MB90540/540G/545/545G Series
5. A/D Converter
• Electrical Characteristics
(MB90F543/F549 : VCC = AVCC = 5.0 V±10%, VSS = AVSS = 0.0 V, 3.0 V ≤ AVRH − AVRL, TA = −40 °C to +85 °C)
(Other than MB90F543/F549 : VCC = AVCC = 5.0 V±10%, VSS = AVSS = 0.0 V, 3.0 V ≤ AVRH − AVRL, TA = −40 °C to +105 °C)
Value
Parameter
Resolution
Symbol Pin name
Units Remarks
Min
Typ
Max
10
bit
Conversion error
Nonlinearity error
±5.0
±2.5
LSB
LSB
Differential nonlinearity
error
±1.9
LSB
mV
mV
AVRL − 3.5 AVRL + 0.5 AVRL + 4.5
Zero transition voltage
VOT
AN0 to AN7
AN0 to AN7
LSB
LSB
LSB
AVRH−6.5 AVRH−1.5 AVRH+1.5
Full scale transition voltage
VFST
LSB
LSB
LSB
Internal
ns frequency :
16 MHz
Compare time
Sampling time
352 tCP
Internal
ns frequency :
16 MHz
64 tCP
VCC = AVCC =
µA
Analog port input current
Analog input voltage range
IAIN
AN0 to AN7
−1
1
5.0 V ± 1%
VAIN
AN0 to AN7
AVRH
AVRL
AVRL
AVRL + 2.7
0
AVRH
AVCC
V
V
Reference voltage range
Power supply current
AVRH − 2.7
V
IA
AVCC
5
mA
IAH
AVCC
5
µA
*
400
140
600
260
5
µA Flash device
µA Mask ROM
IR
AVRH
Reference voltage supply
current
IRH
AVRH
µA
*
Offset between input
channels
AN0 to AN7
4
LSB
* : When not using an A/D converter, this is the current (VCC = AVCC = AVRH = 5.0 V) when the CPU is stopped.
Note: The functionality of the A/D converter is only guaranteed for VCC = 5.0 V ± 10 % (also for MB90543G(S)/
547G (S) /548GL (S) /F548GL (S) ) .
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