX14 EE 44TQFP](/photos/6/82/68251/c04-076_pt_sml.jpg)
PIC16F874-04/PT
Manufacturer Part Number
PIC16F874-04/PT
Description
IC MCU FLASH 4KX14 EE 44TQFP
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F688T-ISL.pdf
(688 pages)
3.PIC16F873-04SO.pdf
(218 pages)
4.PIC16F873-04SO.pdf
(5 pages)
5.PIC16F873-04SO.pdf
(5 pages)
Specifications of PIC16F874-04/PT
Core Size
8-Bit
Program Memory Size
7KB (4K x 14)
Oscillator Type
External
Core Processor
PIC
Speed
4MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
33
Program Memory Type
FLASH
Eeprom Size
128 x 8
Ram Size
192 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x10b
Operating Temperature
0°C ~ 70°C
Package / Case
44-TQFP, 44-VQFP
Controller Family/series
PIC16F
No. Of I/o's
33
Eeprom Memory Size
128Byte
Ram Memory Size
192Byte
Cpu Speed
4MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F874-04/PT
Manufacturer:
MICROCHIP
Quantity:
4 500
Company:
Part Number:
PIC16F874-04/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
- PIC16F616T-ISL PDF datasheet
- PIC16F688T-ISL PDF datasheet #2
- PIC16F873-04SO PDF datasheet #3
- PIC16F873-04SO PDF datasheet #4
- PIC16F873-04SO PDF datasheet #5
- Current page: 607 of 688
- Download datasheet (3Mb)
Figure 30-20:
Table 30-33:
Note 1: ADRES register may be read on the following T
Param
1997 Microchip Technology Inc.
No.
130
131
132
136
135
Note 1: If the A/D clock source is selected as RC, a time of T
† Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance only and are not
§ This specification ensured by design.
2: See the
3: The time for the holding capacitor to acquire the “New” input voltage when the voltage changes full scale
4: On the next Q4 cycle of the device clock
A/D DATA
SAMPLE
tested.
A/D CLK
ADRES
Symbol Characteristic
1 LSb.
after the conversion (AV
50 .
BSF ADCON0, GO
2: This is a minimal RC delay (typically 100 nS), which also disconnects the holding capacitor from the
T
T
T
T
ADIF
T
SWC
CNV
ACQ
AMP
GO
AD
Q4
This allows the SLEEP instruction to be executed.
analog input.
Example 10-bit A/D Conversion Requirements
“10-bit A/D Converter”
Example 10-bit A/D Conversion Timing Waveforms
A/D clock period
Conversion time
(not including acquisition time)
(Note 1)
Acquisition time (Note 3)
Amplifier settling time (Note 2)
Switching Time from
convert
132
Section 30. Electrical Specifications
sample
Note 2
DD
9
to AV
PIC16CXXX
PIC16LCXXX
PIC16CXXX
PIC16LCXXX
section for minimum conditions when input voltage has changed more than
SS
8
, or AV
OLD_DATA
7
SS
to AV
. . .
SAMPLING STOPPED
11 §
Min
1.6
3.0
2.0
3.0
15
10
CY
—
1
cycle.
DD
. . .
). The source impedance ( R
131
130
Typ†
4.0
6.0
—
—
—
—
—
—
—
CY
is added before the A/D clock starts.
2
Note 4
Max
12 §
6.0
9.0
—
—
—
—
—
1
Units
T
AD
s
s
s
s
s
s
s
0
T
T
A/D RC Mode
A/D RC Mode
-40 C
This may be used if the “new”
input voltage has not changed
by more than 1LSb (i.e. 5 mV @
5.12V) from the last sampled
voltage (as stated on C
OSC
OSC
0 C
S
) on the input channels is
based, V
based, V
NEW_DATA
Temp
Temp
DONE
Conditions
DS31030A-page 30-37
T
REF
REF
CY
125 C
125 C
full range
HOLD
3.0V
).
30
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