LC87F57C8A Datasheet, PDF (20/28 Pages) Sanyo Semicon Device – 8 BIT SINGLE CHIP MICROCONTROLLER

LC87F57C8A
7. AD converter characteristics / Ta=-20°C to +70°C, VSS1=VSS2=VSS3=0V
Parameter
Resolution
Absolute
precision
Conversion time
Analog input
voltage range
Analog port
input current
Symbol
Pins
N
ET
TCAD
AN0(P80)
- AN2(P82)
AN3(P03)
- AN7(P07)
AN8(P70)
AN9(P71)
AN10(XT1)
AN11(XT2)
VAIN
IAINH
IAINL
Conditions
(Note 2)
AD conversion time=32 × tCYC
(ADCR2=0)
(Note 3)
AD conversion time=64 × tCYC
(ADCR2=1)
(Note 3)
VAIN=VDD
VAIN=VSS
Limits
VDD[V] min. typ. max. unit
3.0 - 5.5
8
bit
3.0 - 5.5
±1.5 LSB
4.5 - 5.5
3.0 - 5.5
4.5 - 5.5
3.0 - 5.5
3.0 - 5.5
15.10
(tCYC=
0.588µs)
31.36
(tCYC=
0.980µs)
18.82
(tCYC=
0.294µs)
62.72
(tCYC=
0.980µs)
VSS
97.92 µs
(tCYC=
3.06µs)
97.92
(tCYC=
3.06µs)
97.92
(tCYC=
1.53µs)
97.92
(tCYC=
1.53µs)
VDD V
3.0 - 5.5
3.0 - 5.5 -1
1 µA
(Note 2) Absolute precision excludes the quantizing error (±1/2 LSB).
(Note 3) The conversion time is the time from executing the AD conversion instruction to setting the complete
digital conversion value in the register.
20/27
Ver.1.00