sh6631a SinoWealth Micro-Electronics Corp. Ltd, sh6631a Datasheet - Page 10
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sh6631a
Manufacturer Part Number
sh6631a
Description
Mask 4-bit Microcontroller
Manufacturer
SinoWealth Micro-Electronics Corp. Ltd
Datasheet
1.SH6631A.pdf
(24 pages)
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7. System Clock and Oscillator
The System clock generator produces the basic clock pulses that provide the system clock with CPU and peripherals
Instruction cycle time:
(1) 4/455KHz ( ≈ 8.79µs) for 455KHz system clock.
(2) 4/4MHz ( = 1µs) for 4MHz system clock.
Oscillator
(1) Ceramic resonator: 400KHz - 4MHz.
(2) External input clock: 30KHz - 4MHz.
OSCO
OSCO
OSCI
OSCI
10
10p - 200p
10p - 200p
Ceramic
External clock source
C
C
GND
SH6631A
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