PIC16F690-E/P Microchip Technology Inc., PIC16F690-E/P Datasheet - Page 256

• Manufacturer Part Number: PIC16F690-E/P
• Description: 20 PIN, 7 KB FLASH, 256 RAM, 18 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F690-E/P

• A/d Inputs: 12-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 7 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 18
• Interface: USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 20-pin PDIP
• Programmable Memory: 7K Bytes
• Ram Size: 256 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F631/677/685/687/689/690
FIGURE 17-19:
TABLE 17-17: A/D CONVERSION REQUIREMENTS (SLEEP MODE)
DS41262C-page 254
Standard Operating Conditions (unless otherwise stated)
Operating Temperature
130
131
132
134
Note 1:
Param
No.
Note 1: If the A/D clock source is selected as RC, a time of T
A/D Data
A/D CLK
2:
BSF ADCON0, GO
ADRES
Sample
*
† Data in “Typ” column is at 5.0V, 25 C unless otherwise stated. These parameters are for design guidance
ADIF
GO
These parameters are characterized but not tested.
only and are not tested.
ADRES register may be read on the following T
See Table 9-1 for minimum conditions.
T
T
T
T
Q4
CNV
ACQ
Sym
AD
GO
SLEEP instruction to be executed.
134
132
A/D Internal RC
Oscillator Period
Conversion Time
(not including
Acquisition Time)
Acquisition Time
Q4 to A/D Clock
Start
Characteristic
A/D CONVERSION TIMING (SLEEP MODE)
-40°C
(T
OSC
T
/2 + T
A
(1)
+125°C
CY
9
)
(1)
Min
3.0*
2.0*
—
(2)
5*
—
OLD_DATA
Sampling Stopped
8
Preliminary
T
OSC
Typ†
7
11.5
6.0
4.0
/2 + T
131
11
—
CY
cycle.
6
CY
CY
130
is added before the A/D clock starts. This allows the
Max
9.0*
6.0*
—
—
—
—
3
Units
2
T
—
AD
s
s
s
s
ADCS<1:0> = 11 (RC mode)
At V
At V
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
before the A/D clock starts. This
allows the SLEEP instruction to be
executed.
1
HOLD
© 2006 Microchip Technology Inc.
DD
DD
).
0
= 2.5V
= 5.0V
NEW_DATA
Conditions
1 T
DONE
CY
1 T
CY
CY
is added