參數(shù)資料
型號: MC68HC05G3
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數(shù): 29/128頁
文件大?。?/td> 290K
代理商: MC68HC05G3
Page 114
MOTOROLA
Section 11: ELECTRICAL SPECIFICATIONS
MC68HC05G3 (705G4) Specification Rev. 1.1
11.5
A/D CONVERTER CHARACTERISTICS
(V
DD
= 5.0 Vdc
±10%, V
SS
= 0 Vdc, T
A
= -40
°C to +85 °C, unless otherwise noted)
*T
AD
= t
cyc
if clock source equals MCU.
Including quantization
Comments
Unit
Max
Min
Characteristic
Bits
8
Resolution
Absolute Accuracy
LSB
±1 1/2
(V
REFL
= 0 V, V
REFH
= 4.0-V
DD
)
Conversion Range
V
REFL
V
REFH
A/D accuracy may decrease
proportionately as V
REFH
is
reduced below 4.0
V
DD
V
REFL
-0.1
V
REFH
V
REFL
V
REFH
s
100
Power-up Time
Input Leakage
nA
PF0-PF7
±400
V
REFL
,V
REFH
±1
A
Conversion Time
T
AD
*
32
(Includes Sampling Time)
Inherent (Within Total Error)
Monotonicity
Hex
01
00
Zero Input Reading
V
in
= 0V
Hex
FF
Ratiometric Reading
V
in
= V
REFH
T
AD
*
12
Sample Time
pF
8
Input Capacitance
V
REFH
V
REFL
Analog Input Voltage
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