LMH2100 Datasheet, PDF (7/49 Pages) National Semiconductor (TI) – 50 MHz to 4 GHz 40 dB Logarithmic Power Detector for CDMA and WCDMA

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LMH2100
SNWS020C – NOVEMBER 2007 – REVISED OCTOBER 2015
2.7-V DC and AC Electrical Characteristics (continued)
Unless otherwise specified, all limits are ensured at T_A = 25°C, V_DD = 2.7 V, RF input frequency ƒ = 1855 MHz CW
(Continuous Wave, unmodulated). Maximum and minimum limits apply at the temperature extremes.⁽¹⁾.
PARAMETER
TEST CONDITIONS
MIN ⁽²⁾
TYP ⁽³⁾ MAX ⁽²⁾
UNIT
ƒ = 50 MHz, MIN and MAX at T_A = –40°C
to +85°C
1.38
1.44
1.49
ƒ = 900 MHz, MIN and MAX at T_A = –40°C
to +85°C
1.34
1.43
1.46
ƒ = 1855 MHz, MIN and MAX at T_A =
–40°C to +85°C
1.27
1.32
1.36
ΔV_OUT
Output voltage range
P_IN from −45 dBm to −5 dBm⁽⁵⁾
ƒ = 2500 MHz, MIN and MAX at T_A =
–40°C to +85°C
ƒ = 3000 MHz, MIN and MAX at T_A =
–40°C to +85°C
1.19
1.23
1.27 V
1.11
1.16
1.19
ƒ = 3500 MHz, MIN and MAX at T_A =
–40°C to +85°C
1
1.05
1.1
ƒ = 4000 MHz, MIN and MAX at T_A =
–40°C to +85°C
0.91
0.97
1.01
ƒ = 50 MHz
39.6
40.9
42.1
ƒ = 900 MHz
37.0
38.2
39.4
K_SLOPE Logarithmic slope⁽⁵⁾
ƒ = 1855 MHz
ƒ = 2500 MHz
ƒ = 3000 MHz
34.5
35.5
36.5
32.7
33.7
34.6 mV/dB
31.1
32.1
33.1
ƒ = 3500 MHz
29.7
30.7
31.6
f = 4000 MHz
28.5
29.4
30.3
ƒ = 50 MHz
–50.2
−49.5 –48.8
ƒ = 900 MHz
–53.6
−52.7 –51.8
P_INT
Logarithmic intercept⁽⁵⁾
ƒ = 1855 MHz
ƒ = 2500 MHz
ƒ = 3000 MHz
–53.2
–52.4
–51.2
−52.3
−51.2
−50.1
–51.4
–50.1
–48.9
dBm
ƒ = 3500 MHz
–49.1
−47.8 –46.4
e_n
Output referred noise⁽⁶⁾
v_N
Output referred noise⁽⁵⁾
PSRR Power supply rejection ratio⁽⁶⁾
ƒ = 4000 MHz
P_IN = −10 dBm at 10 kHz
Integrated over frequency band, 1 kHz to
6.5 kHz
Integrated over frequency band, 1 kHz to
6.5 kHz
T_A = –40°C to +85°C
P_IN = −10 dBm, ƒ = 1800 MHz
P_IN = −10 dBm, ƒ = 1800 MHz
T_A = –40°C to +85°C
–47.3
55
−46.1
1.5
100
60
–44.9
µV/√Hz
µV_RMS
150
dB
(6) This parameter is ensured by design and/or characterization and is not tested in production.
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