TB2118FG データシートの表示（PDF） - Toshiba

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TB2118FG

High Speed PLL For DTS(Bi−CMOS Integrated Circuit Silicon Monolithic)

Toshiba 

Pin Function

Pin

No.

Symbol

Pin Name

Function And Operation

1

XO

・Serial data input:

Crystal

Setting F0 and F1 bits selects the

oscillator pins

frequency of the crystal oscillator to

be connected.

24

XI

Crystal

2

OSC oscillator

output pin

・Setting the OSC bit outputs the

oscillation frequency.

0 = output off

1 = output on

・Serial data input:

When AM / FM bit = "0" FMVCO is

15

FMVCO

FM band local

signal input

selected.

・Input signal is directly transferred to

the swallow counter.

・Input frequency: 30 to 150MHz

・Divided frequency: 528 to 65.535

・Serial data input:

When AM / FM bit = "1" AMVCO is

16

AMVCO

AM band local

signal input

selected.

・When mode = "1" AM band is

selected (by pulse swallow).

Input frequency: 1.0 to 40MHz

Divided frequency: 528 to 65.535

・input frequency: 0.1 to 15MHz

13

IFC

IF signal input

・The selected signal is input to a 20−bit

general−purpose counter via a gate

circuit.

3

CE

Chip enable

input

Serial interface pins.

・Data used for controlling TB2118FG are

exchanged between controllers.

5

CK

Clock input

・Control data are input via DIN in sync.

With clock input via CK. Control data

4

DIN

Serial data

input

input start / stop is specified using CE.

・General−purpose counter data are

output in sync. With clock input via CK

6

DOUT

Serial data

output

from DOUT.

・The CK / CE / DIN pin is schmitt trigger

input.

TB2118FG

Remarks

XIN

XOUT

OSC

OSC

circuit

ON

Buff. /OFF

―

RfIN

RfIF

CE / CK / DIN

DOUT

3

2006-04-12

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