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U3770M Datasheet(PDF) 3 Page - TEMIC Semiconductors

No. de Pieza. U3770M
Descripción  CT2 I/Q Modulator and Clock Circuitry
Descarga  5 Pages
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Fabricante  TEMIC [TEMIC Semiconductors]
Página de inicio  http://www.temic.de
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U3770M Datasheet(HTML) 3 Page - TEMIC Semiconductors

   
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U3770M
MATRA MHS
Rev. A2, 03-Dec-97
3 (5)
Absolute Maximum Ratings
Stresses at or above those listed may cause permanent damage to the device. This is a stress rating only and functional operation of the
device at these or any other conditions above those indicated in this data sheet is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
Parameters
Symbol
Value
Unit
Supply voltage
VDD
6
V
Modulator input voltages
I
IB
Q
QB
–0.5 to VDD
V
Reference frequency input
FRef in
–0.5 to VDD
V
Ambient temperature
Tamb
–40 to +85
°C
Storage temperature
Tstg
–65 to +150
°C
Junction temperature
Tj
Tj < Tamb +10
°C
Operating Range
Parameters
Symbol
Value
Unit
Supply voltage
VDD
3
" 10%
V
Ambient temperature
Tamb
–5 to +70
°C
Junction temperature
Tj
Tj < Tamb +5
°C
Storage temperature
Tstg
–40 to +125
°C
Electrical Characteristics
Test conditions (unless otherwise specified) related to test circuit
VS = 3 V, VBIi, VBIi and VBQi, VBQi = 1 VPP single ended, oscillator frequency FRef in = 12.8 MHz, Tamb = –5 to +70°C
Parameters
Test Conditions / Pins
Symbol
Min.
Typ.
Max.
Unit
Supply voltage range
Pin 3
VDD
2.7
3
3.3
V
Supply current
Pin 3
IDD
4
mA
FRef in
Pin 2
Input voltage
VF Ref in
150
mVPP
Input impedance
ZF Ref in
100
k
W
I, Q inputs
Pins 5, 6, 7 and 8
Input voltage
Single ended
VIin, Qin
1
VPP
Input impedance
Single ended
ZIin, Qin
20
k
W
Input frequency
FIin, Qin
18
kHz
External bias voltage
VIB, QB
1.5
V
MODout
Pin 9
Output level 1)
Unloaded
VMod out
70
mVRMS
LO and sideband suppres-
sion
LO sub
SB sub
–26
dBc
Output impedance
ZMod out
5
k
W
CLKout
Pin 14
Output frequency
FCLK out
18.432
MHz
Output voltage swing
@ load = 20 pF
VCLK out
1.8
V
Note 1)
The output signal contains some harmonics, to be filtered by an external low-pass filter


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