mc68hc05l25 Freescale Semiconductor, Inc, mc68hc05l25 Datasheet - Page 142

• Manufacturer Part Number: mc68hc05l25
• Description: M68hc05 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Electrical Specifications
15.10 A/D Converter Characteristics
142
Resolution
Absolute Accuracy
Conversion Range
ADC On Current Stabilization TIme
RC Oscillator Stabilization Time
Conversion Time (Includes Sampling Time)
Monotonicity
Zero Input Reading
Ratiometric Reading
Sample Acquisition Time
Input Capacitance
Analog Input Voltage
Input Leakage
NOTES:
V
V
External Clock (MCU System Clock)
Internal RC Oscillator (ADRC = 1)
External Clock (MCU System Clock)
Internal RC Oscillator (ADRC = 1)
AD0 and AD1
1.
DD
DD
= 4.5 to 5.5 V
= 3.0 to 3.6 V
V
DD
= 5.0 Vdc ± 10%, V
Characteristic
SS
= 0 Vdc, T
MC68HC05L25 Data Sheet, Rev. 3.1
A
= 0 °C to +70 °C, unless otherwise noted
Symbol
t
t
RCON
ADON
—
—
—
—
—
—
—
—
—
—
—
Min
V
V
32
00
FF
12
—
—
—
—
—
—
—
—
SS
SS
8
± 400
± 1.5
Max
V
V
100
± 3
FF
32
32
01
12
12
5
8
DD
DD
Units
LSB
LSB
Hex
Hex
t
t
Bit
pF
nA
µs
µs
µs
Inherent Within Total Error
µs
AD
AD
V
V
Error includes quantization.
t
V
V
t
The external system error caused by
AD
Source impedances greater than 10
AD
IN
IN
kΩ adversely affect internal RC
charging time during input
sampling.
input leakage current is
approximately equal to the product
of R source and input current.
= t
= t
= 0 V
= V
cyc
cyc
DD
if clock source equals MCU.
if clock source equals MCU.
Comments
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