參數(shù)資料
型號: AT90S8535-8PI
廠商: Atmel
文件頁數(shù): 29/127頁
文件大小: 0K
描述: IC MCU 8K FLSH 8MHZ A/D IT 40DIP
標準包裝: 18
系列: AVR® 90S
核心處理器: AVR
芯體尺寸: 8-位
速度: 8MHz
連通性: SPI,UART/USART
外圍設備: 欠壓檢測/復位,POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 8KB(4K x 16)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 512 x 8
RAM 容量: 512 x 8
電壓 - 電源 (Vcc/Vdd): 4 V ~ 6 V
數(shù)據(jù)轉換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 40-DIP(0.600",15.24mm)
包裝: 管件
PIC16C71X
DS30272A-page 124
1997 Microchip Technology Inc.
Applicable Devices
710 71 711 715
FIGURE 13-7: A/D CONVERSION TIMING
TABLE 13-8:
A/D CONVERSION REQUIREMENTS
Parameter
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
130
TAD
A/D clock period
1.6
2.0
s
VREF
≥ 3.0V
VREF full range
130
TAD
A/D Internal RC
Oscillator source
ADCS1:ADCS0 = 11
(RC oscillator source)
3.0
6.0
9.0
s
PIC16LC715, VDD = 3.0V
2.0
4.0
6.0
s
PIC16C715
131
TCNV
Conversion time
(not including S/H
time). Note 1
9.5TAD
132
TACQ
Acquisition time
Note 2
20
s
*
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.
Note 1:
ADRES register may be read on the following TCY cycle.
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
4
3
2
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
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