Rainbow-electronics ATR0601 Manual do Utilizador descarregar pdf (Página 6)

4866A–GPS–08/05

ATR0601 [Preliminary]

2Mixer

2.1 Output frequency f

XTO

= 23.104 MHz 13, 14 f

96.764 MHz A

2.2

Input impedance

(balanced)

= 1575.42 MHz 10, 11 Z

10-j80 Ω C

2.3 Conversion Gain Recommended IF-filter 8 G

MIX

20 dB B

2.4 Noise figure (SSB) 8 NF

MIX

5.8 dB C

3 VGA/AGC

3.1 Minimum gain V

AGCO

= 1.0V G

VGA,min

0dBB

3.2 Maximum gain V

AGCO

= 2.2V G

VGA,max

70 dB B

3.3 Control-voltage sensitivity

AGCO

= 2.2V N

VGA,min

6.6 dB/V D

AGCO

= 1.0V N

VGA,max

150 dB/V D

3.4 AGC cut-off frequency C

ext

= open 2 f

3dB_AGC

250 kHz D

3.5 AGC cut-off frequency C

ext

= 100 pF 2 f

3dB_AGC

33 kHz D

3.6

Gain-control output

voltage

AGCO

0.9 2.3 V B

4 Reference Oscillator

4.1

XTO phase noise at

100 Hz

With specified crystal 24 Pn

100

–80 dBc/Hz C

4.2 XTO phase noise at 1 kHz With specified crystal 24 Pn

–100 dBc/Hz C

5 Clock and Data Driver

5.1 Clock driver frequency f

XTO

= 23.104 MHz 24 f

CLK

23.104 MHz A

5.2 Clock output level C

load,max

= 10 pF 24 V

CLK,high

0.9 × V

DIG

5.3 Clock output level C

load.max

= 10 pF 24 V

CLK,low

0.1 × V

DIG

5.4 Data output level C

load,max

= 10 pF 22, 23 V

Data,high

0.9 × V

DIG

5.5 Data output level C

load,max

= 10 pF 22, 23 V

Data,low

0.1 × V

DIG

6PMSS

6.1 Voltage level power-on 17, 18 V

PU,on

1.3 V A

6.2 Voltage level power-off 17, 18 V

PU,off

0.5 V A

7. Electrical Characteristics (Continued)

No. Parameters Test Conditions Pin Symbol Min. Typ. Max. Unit Type*

*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter

Notes: 1. Conditions: V

= 2.7V; V

DIG

= 1.65V; Temperature = 27°C

2. Capacitive load (C

= 3.3 pF) at pins 22, 23, 24

3. Capacitive load (C

= 3.3 pF) at pin 24

1 2 3 4 5 6 7 8 9 10 11 ... 16 17

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