參數(shù)資料
型號: MC68HC05P18CP
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP28
封裝: PLASTIC, DIP-28
文件頁數(shù): 32/144頁
文件大?。?/td> 1348K
代理商: MC68HC05P18CP
Electrical Specifications
Active Reset Characteristics
MC68HC(8)05P18 — Rev. 2.0
Advance Information
MOTOROLA
Electrical Specifications
127
13.8 Active Reset Characteristics
13.9 A/D Converter Characteristics
Rise Time(1)
1.
VDD = 4.5 Vdc, VSS = 0 Vdc, TA = 125°C
Fall Time
Pulse Width
CLoad
Pullup
0.5
s
13 ns
2.4
s
50 pF
10 K
1.0
s
20 ns
2.7
s
100 pF
10 K
2.5
s
20 ns
2.7
s
250 pF
10 K
Characteristic(1)
1. VDD = 4.5 Vdc ± 10%, VSS = 0 Vdc, TA = –40°C to +125°C, unless otherwise noted
Min
Max
Unit
Comments
Resolution
8
Bits
Absolute accuracy
(VDD ≥ VREFH > 4.5)
± 1 1/2
LSB
Including quantization
Conversion range, VREFH
VSS
VREFH
VDD
V
A/D accuracy may decrease
proportionately as VREFH is reduced
below 4.5
Input leakage
AD0, AD1, AD2, AD3
VREFH
± 1
A
Conversion time
(includes sampling time)
32
tAD
(2)
2. tAD = tCYC if clock source equals MCU
Monotonicity
Inherent (within total error)
Zero input reading
00
01
03
Hex
VIn = 0 V (external)
VIn = 0 V (internal)
Full-scale reading
FE
FF
Hex
VIn = VREFH
Sample time
12
tAD*
Input capacitance
12
pF
Analog input voltage
VSS
VREFH
V
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