PIC16F914-I/PT Microchip Technology, PIC16F914-I/PT Datasheet - Page 248

• Manufacturer Part Number: PIC16F914-I/PT
• Description: IC PIC MCU FLASH 4KX14 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F914-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 44-TQFP, 44-VQFP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 35
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SSP/I2C/AUSART/SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 35
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DV164120, DM163029
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44PT3 - SOCKET TRAN ICE 44MQFP/TQFPAC164305 - MODULE SKT FOR PM3 44TQFP444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F91X
FIGURE 19-17:
TABLE 19-16: PIC16F91X A/D CONVERSION REQUIREMENTS
DS41250B-page 246
Standard Operating Conditions (unless otherwise stated)
Operating Temperature
130
130
131
132
134
Note 1:
Param
No.
BSF ADCON0, GO
2:
Note 1: If the A/D clock source is selected as RC, a time of T
A/D Data
A/D CLK
*
† Data in ‘Typ’ column is at 5.0V, 25 C unless otherwise stated. These parameters are for design guidance
ADRES
Sample
T
T
T
T
T
Sym
ADIF
AD
CNV
ACQ
AD
GO
These parameters are characterized but not tested.
only and are not tested.
ADRESH and ADRESL registers may be read on the following T
See Table 12-1 for minimum conditions.
GO
Q4
SLEEP instruction to be executed.
134
A/D Clock Period
A/D Internal RC
Oscillator Period
Conversion Time
(not including
Acquisition Time)
Acquisition Time
Q4 to A/D Clock
Start
Characteristic
132
PIC16F91X A/D CONVERSION TIMING (NORMAL MODE)
-40°C
(T
(2)
(1)
T
OSC
A
/2)
+125°C
(1)
Min
3.0*
3.0*
2.0*
1.6
—
5*
—
9
Advance Information
OLD_DATA
8
T
Typ†
OSC
11.5
6.0
4.0
—
—
11
—
Sampling Stopped
131
/2
7
6
CY
Max
9.0*
6.0*
—
—
—
—
—
—
130
is added before the A/D clock starts. This allows the
3
Units
T
—
AD
CY
s
s
s
s
s
s
2
cycle.
T
T
ADCS<1:0> = 11 (RC mode)
At V
At V
Set GO/DONE 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 1 LSb (i.e., 4.1 mV @
4.096V) from the last sampled
voltage (as stored on C
If the A/D clock source is selected as
RC, a time of T
the A/D clock starts. This allows the
SLEEP instruction to be executed.
OSC
OSC
DD
DD
1
-based, V
-based, V
 2004 Microchip Technology Inc.
= 2.5V
= 5.0V
0
Conditions
REF
REF
CY
NEW_DATA
is added before
DONE
full range
1 T
3.0V
CY
1 T
HOLD
CY
).