HD155121F Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD155121F

RF Transceiver IC for GSM and PCN Dual band cellular systems

Hitachi -> Renesas Electronics 

Pin Description (cont)

Pin No.

35

36

37

38

39

40

41

42

43

44

45

46

47

48

Pin Name

BAND

IFLO

GNDDIV

VCCDIV

RFLOIN

GNDMIX1

VCCMIX1

MIX1OUT

MIX1OUTB

POONRX1

POONRX2

POONTX

MIX1INB2

MIX1IN2

HD155121F

Description

Band control (Low: GSM, High: PCN)

Output of IFVCO or Input of IF Local

GND for Divider and IFVCO

VCC for Divider and IFVCO

Input for RF Local

GND for Mixer1

VCC for Mixer1

Positive output for Mixer1 (GSM/PCN)

Negative output for Mixer1 (GSM/PCN)

Power save control for LNA and Mixer1

Power save control for Mixer2, PGA and demodulator

Power save control for modulator and OPLL

Negative input for Mixer1 (PCN)

Positive input for Mixer1 (PCN)

5

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