参数资料
型号: PIC16LC433E/P
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 4 MHz, RISC MICROCONTROLLER, PDIP18
封装: 0.300 INCH, PLASTIC, DIP-18
文件页数: 6/122页
文件大小: 1862K
代理商: PIC16LC433E/P
2001 Microchip Technology Inc.
Advance Information
DS41139A-page 101
PIC16C433
FIGURE 12-9: A/D CONVERSION TIMING
TABLE 12-12: A/D CONVERSION REQUIREMENTS
131
130
132
BSF ADCON0, GO
Q4
A/D CLK
A/D DATA
ADRES
ADIF
GO
SAMPLE
OLD_DATA
SAMPLING STOPPED
DONE
NEW_DATA
(TOSC/2)(1)
7
6
5
432
1
0
Note 1:
If the A/D clock source is selected as RC, a time of TCY is added before the A/D clock starts. This allows the SLEEP instruction to
be executed.
1 TCY
134
Param
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
130
TAD
A/D clock period
PIC16C433
1.6
——
sTOSC based, VREF ≥ 3.0V
PIC16LC433
2.0
——
sTOSC based, VREF full range
PIC16C433
2.0
4.0
6.0
s
A/D RC mode
PIC16C433
3.0
6.0
9.0
s
A/D RC mode
131
TCNV
Conversion time (not including S/H
time) (Note 1)
11
11
Tad
132
TACQ
Acquisition time
(Note 2)
5*
20
s
The minimum time is the amplifier
setting time. This may be used if
the "new" input voltage has not
changed by more than 1 LSb (i.e.,
20.0 mV @ 5.12V) from the last
sampled voltage (as stated on
CHOLD).
134
TGO
Q4 to A/D clock start
TOSC/2 §—
If the A/D clock source is selected
as RC, a time of TCY is added
before the A/D clock starts. This
allows the SLEEP instruction to be
executed.
135
TSWC
Switching from convert
→ sample
time
1.5 §—
Tad
*
These parameters are characterized but not tested.
Data in “Typ” column is at 5V, 25
°C unless otherwise stated. These parameters are for design guidance only and are
not tested.
§
This specification ensured by design.
Note 1: ADRES register may be read on the following TCY cycle.
2: See Section 8.1 for minimum conditions.
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