LC87F7032A Datasheet, PDF (15/21 Pages) Sanyo Semicon Device – CMOS IC FROM 32K byte, RAM 1024 byte on-chip 8-bit 1-chip Microcontroller

LC87F7032A
AD Converter Characteristics at Ta = -20°C to +70°C, VSS1 = VSS2= 0V
Parameter
Resolution
Absolute
accuracy
Conversion
Symbol
N
ET
tCAD
Pin/Remarks
AN0(P00) to
AN4(P04),
AN5(P70) to
AN8(P73)
Conditions
(Note 6-1)
AD conversion time=32×tCYC
VDD[V]
Specification
min.
typ.
max.
unit
8
bit
±1.5 LSB
24
320
time
(When ADCR2=0) (Note 6-2)
(tCYC=
(tCYC=
AD conversion time 64×tCYC
0.75µs)
48
10µs)
µs
640
(When ADCR2=1) (Note 6-2)
(tCYC=
0.75µs)
(tCYC=
10µs)
Analog input
voltage range
VAIN
VSS
VDD
V
Analog port
IAINH
VAIN=VDD
input current
IAINL
VAIN=VSS
-1
Note 6-1: The quantization error (±1/2 LSB) is excluded from the absolute accuracy value.
1
µA
Note 6-2: The conversion time refers to the interval from the time the instruction for starting the converter is issued till
the complete digital value corresponding to the analog input value is loaded in the required register.
Consumption Current Characteristics at Ta = -20°C to +70°C, VSS1 = VSS2= 0V
Parameter
Normal mode
consumption
current
Symbol
IDDOP(1)
Pins
VDD1=
VDD2=
V2
Conditions
VDD[V]
min
• FmCF=4MHz ceramic resonator oscillation
• FmX’tal=32.768kHz crystal oscillation
• System clock: CF 4MHz oscillation
2.4 to 3.6
Specification
typ
max unit
1.7
4.2
(Note 7-1)
• Internal RC oscillation stopped.
• Divider: 1/1
IDDOP(2)
• FmCF=1MHz ceramic resonator oscillation
• FmX’tal=32.768kHz crystal oscillation
• System clock: CF 1MHz oscillation
2.4 to 3.6
0.6
1.4
• Internal RC oscillation stopped.
mA
• Divider: 1/1
IDDOP(3)
• FmCF=0Hz (No oscillation)
• FmX’tal=32.768kHz crystal oscillation
• System clock: RC oscillation
2.4 to 3.6
0.4
0.9
• Divider: 1/1
IDDOP(4)
• FmCF=0Hz (No oscillation)
• FmX’tal=32.768kHz crystal oscillation
• System clock: RC oscillation
2.4 to 3.6
0.3
0.6
• Divider: 1/2
IDDOP(5)
• FmCF=0Hz (No oscillation)
• FmX’tal=32.768kHz crystal oscillation
• System clock: variable
2.4 to 3.6
20
59
RC oscillation 1MHz
• Divider: 1/1
µA
IDDOP(6)
• FmCF=0Hz (No oscillation)
• FmX’tal=32.768kHz crystal oscillation
• System clock: 32.768kHz
2.4 to 3.6
15
45
• Internal RC oscillation stopped.
• Divider: 1/2
Note 7-1: The currents through the output transistors and the pull-up MOS transistors are ignored.
Continued on next page.
No.A0653-15/21