UPC8139GR-7JH 查看數據表（PDF） - NEC => Renesas Technology

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UPC8139GR-7JH

Single Chip Transceiver Silicon MMIC for PHS

NEC => Renesas Technology 

PIN FUNCTIONS

Pin Symbol

No.

Applied

Voltage

(V)

13

VCC3

14 IFout

2.7 to

4.0

–

Pin

Note

Voltage

(V)

Function and Description

–

Supply voltage pin for the IF amplifier

and RSSI block.

1.5

Output pin for the IF amplifier.

15 RSSIou

–

t

0.5

(No input

signal)

Output pin for the RSSI. The output

resistance is about 35 kΩ.

16

IFin1

–

17

IFin2

–

18 GND3

0

19

VCC4

20

2nd

MIXout

2.7 to

4.0

–

1.9

Input pin for the IF amplifier. The input

resistance is about 330 Ω.

1.9

Input pin for the IF amplifier. The input

resistance is about 330 Ω.

–

Ground pin for the IF amplifier, RSSI

block, and 2nd down converter block.

Form as wide a ground pattern as

possible to minimize its impedance.

–

Power supply voltage pin for the 2nd

down converter block.

1.5

Output pin for the 2nd down converter.

The output resistance is about 330 Ω.

µPC8139GR-7JH

Internal Equivalent Circuit



14

15

35 kΩ

16

17





20

21

2nd

–

1.9

Bypass pin for the 2nd down converter

MIXinb

block. Ground this pin through an

external capacitor.

22

21

22

2nd

–

MIXin

1.9

Input pin for the 2nd down converter.

High impedance input.

: External attachment

Note The pin voltage is measured on Vcc=3.0 V.

Preliminary Data Sheet

9

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