UPD7566A中文资料瑞萨数据手册PDF规格书

FEATURES

• 45 instructions (subset of the mPD7500H SET B)

• Instruction cycle: 2.86 microseconds (700 kHz, at 5V) with

ceramic oscillator

• Program memory (ROM): 1,024 words x 8 bits

• Data memory (RAM): 64 words x 4 bits

• Test sources: 1 external and 1 internal

• 8-bit timer/event counter

• 19 I/O lines (total output current: 100 mA)

. Five pins can be used to directly drive triacs and LEDS

: P80 to P82, P90 to P91

. Eight pins can be used to directly drive LEDs

: P100 to P103, P110 to P113

. Four comparator input pins: P10/Cin 0 to P13/Cin 3

. Mask option functions available on all ports

• Standby functions (STOP/HALT)

• Data memory contents can be retained on a low voltage

• Internal ceramic oscillator for system clock oscillation

• CMOS

• Low-power dissipation