高頻頭DVB-S 9XS11M-20
- 報(bào)價(jià)
- ￥50.00元每PCS
- 聯(lián)系手機(jī)
- 13902928163
- 加工定制
- 是
- 品牌
- cdt
- 型號(hào)
- cdt-9xs11m-20
description: this specificationcovers l-band to i and tuner intended for use indigital modulated satellite receiver.
general specifications
receiving frequencyrange
900mhz to2250mhz
input signal levelper channel
-85dbm to5dbm
nominal rf inputimpedance
75ω(f-connector)
local frequencyrange
900mhz to2250mhz
channel selectionsystem
pllsynthesize
localuency
1mhz
agc inputvoltage
0 v to3.3v
0 v : max.gain
3.3v : min.gain
i/ lpf cutoff frequency (-3db)
4mhz to 40mhz,variable (2mhz step)
nominal i/level
0.6vp-p at 1kohm loadimpedance
nominal i/impedance
50ω
operatingvoltage
vcc：3.3v±0.165vdc
agc：0~3.3vdc
absolute maximumrating voltage*
lnb：25vdc 400ma max.
vcc：-0.3~4.0vdc
agc：-0.3~b2+0.3vdc
sda,scl：-0.3~b2+0.3v dc
connectiondiagram
figure 4
note*) breakdown voltage of each terminal is provided for in thestate of nominal voltage.
attention item: this unit contains components that can bedamaged by electro-static discharge. before handling this unit,ground your hands, tools, working desks and e to protectthe unit from electronic static destroy.
mechanical specifications
dimension and mountingdetails figure 5 and figure 6
f-connector strength: chassis mustnot be deformed at 0.98n*m of the bending moment and must beconnected electrically.
f-connector clamping torque:chassis must not be deformed when the nut is built at 0.98n*m ofthe clamping torque and must be connected electrically.
environmental specifications
( electrical functional operation guarantee)
operating
temperature
-10℃to +60℃
humidity
less than85%
nocondensation
storage
temperature
-25℃to +85℃
humidity
less than95%
water vapor pressure6643pa max
nocondensation
[ a point to notice] please be careful that sudden temperaturechanges may cause condensation during storage, and suchcondensation may cause corrosion.
test condition:
supplyvoltage
vcc：3.3v±0.1v dc
ambienttemperature
25℃±5℃
ambienthumidity
65%±5%
i/level
0.6vp-p (at 1kohmload )
electicalspecifications
item
specification
condition
min.
typ.
max.
uint
noise figure
5
6
db
at agc voltage=0.1v
rf input vswr
2
2.5
900mhz to 2250mhz
gain deviation
7
10
db
900mhz to 2250mhz
agc control range
65
80
db
agc voltage: 0 to 3.3v
3rd order inter modulation (2 tone)
40
60
db
input level is -25dbm
desired signal fo
undesired signal:
( fo+38.36mhz,fo+76.72mhz)
or
(fo+38.36mhz,fo+76.72mhz)
lpf_fc=22mhz
i/q phase balance
-
0.3
0.5
deg.
i/q gain balance
-
0.2
0.5
db
pass band flatness of bb lpf
5
7
db
input freq=900 to 2250 mhz
local oscillator signalleak at rf inputterminal
-68
-63
dbm
900mhz to 2250mhz
phase noise
1khz offset
-85
-75
dbc/hz
measured at i/q out
10khz offset
-100
-95
dbc/hz
100khz offset
-100
-105
dbc/hz
pll lock up time
10
50
ms
within vt ±5% vt is tuning voltage
1st oscillator frequency error
-875
875
khz
-10℃to60℃
current consumption
b2 3.3v
100
145
ma
b4 3.3v
20
45
ma
agc
±0.1
±1
ma
clock out level
1.5
2.7
vpp
-10℃to60℃(*1) measured by fetprobe
rf output vswr
2.0
2.5
900mhz to 2250mhz measured
at rf out
rf output gain
-5
0
5
db
clock out frequency error
-80
0
80
ppm
-10℃to60℃
pin list
pin name
pin no.
pindescription
lnbb
1
voltage supply of lnb b. pleaseground
it with a 1000pf ceramiccapacitor
lnba
2
voltage supply of lnb a. pleaseground
it with a 1000pf ceramiccapacitor
vcc
3
3.3v supply for tuner.
please keep a ripple at powersupply
vcc
4
3.3v supply for tuner.
please keep a ripple at powersupply
q out
5
base band output oftuner
i out
6
agc
7
agc voltage input
sda
8
i2c-bus for pll ic.
bus clock speed is 400khzmaximum
scl
9
clockout
10
27mhz output
"供應(yīng)高頻頭DVB-S9XS11M-20"的是否提供加工定制為是，品牌是CDT，型號(hào)為CDT-9XS11M-20，種類是調(diào)諧器
DVB-T ; 調(diào)諧器，TUNER ; DVB-C ; CMMB ; ISDB ; DBT-S2
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