Datasheet LT5570 (Analog Devices) - 3

FabricanteAnalog Devices
DescripciónFast Responding, 40MHz to 2.7GHz Mean-Squared Power Detector
Páginas / Página16 / 3 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply …
Formato / tamaño de archivoPDF / 275 Kb
Idioma del documentoInglés

ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating

ELECTRICAL CHARACTERISTICS The denotes the specifi cations which apply over the full operating

Línea de modelo para esta hoja de datos

Versión de texto del documento

LT5570
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C, VCC = 5V, EN = 5V, unless otherwise noted. Test circuits are shown in Figures 1 and 3. (Notes 2 and 3). PARAMETER CONDITIONS MIN TYP MAX UNITS fRF = 880MHz
RF Input Power Range CW Input; 1:4 Balun Matched into 50Ω Source –48 to 13 dBm Linear Dynamic Range (Note 5) ±1dB Linearity Error, TA = –40°C to 85°C 61 dB Output Slope 37.7 mV/dB Logarithmic Intercept –51.9 dBm Output Variation vs Temperature Normalized to Output at 25°C ±0.4 dB –40°C < TA < 85°C; PIN = –47dBm to 13dBm Deviation from CW Response 11dB Peak to Average Ratio (3-Carrier CDMA2K) 0.3 dB 12dB Peak to Average Ratio (4-Carrier WCDMA) 0.2 2nd Order Harmonic Distortion At RF Input; CW Input; PIN = 10dBm 60 dBc 3rd Order Harmonic Distortion At RF Input; CW Input; PIN = 10dBm 61 dBc
fRF = 2140MHz
RF Input Power Range CW Input; 1:4 Balun Matched into 50Ω Source –38 to 13 dBm Linear Dynamic Range (Note 5) ±1dB Linearity Error, TA = –40°C to 85°C 47 51 dB Output Slope 34.8 36.5 39.0 mV/dB Logarithmic Intercept –43.6 –40.6 –37.6 dBm Output Variation vs Temperature Normalized to Output at 25°C ±0.3 dB –40°C < TA < 85°C; PIN = –36dBm to 13dBm Deviation from CW Response 11dB Peak to Average Ratio (3-Carrier CDMA2K) 0.1 dB 12dB Peak to Average Ratio (4-Carrier WCDMA) 0.2 dB
fRF = 2700MHz
RF Input Power Range CW Input; 1:4 Balun Matched into 50Ω Source –35 to 13 dBm Linear Dynamic Range (Note 5) ±1dB Linearity Error, TA = –40°C to 85°C 48 dB Output Slope 36.4 mV/dB Logarithmic Intercept –38.5 dBm Output Variation vs Temperature Normalized to Output at 25°C ±0.2 dB –40°C < TA < 85°C; PIN = –31dBm to 13dBm Deviation from CW Response 11dB Peak to Average Ratio (3-Carrier CDMA2K) 0.1 dB 12dB Peak to Average Ratio (4-Carrier WCDMA) 0.5
Output
Output DC Voltage No RF Signal Present 0.1 V Output Impedance 100 Ω Sourcing/Sinking 5/2.5 mA Rise Time 0.2V to 1.6V, 10% to 90%, C1 = 22nF, fRF = 2140MHz 0.5 μS Fall Time 1.6V to 0.2V, 90% to 10%, C1 = 22nF, fRF = 2140MHz 8 μS 5570f 3