HD155111F Datasheet, PDF(7/44 Page) Hitachi Semiconductor – RF Single-chip Linear IC for PCN Cellular Systems

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HD155111F Datasheet, PDF (7/44 Pages) Hitachi Semiconductor – RF Single-chip Linear IC for PCN Cellular Systems

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Configuration

HD155111F

â¢ Frequency Plan1

1805 to 1880 MHz

filter

LNA

SAW

filter

bias

circuit

Rx. 1580 to 1655 MHz

Tx. 1575 to 1650 MHz

225 MHz

SAW

filter

RF VCO

270 MHz

IFVCO Ã·2

45 MHz

filter

AGC

I&Q

Demo.

HD155111F

45 MHz

90 deg

Shift

Ã·2

TCXO

13 MHz

Dual

synth.

PLL1

PLL2

Ã·6

HD155017T

LPF

HPA Module

540 MHz

buffer

Loop

filter

1710 to 1785 MHz

135 MHz

Phase

Detector

135 MHz

90 deg

Shift

Ã·2

135 MHz

I&Q

Mod

B.B.

Block

â¢ Frequency Plan2

1805 to 1880 MHz

LNA

filter

bias

circuit

SAW

filter

1580 to 1655 MHz

225 MHz

SAW

filter

45 MHz

filter

AGC

I&Q

Demo.

RF VCO

Rx. 270 MHz

IFVCO Ã·2

HD155111F

45 MHz

90 deg

Shift

Ã·2

TCXO

13 MHz

Dual

synth.

PLL1

PLL2

Ã·6

HD155017T

LPF

HPA Module

Rx. 540 MHz

Tx. 520 MHz

130 MHz

Tx. 260 MHz

buffer

Loop

filter

1710 to 1785 MHz

Phase

Detector

130 MHz

90 deg

Shift

Ã·2

130 MHz

I&Q

Mod

B.B.

Block

▷