参数资料
型号: UPC8112TB-EVAL
厂商: CEL
文件页数: 7/19页
文件大小: 0K
描述: EVAL BOARD FOR UPC8112TB
标准包装: 1
类型: 降频器,L 频带
频率: 800MHz ~ 2GHz
适用于相关产品: UPC8112TB
已供物品:
μ PC8112TB
9. STANDARD CHARACTERISTICS FOR REFERENCE
(T A = + 25 ° C, V CC = V PS = V IFout = 3.0 V, P LOin = ? 10 dBm, Z S = Z L = 50 Ω )
Parameter
Conversion Gain
SSB Noise Figure
LO Leakage at RF pin
Symbol
CG
SSB ? NF
LO RF
Test Conditions
f RFin = 1.5 GHz, f LOin = 1.6 GHz
f RFin = 1.5 GHz, f LOin = 1.6 GHz
f RFin = 900 MHz, f LOin = 1 000 MHz
Reference
13
11
? 45
Unit
dB
dB
dB
f RFin = 1.5 GHz, f LOin = 1.6 GHz
f RFin = 1.9 GHz, f LOin = 1.66 GHz
? 46
? 45
RF Leakage at LO pin
RF LO
f RFin = 900 MHz, f LOin = 1 000 MHz
? 80
dB
f RFin = 1.5 GHz, f LOin = 1.6 GHz
f RFin = 1.9 GHz, f LOin = 1.66 GHz
? 57
? 55
LO Leakage at IF pin
LO if
f RFin = 900 MHz, f LOin = 1 000 MHz
? 32
dB
f RFin = 1.5 GHz, f LOin = 1.6 GHz
f RFin = 1.9 GHz, f LOin = 1.66 GHz
? 33
? 30
3rd Order Distortion Input
Note
Intercept Point
IIP 3
f RFin = 900 MHz, f LOin = 1 000 MHz
f RFin = 1.5 GHz, f LOin = 1.6 GHz
? 10
? 9
dBm
f RFin = 1.9 GHz, f LOin = 1.66 GHz
? 7
Note IIP 3 is determined by comparing two method; theoretical calculation and cross point of IM 3 curve.
IIP 3 = ( Δ IM 3 × P in + CG ? IM 3 ) ÷ ( Δ IM 3 ? 1) (dBm) [ Δ IM 3 : IM 3 curve inclination in linear range]
μ PC8112’s Δ IM 3 is closer to 3 (theoretical inclination) than μ PC2757 and μ PC2758 of conventional ICs.
10. TEST CIRCUIT
(Top View)
Signal Generator
POWER
50 Ω
1 000 pF
3
LOinput
PS
4
SAVE
C 2
Signal Generator
50 Ω
1 000 pF
2
1
GND
RFinput
V CC
IFoutput
5
6
L 1
C 4, C 5
3V
50 Ω
C 1
C 6
Spectrum Analyzer
Data Sheet P12808EJ3V0DS00
7
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