Shivaki STV-24LEDGR7, Service Manual, Page: 127 / 175

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VCC to GND .................................................................. (0.3V, +3.6V
RFIN, , IFVGAIN(,
, IFOUT1(, IFOUT2, ............................... (0.3V, Vcc+0.3V
SDA, SCLK, IFAGC, RFVGA ....................................... (0.3V, +3.6V
IFOUT1, IFOUT Short Circuit Protection............................. Indefinite
RF Input Power ..................................................................... +10 dBm
Operating Temperature .........................................0°C to +70
°
C
Junction Temperature ................................................... +150°C
Storage Temperature.................................................. (65°C to +165°C
Lead Temperature (soldering 10 sec.)...................................... +300°C
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(Typical Operating Circuit as shown, VCC= 3.1 to 3.5 V, TA = 0°C to +70°C Registers set according to Table 1 (Register Summary Table),
TYP values are at Vcc = 3.3V, TA =25°C, Note 0, unless otherwise noted.)
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1 Supply Voltage 3.1 3.5 V
IF VGA Enabled 225 270 mA
2 Supply Current
Standby (REF Oscillator ON) 5 mA
3
RF and IF VGC Input Bias
Current
At 0.5V to 3.0V DC
(100 to
+100
uA
4
RF and IF VGC Control
Voltage
Maximum Gain 3.0 V
5
RF and IF VGC Control
Voltage
Minimum Gain 0.5 V
,
6 Input Logic Level Low 0.3xVcc V TEST
7 Input Logic Level High 0.7xVcc V TEST
10 Output Logic Level Low 3 mA sink current 0.4 V TEST
11 Output Logic Level High Vcc(0.5 V TEST
12 Maximum Clock Rate 400 kHz TEST
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(Typical Operating Circuit as shown, RF Center Frequency = 666MHz, IF Center Frequency = 36.15MHz, Registers set according to Table 1,
Fref=16 MHz, RFVGC = IFVGC = VCC= 3.3V, T
A
= 25º, unless otherwise noted.).
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21a
RFINL Operating
Frequency Range Noise Figure specification is met over this
frequency range
47 345 MHz
21b
RFINH Operating
Frequency Range Noise Figure specification is met over this
frequency range
345 862 MHz
24
Maximum Voltage Gain to
IFOUT1, IFOUT2 DTV differential mode, single(ended mode,
or ATV single(ended mode, 666 MHz
43 dB
27 RF Gain Control Range RFVCG 0.5 to 3.0V >40 dB
29 Noise Figure
75 , in(channel, worst(case channel
<5 dB
35
47 ~
470MHz
>65 dBc
36
Image Rejection
Image video carrier applied at
2*IF above desired channel’s
center frequency
470 ~ 860
MHz
>60 dBc
0 +'
54 Maximum Voltage Gain
Output Load = 2 k || 3 pF, differential. load
>55 dB
55 Minimum Voltage Gain IFVGC = 0.5V <25 dB
60 In(Channel Output V1dB >2.5 Vpp
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