M38861MBA-HP View Datasheet(PDF) - MITSUBISHI ELECTRIC
Part Name
Description
Manufacturer
M38861MBA-HP Datasheet PDF : 110 Pages
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MITSUBISHI MICROCOMPUTERS
3886 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Table 34 A-D converter characteristics (1)
(VCC = 2.7 to 5.5 V, VCC = 4.0 to 5.5 V for flash memory version, VREF = 2.0 V to VCC, VSS = AVSS = 0 V, Ta = –20 to 85 °C, unless
otherwise noted)
10-bit A-D mode (when conversion mode selection bit (bit 7 of address 003816) is “0”)
Symbol
Parameter
Test conditions
Limits
Unit
Min.
Typ.
Max.
–
Resolution
10
bit
–
Absolute accuracy (excluding quantization error) VCC = VREF = 5.0 V
±4
LSB
tCONV
Conversion time
61
2tc(XIN)
RLADDER
Ladder resistor
12
35
100
kΩ
IVREF
Reference power
at A-D converter operated VREF = 5.0 V
source input current at A-D converter stopped VREF = 5.0 V
50
150
200
µA
5
µA
II(AD)
A-D port input current
5.0
µA
Table 35 A-D converter characteristics (2)
(VCC = 2.7 to 5.5 V, VCC = 4.0 to 5.5 V for flash memory version, VREF = 2.0 V to VCC, VSS = AVSS = 0 V, Ta = –20 to 85 °C, unless
otherwise noted)
8-bit A-D mode (when conversion mode selection bit (bit 7 of address 003816) is “1”)
Symbol
Parameter
Test conditions
Limits
Unit
Min.
Typ.
Max.
–
Resolution
8
bit
–
Absolute accuracy (excluding quantization error) VCC = VREF = 5.0 V
±2
LSB
tCONV
RLADDER
IVREF
II(AD)
Conversion time
Ladder resistor
Reference power
at A-D converter operated
source input current at A-D converter stopped
A-D port input current
VREF = 5.0 V
VREF = 5.0 V
50
2tc(XIN)
12
35
100
kΩ
50
150
200
µA
5
µA
5.0
µA
Table 36 D-A converter characteristics
(VCC = 2.7 to 5.5 V, VCC = 4.0 to 5.5 V for flash memory version, VREF = 2.7 V to VCC, VSS = AVSS = 0 V, Ta = –20 to 85 °C, unless
otherwise noted)
Symbol
Parameter
Test conditions
Limits
Unit
Min.
Typ.
Max.
–
Resolution
8
Bits
–
tsu
RO
IVREF
Absolute accuracy
VCC = 4.0–5.5 V
VCC = 2.7–4.0 V
Setting time
Output resistor
Reference power source input current (Note 1)
1.0
%
2.5
%
3
µs
1
2.5
4
kΩ
3.2
mA
Note 1: Using one D-A converter, with the value in the D-A conversion register of the other D-A converter being “0016”.
Table 37 Comparator characteristics
(VCC = 2.7 to 5.5 V, VCC = 4.0 to 5.5 V for flash memory version, VSS = 0 V, Ta = –20 to 85 °C, unless otherwise noted)
Symbol
–
TCONV
VIA
IIA
RLADDER
Parameter
Absolute accuracy
Conversion time
Analog input voltage
Analog input current
Ladder resistor
Test conditions
1LSB = VCC/16
at 10 MHz operating
at 8 MHz operating
at 4 MHz operating
Limits
Unit
Min.
Typ.
Max.
1/2
LSB
2.8
µs
3.5
µs
7
µs
0
VCC
V
5.0
µA
20
40
50
kΩ
CMPREF
Internal reference voltage
External reference input voltage
29VCC
/32
V
VCC/32
VCC
V
93
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