CXA3275Q View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXA3275Q

PLL/OSC/MIX IC for Digital Tuner

Sony Semiconductor 

CXA3275Q

PLL Block

Item

Symbol

Measurement conditions

Min. Typ. Max. Unit

Lock-up time 1

LUT1 fosc 89MHz ←→ fosc 479MHz

10

ms

Lock-up time 2

LUT2 fosc 479MHz ←→ fosc 889MHz

10

ms

Reference leak

REFL Phase comparison frequency = 218.75kHz

65

dBc

CL and DA input

"H" level input voltage VIH

3

Vcc V

"L" level input voltage

VIL

GND

1.5 V

"H" level input current IIH

VIH = Vcc

0

–0.1 µA

"L" level input current

IIL

VIL = GND

–0.2 –4 µA

CE input

"H" level input voltage VIH

3

Vcc V

"L" level input voltage

VIL

GND

1

V

"H" level input current IIH

VIH = Vcc

100 200 µA

"L" level input current

IIL

VIL = GND

–35 –100 µA

CPO (charge pump)

Output current 1

ICPO2

When 300µA is selected

±210 ±300 ±420 µA

Output current 2

ICPO4

When 900µA is selected

±600 ±900 ±1215 µA

VT (VC voltage output)

Maximum output voltage VTH

33

V

Minimum output voltage VTL

Sink current = 1mA

0.3

0.8 V

REFOSC

Oscillation frequency range FXTOSC

3

4

5 MHz

Drive frequency

REFIN1

3

14

20 MHz

Drive level

REFIN2 External reference clock: sine wave 250

350 500 mVp-p

Band SW

Output current

IBS

When ON

–5 mA

Saturation voltage

VSAT

When ON Source current = 5mA

150 300 mV

Leak current

LeakBS When OFF IFVCC = 5.5V

0.5

3

µA

LOCK

"H" output voltage

VLOCKH When locked

Vcc – 1 Vcc – 0.3 Vcc V

"L" output voltage

VLOCKH When unlocked

0

0.1

0.5 V

– 10 –

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