LMH2110_15 Datasheet, PDF (7/36 Pages) Texas Instruments – LMH2110 8-GHz Logarithmic RMS Power Detector with 45-dB Dynamic Range

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LMH2110
SNWS022D – JANUARY 2010 – REVISED JUNE 2015
2.7-V and 4.5-V DC and AC Electrical Characteristics (continued)
Unless otherwise specified: all limits are ensured to T_A = 25°C, V_BAT = 2.7 V and 4.5 V (worst of the 2 is specified),
RF_IN = 1900 MHz CW (Continuous Wave, unmodulated).⁽¹⁾
PARAMETER
TEST CONDITIONS
MIN ⁽²⁾
TYP ⁽³⁾ MAX⁽²⁾
RF DETECTOR TRANSFER
RF_IN = 1900 MHz (fit range –20 dBm to –10 dBm)⁽⁵⁾
Minimum power level,
P_MIN
bottom end of dynamic Log conformance error within ±1 dB
–36
range
P_MAX
Maximum power level,
top end of dynamic range
Log conformance error within ±1 dB
0
V_MIN
V_MAX
K_SLOPE
P_INT
Minimum output voltage
maximum output voltage
Logarithmic slope
Logarithmic Intercept
At P_MIN
At P_MAX
±1-dB Log conformance error (E_LC)
Limits apply at temperature extremes.
41.8
–35.5
3
1.5
43.9
–35.1
36
46.1
–34.7
±3-dB Log conformance Error (E_LC)
45
±3-dB Log conformance error (E_LC)
Limits apply at temperature extremes.
43
DR
Dynamic range for
specified accuracy
±0.5-dB Input referred variation over temperature
(E_VOT), from P_MIN
Limits apply at temperature extremes.
41
±0.3-dB error for a 1-dB Step (E1dB STEP)
40
±0.3-dB error for a 1-dB Step (E1dB STEP)
Limits apply at temperature extremes.
38
±1-dB error for a 10-dB Step (E10-dB 30 STEP)
Limits apply at temperature extremes.
30
E_MOD
Input-referred variation
due to modulation
W-CDMA Release 6/7/8,
–38 dBm < RF_IN < –5 dBm
0.09
LTE, –38 dBm < RF_IN < –5 dBm
0.18
RF_IN = 3500 MHz, fit range –15 dBm to –5 dBm⁽⁵⁾
Minimum power level,
P_MIN
bottom end of dynamic Log conformance error within ±1 dB
–31
range
P_MAX
Maximum power level,
top end of dynamic range
Log conformance error within ±1 dB
6
V_MIN
V_MAX
K_SLOPE
P_INT
Minimum output voltage
Maximum output voltage
Logarithmic slope
Logarithmic Intercept
At P_MIN
At P_MAX
±1-dB Log conformance error (E_LC)
±1-dB Log conformance error (E_LC)
Limits apply at temperature extremes.
41.8
–30.5
2
1.52
44
–29.7
37
36
46.1
–28.8
DR
Dynamic range for
specified accuracy
±3-dB Log conformance error (E_LC)
±3-dB Log conformance error (E_LC)
Limits apply at temperature extremes.
44
42
±0.5-dB Input referred variation over temperature
(E_VOT), from P_MIN
39
Limits apply at temperature extremes.
UNIT
dBm
dBm
mV
V
mV/dB
dBm
dB
dB
dBm
dBm
mV
V
mV/dB
dBm
dB
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