LC87F1D64A Datasheet, PDF (15/29 Pages) Sanyo Semicon Device – CMOS IC FROM 64K byte, RAM 4K byte on-chip 8-bit 1-chip Microcontroller with Full-Speed USB

LC87F1D64A
Allowable Operating Conditions at Ta = -30°C to +70°C, VSS1 = VSS2 = VSS3 = 0V
Parameter
Symbol
Operating
supply voltage
(Note 2-1)
VDD(1)
Pin/Remarks
VDD1=VDD2=VDD3
Conditions
0.183μs≤tCYC≤200μs
0.183μs≤tCYC≤0.383μs
USB circuit active
VDD[V]
min
3.0
3.0
Specification
typ
max
unit
5.5
5.5
0.367μs≤tCYC≤200μs Except
for onboard programming
2.7
5.5
Memory
sustaining
VHD
VDD1=VDD2=VDD3
RAM and register contents
sustained in HOLD mode.
2.0
5.5
supply voltage
High level
input voltage
VIH(1)
Ports 0, 1, 2, 3
P71 to P73
P70 port input/
interrupt side
2.7 to 5.5
0.3VDD
+0.7
VDD
VIH(2)
PWM0, PWM1
Port 70 watchdog
timer side
2.7 to 5.5
0.9VDD
V
VDD
Low level
input voltage
VIH(3)
VIL(1)
VIL(2)
XT1, XT2, CF1, RES
Ports 1, 2,3
P71 to P73
P70 port input/
interrupt side
2.7 to 5.5
4.0 to 5.5
0.75VDD
VSS
2.7 to 4.0
VSS
VDD
0.1VDD
+0.4
0.2VDD
VIL(3)
Port 0
PWM0, PWM1
4.0 to 5.5
VSS
0.15VDD
+0.4
VIL(4)
VIL(5)
Port 70 watchdog
timer side
2.7 to 4.0
2.7 to 5.5
VSS
VSS
0.2VDD
0.8VDD
-1.0
Instruction
cycle time
(Note 2-2)
VIL(6)
tCYC
XT1, XT2, CF1, RES
USB circuit active
Except for onboard
programming
2.7 to 5.5
3.0 to 5.5
3.0 to 5.5
2.7 to 5.5
VSS
0.183
0.183
0.367
0.25VDD
200
0.383 _μs
200
External
system clock
frequency
FEXCF(1) CF1
• CF2 pin open
• System clock frequency
division ratio=1/1
3.0 to 5.5
0.1
16
• External system clock duty
=50±5%
• CF2 pin open
• System clock frequency
division ratio=1/1
2.7 to 5.5
0.1
MHz
8
• External system clock duty
=50±5%
Oscillation
frequency
range
(Note 2-3)
FmCF(1) CF1, CF2
FmCF(2) CF1, CF2
16MHz ceramic oscillation
See Fig. 1.
8MHz ceramic oscillation
See Fig. 1.
3.0 to 5.5
2.7 to 5.5
16
MHz
8
FmRC
Internal RC oscillation
2.7 to 5.5
0.3
1.0
2.0
FmSLRC
FsX’tal
XT1, XT2
Internal low-speed RC
oscillation
32.768kHz crystal oscillation
See Fig. 2.
2.7 to 5.5
2.7 to 5.5
15
30
32.768
60
kHz
Note 2-1: VDD must be held greater than or equal to 3.0V in the flash ROM onboard programming mode.
Note 2-2: Relationship between tCYC and oscillation frequency is 3/FmCF at a division ratio of 1/1 and 6/FmCF at
a division ratio of 1/2.
Note 2-3: See Tables 1 and 2 for the oscillation constants.
No.A1220-15/29