PCF5078T/F1 Просмотр технического описания (PDF) - Philips Electronics

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производитель

PCF5078T/F1

Power amplifier controller for GSM and PCN systems

Philips Electronics 

Philips Semiconductors

Power amplifier controller for GSM and

PCN systems

Product specification

PCF5078

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Integrator (OP4)

BG

PSRR

gain bandwidth

power supply rejection ratio

SRpos

positive slew rate

SRneg

negative slew rate

VO(min) minimum output voltage

VO(max) maximum output voltage

Capacitors C1, C2, C3 and C4

M

matching ratio accuracy between

capacitances

CL = 120 pF; note 2

−

4

−

at 217 Hz; VDD = 3 V; 50

55

−

note 2

MHz

dB

VDD = 3 V; note 3

3.5

4.5

−

V/µs

VDD = 3 V; note 3

3.5

4.5

−

V/µs

Tamb = 25 °C; see Fig.8 −

−

0.2

V

RL = 700 Ω; see Fig.6 0.85VDD −

−

V

−

1

−

%

Notes

1. For CVINT = 50 pF.

2. Guaranteed by design.

3. Slew rates are measured between 10% and 90% of output voltage level with an load of approximately 40 pF to

ground.

handbook6, .h5alfpage

IL

(mA)

5.5

4.5

3.5

2.5

2

3

MGS200

4 VDD (V) 5

Fig.6 Minimum load current as a function of the

supply voltage.

handbook,3h3alfpage

I bias

(µA)

31

MGS198

29

27

2

3

4 VDD (V) 5

Tamb = 25 °C.

Fig.7 Typical bias current as a function of the

supply voltage.

1999 Apr 12

10

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