LC87F40C8A Datasheet, PDF (21/26 Pages) Sanyo Semicon Device – Internal 128K-byte FROM (ROM/CGROM), 2048 byte RAM, 1024-byte CGRAM, and 704×10-bit CRT Display RAM 8-bit 1-chip Microcontroller

LC87F40C8A
F-ROM Programming Characteristics Ta = +10 to +55°C, VSS1 = VSS2 = 0V
Parameter
Onboard
programming
Symbol
IDDFW(1)
Pin/
Remarks
VDD1
Conditions
• 128-byte programming
• Erasing current included
VDD[V]
min
4.5 to 5.5
Specification
typ
max
unit
25
mA
current
Programming time tFW(1)
• 128-byte programming
• Erasing current included
• Time for setting up 128-byte
4.5 to 5.5
22.5
ms
data is excluded.
UART (Full Duplex) Operating Conditions at Ta=-10 to +70°C, VSS1=VSS2=0V
Parameter
Transfer rate
Symbol
UBR
Pin/
Remarks
P24, P25
Conditions
VDD[V]
4.5 to 5.5
min
16/3
Specification
typ
max
8192/3
unit
tCYC
Data length:
Stop bits:
Parity bits:
7/8/9 bits (LSB first)
1 bit
None
Example of Continuous 8-bit Data Reception Mode Processing (First Transmit Data=55H)
Start bit
Start of transmission
Transmit data (LSB first)
Stop bit
End of transmission
UBR
Example of Continuous 8-bit Data Reception Mode Processing (First Receive Data=55H)
Start bit
Start of reception
Receive data (LSB first)
Stop bit
End of reception
UBR
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