Rainbow Electronics ATR0601 - Manual (Page 6)

6
4866A–GPS–08/05
ATR0601 [Preliminary]
2 Mixer
2.1 Output frequency f
XTO
= 23.104 MHz 13, 14 f
IF
96.764 MHz A
2.2
Input impedance
(balanced)
f
RF
= 1575.42 MHz 10, 11 Z
11
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
0 dB B
3.2 Maximum gain V
AGCO
= 2.2V G
VGA,max
70 dB B
3.3 Control-voltage sensitivity
V
AGCO
= 2.2V N
VGA,min
6.6 dB/V D
V
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
2 V
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
1k
–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
V B
5.3 Clock output level C
load.max
= 10 pF 24 V
CLK,low
0.1
×
V
DIG
V B
5.4 Data output level C
load,max
= 10 pF 22, 23 V
Data,high
0.9
×
V
DIG
V B
5.5 Data output level C
load,max
= 10 pF 22, 23 V
Data,low
0.1
×
V
DIG
V B
6 PMSS
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
CC
= 2.7V; V
DIG
= 1.65V; Temperature = 27°C
2. Capacitive load (C
L
= 3.3 pF) at pins 22, 23, 24
3. Capacitive load (C
L
= 3.3 pF) at pin 24