PIC12F629T-I/MD Microchip Technology, PIC12F629T-I/MD Datasheet - Page 47
![no-image](/images/manufacturer_photos/0/4/439/microchip_technology_sml.jpg)
PIC12F629T-I/MD
Manufacturer Part Number
PIC12F629T-I/MD
Description
1.75KB Flash, 64 RAM, 6 I/O 8 DFN 4x4mm T/R
Manufacturer
Microchip Technology
Series
PIC® 12Fr
Datasheets
1.PIC12F629T-ISN.pdf
(136 pages)
2.PIC12F629T-ISN.pdf
(8 pages)
3.PIC12F629T-ISN.pdf
(24 pages)
Specifications of PIC12F629T-I/MD
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Peripherals
POR, WDT
Number Of I /o
5
Program Memory Size
1.75KB (1K x 14)
Program Memory Type
FLASH
Eeprom Size
128 x 8
Ram Size
64 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
8-DFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
AC164326 - MODULA SKT PM3 20QFN
Data Converters
-
Connectivity
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 47 of 136
- Download datasheet (2Mb)
7.2
For the A/D converter to meet its specified accuracy,
the charge holding capacitor (C
to fully charge to the input channel voltage level. The
analog input model is shown in Figure 7-3. The source
impedance (R
impedance directly affect the time required to charge
the capacitor C
impedance varies over the device voltage (V
Figure 7-3. The maximum recommended imped-
ance for analog sources is 10 k. As the impedance
EQUATION 7-1:
FIGURE 7-3:
2010 Microchip Technology Inc.
T
T
T
ACQ
ACQ
C
Note 1: The reference voltage (V
A/D Acquisition Requirements
2: The charge holding capacitor (C
3: The maximum recommended impedance for analog sources is 10 k. This is required to meet the pin
=
=
=
=
=
=
=
=
leakage specification.
Amplifier Settling Time +
Hold Capacitor Charging Time +
Temperature Coefficient
T
2s + T
C
- 120pF (1k + 7k + 10k) In(0.0004885)
16.47s
2s + 16.47s + [(50°C -25C)(0.05s/C)
19.72s
S
AMP
HOLD
) and the internal sampling switch (R
Legend: C
HOLD
+ T
C
(R
VA
. The sampling switch (R
C
+ [(Temperature -25°C)(0.05s/°C)]
ACQUISITION TIME
ANALOG INPUT MODEL
IC
+ T
V
I
R
SS
C
R
+ R
LEAKAGE
T
PIN
IC
HOLD
S
COFF
SS
ANx
C
5 pF
+ R
HOLD
PIN
= input capacitance
= threshold voltage
= leakage current at the pin due to
= interconnect resistance
= sampling switch
= sample/hold capacitance (from DAC)
S
) In(1/2047)
various junctions
) must be allowed
REF
) has no effect on the equation, since it cancels itself out.
HOLD
V
DD
DD
), see
V
V
) is not discharged after each conversion.
T
T
SS
SS
= 0.6V
= 0.6V
)
)
I
± 500 nA
LEAKAGE
is decreased, the acquisition time may be decreased.
After the analog input channel is selected (changed),
this acquisition must be done before the conversion
can be started.
To
Equation 7-1 may be used. This equation assumes
that 1/2 LSb error is used (1024 steps for the A/D).
The 1/2 LSb error is the maximum error allowed for
the A/D to meet its specified resolution.
To calculate the minimum acquisition time, T
the PIC
R
IC
1K
calculate
®
Mid-Range Reference Manual (DS33023).
V
SS R
Sampling
Switch
DD
6V
5V
4V
3V
2V
PIC12F629/675
SS
the
Sampling Switch
5 6 7 8 9 10 11
V
minimum
SS
C
= DAC capacitance
= 120 pF
(k)
HOLD
acquisition
DS41190G-page 47
ACQ
time,
, see
Related parts for PIC12F629T-I/MD
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![PIC12F629](/images/manufacturer_photos/0/4/440/microchip_technology_inc__tmb.jpg)
Part Number:
Description:
Manufacturer:
Microchip Technology Inc.
Datasheet:
![PIC12F629-I/SN](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS FLSH-BASE 8BIT 8SOIC
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629-I/P](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS FLASH-BASE 8BIT 8DIP
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629-I/MF](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-DFN
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629-I/MD](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC PIC MCU FLASH 1KX14 8DFN
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629-E/SN](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-SOIC
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629-E/P](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-DIP
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629-E/MF](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-DFN
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629-E/MD](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
1.75KB Flash, 64 RAM, 6 I/O 8 DFN 4x4mm TUBE
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629T-I/SN](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-SOIC
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629T-E/MF](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-DFN
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629T-E/SN](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-SOIC
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F629T-I/MF](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC MCU CMOS 8BIT 1K FLASH 8-DFN
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F1840-I/P](/photos/16/3/160349/pdip8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 PDI
Manufacturer:
Microchip Technology
Datasheet:
![PIC12LF1840-I/MF](/photos/16/0/160077/dfn8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
Datasheet: