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UPC8101GR fiches techniques PDF

NEC - UP-CONVERTER WITH AGC FUNCTION QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS

Numéro de référence UPC8101GR
Description UP-CONVERTER WITH AGC FUNCTION QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS
Fabricant NEC 
Logo NEC 





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UPC8101GR fiche technique
PRELIMINARY DATA SHEET
3 V, SILICON MMIC 150 MHz UPC8101GR
QUADRATURE MODULATOR
FEATURES
• OPERATING FREQUENCY: 50 to 150 MHz
• I/Q INPUT FREQUENCY RANGE: DC to 500 kHz
• DIGITAL 90° PHASE SHIFTER
• ALLOWABLE BIAS VOLTAGE: 2.7 to 5.5 V
• POWER SAVE: "SLEEP" MODE
• SMALL SIZE SSOP20 SURFACE MOUNT PACKAGE
• TAPE AND REEL PACKAGING OPTION AVAILABLE
DESCRIPTION
The UPC8101GR is a Silicon Monolithic Integrated Circuit
(MMIC) which is manufactured using NEC's 20 GHz fT NESAT
III process. The Quadrature Modulator was designed for
digital mobile communications in general, and the CT2 band
requirements in particular. Operating on DC bias voltages as
low as 2.7 volts, this IC is ideal for handheld/portable designs.
The UPC8101GR takes an external LO signal, and digitally
divides its frequency by two to generate the quadrature LO
required for the dual internal mixer circuits. These mixers also
receive external in-phase (I) and quadrature (Q) signals. The
up-converted outputs of the mixers are combined in a differ-
ential output amplifier. The resultant output signal is at fre-
quency of fLO/2 + fI/Q. Buffers are provided at the LO, I and Q
inputs, and filtering is provided between the digital frequency
divider and the mixers. The device can be powered down by
grounding the Enable pin.
NEC's stringent quality assurance and test procedures en-
sure the highest reliability and performance.
INTERNAL BLOCK DIAGRAM
20 19 18 17 16 15 14 13 12 11
REG.
90˚
270˚
F/F
180˚
LPF
LPF
1 2 3 4 5 6 7 8 9 10
1. LOCAL IN
2. LOCAL IN
3. GND
4. Q-BIAS
5. Q-BIAS
6. GND
7. Q-INPUT
8. Q-INPUT
9. GND
10. IF OUTPUT
11. VCC
12. VENABLE
13. I-INPUT
14. I-INPUT
15. GND
16. I-BIAS
17. I-BIAS
18. GND
19. N.C.
20. GND
Note: N.C. = No Connection
ELECTRICAL CHARACTERISTICS (TA = 25°C, LO PIN = -10 dBm, VENABLE 1.8 V, ZL = 50 )
SYMBOLS
PART NUMBER
PACKAGE OUTLINE
PARAMETERS AND CONDITIONS
UNITS
UPC8101GR
S20 (SSOP 20)
VCC = 2.7 V
VCC = 5.5 V
MIN TYP MAX MIN TYP MAX
ICC
PSAT
LOLEAK
IM REJ
IM3
ZI/Q
RLLO
RLIF
τ
VENABLE
Circuit Current
VENABLE 1.0 V
Saturated Output Power
LO Leakage at IF Port (fLO/2)
Image Rejection at IF Port (fLO/2 - f I/Q)1
Third Order Intermodulation Distortion1
I/Q Port Input Impedance
LO Port Return Loss
IF Port Return Loss
Power Enable Response Time
Turn on
Turn off
Power Enable Control Voltage
On
Off
Note:
1. fLO = 300.1 MHz, fI/Q = 36 kHz at VCC/2 + 1 Vp-p.
mA
mA
dBm
dBm
dBc
dBc
K
dB
dB
µsec
µsec
V
V
10 15 22
0.33 0.4
17 24.5 32
1.05 1.2
-16 -11 -8 -13 -8
-5
-49 -37
-39 -28
28.5 37
28.5 38
37 56
500 1000
500 700
26 26
21 21
15
13
15
13
1.8 5.5 1.8 5.5
1.0 1.0
California Eastern Laboratories

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