YMU759 查看數據表（PDF） - Yamaha Corporation

零件编号

产品描述 (功能)

生产厂家

YMU759

Synthesis LSI for Portable Telephone

Yamaha Corporation 

YMU759

AC characteristics

/RST, CLKI

Item

/RST active “L” pulse width

CLKI frequency

Symbol

TRSTW

1 / Tfreq

CLKI rise time / fall time

Tr / Tf

CLKI duty

Th/Tfreq

Note: TOP=-20 ~ 85°C, VDD=3.0±0.3 V, Capacitor load=50 pF.

Input hardware reset at the time VDD is turned on.

VDD

/RST

CLKI

VIL= 0.2*VDD

TRSTW

Min.

1024

2

30

Typ.

Max. Unit

× CLKI

20

MHz

30

ns

50

70

%

VIH= 0.7*VDD

CLKI

Tr

1024 clocks or more are needed.

Th

Tf

Tfreq

VIH= 0.7*DVDD

VIL= 0.2*DVDD

-9-

Share Link: