SDA5648 查看數據表（PDF） - Siemens AG

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SDA5648

Decoder for Program Delivery Control and Video Program System PDC / VPS Decoder

Siemens AG 

SDA 5648

SDA 5648X

Characteristics (cont’d)

TA = 25 °C

Parameter

Symbol

min.

Limit Values

typ. max.

Input Signals CVBS

(pos. Video, neg. Sync)

Video input signal level

Synchron signal amplitude

Data amplitude

VCVBS

VSYNC

VDAT

Coupling capacitor

CC

H-input current

IIH

L-input current

IIL

Source impedance

RS

Leakage resistance at

coupling capacitor

RC

0.7

1.0

0.15

0.3

0.25

0.5

1.5 × VSYNC

33

– 1000

– 400

2.0

1.0

1.0

10

– 100

250

0.91

1

1.2

Output Signals DAVN, EHB, VCS

H-output voltage

L-output voltage

VQH

VDD – 0.5

VQL

0.4

Output Signals SDA (Open-Drain-Stage)

L-output voltage

VQL

0.4

Permissible output voltage

5.5

PLL-Loop Filter Components (see application circuit)

Resistance at PD2/VCO2 R1

Resistance at VCO1

R2

Attenuation resistance

R3

Resistance at PD2/VCO2 R5

Integration capacitor

C1

Integration capacitor

C3

6.8

1200

6.8

1200

2.2

33

VCO – Frequence Range Adjustment

Resistance at IREF (for bias

current adjustment)

R4

100

Unit Test

Condition

V

V

V VPS mode

PDC mode

nF

µA VI = 5 V

µA VI = 0 V

Ω

MΩ

V

IQ = – 100 µA

V

IQ = 1.6 mA

V

IQ = 3.0 mA

V

kΩ

kΩ

kΩ

kΩ

nF

nF

kΩ

Semiconductor Group

33

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