BU2190F datasheet(2/4 Pages) ROHM

2 / 4 page

Multimedia ICs

BU2190F

•Pin descriptions

Pin No.

Pin name

Function

Circuit

CLK2

Clock output 2 (f2 = 40.2192MHz)

Ground

Reference oscillation input

Reference oscillation output

Reference oscillation buffer output (fBCLK = 16.9344MHz)

Clock output 1 (f1 = 59.2704MHz)

VDD

GND

—

XTALI

XTALO

BCLK

CLK1

VDD

—

Output enable

OE = H BCLK, CLK1, CLK2, enable

OE = L

BCLK, CLK1, disable, CLK2, enable

•Absolute maximum ratings (Ta = 25°C)

•Recommended operating conditions (Ta = 25°C)

Parameter

Symbol

Limits

– 0.5 ~ + 7.0

–

0.5 ~ VDD + 0.5

–

30 ~ + 125

450

Unit

°C

VDD

VIN

Tstg

Applied voltage

Input voltage

Storage temperature

Power dissipation

∗ Does not represent guaranteed performance

∗ Reduced by 4.5mW for increase in Ta of 1°C over 25°C.

Not designed for radiation resistance.

Parameter

Symbol

Limits

4.5 ~ 5.5

0.8

× VDD ~ VDD

0.0 ~ 0.2

× VDD

– 5 ~ + 70

15 (Max.)

Unit

°C

VDD

VIH

VIL

Topr

Power supply voltage

Input high level voltage

Input low level voltage

Operating temperature

Output load

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