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ALT6708 Datasheet, PDF (4/11 Pages) ANADIGICS, Inc – HELP4 UMTS900 (Band 8) WCDMA, LTE Linear PAM
ALT6708
Table 4: Electrical Specifications - LTE Operation (RB = 12, START = 0, QPSK)
(TC = +25 °C, VBATT = VCC = +3.4 V, VEN = +1.8 V, 50 Ω system)
PARAMETER
COMMENTS
MIN TYP MAX UNIT
POUT
VMODE1 VMODE2
Gain
ACLR E-UTRA
at  10 MHz offset
ACLR UTRA
at  7.5 MHz offset
25 27.5 31
14 17.5 21
9
12.5 16
-
-39
-35
-
-39
-35
-
-40
-35
-
-39
-37
-
-40
-37
-
-40
-37
POUT = +27.7 dBm 0 V
0V
dB POUT = +16 dBm 1.8 V 0 V
POUT = +6.5 dBm 1.8 V 1.8 V
POUT = +27.7 dBm 0 V
0V
dBc POUT = +16 dBm 1.8 V 0 V
POUT = +6.5 dBm 1.8 V 1.8 V
POUT = +27.7 dBm 0 V
0V
dBc POUT = +16 dBm 1.8 V 0 V
POUT = +6.5 dBm 1.8 V 1.8 V
ACLR UTRA
at  12.5 MHz offset
Power-Added Efficiency
Quiescent Current (Icq)
Low Bias Mode
-
-59
-40
-
-60
-40
-
-60
-40
31
35
-
18
22
-
12
17
-
-
2.8
4.5
POUT = +27.7 dBm 0 V
0V
dBc POUT = +16 dBm 1.8 V 0 V
POUT = +6.5 dBm 1.8 V 1.8 V
POUT = +27.7 dBm 0 V
0V
%
POUT = +16 dBm 1.8 V 0 V
POUT = +6.5 dBm 1.8 V 1.8 V
mA through VCC pin
1.8 V 1.8 V
Mode Control Current
-
0.06 0.15
mA through VMODE pins, VMODE1,2 = +1.8 V
Enable Current
-
0.03 0.1
mA through VEN pin, VEN = +1.8 V
BATT Current
-
0.8
1.5
mA through VBATT pin, VMODE1,2 = +1.8 V
Leakage Current
-
<5
10
A
VBATT = VCC = +4.35 V,
VEN = 0 V, VMODE1,2 = 0 V
Noise in Receive Band
-
-133
-
dBm/Hz 925 MHz to 960 MHz
Harmonics
2fo
3fo, 4fo
-
-
-50
-35
-58
-45
dBc POUT +27.7 dBm
Input Impedance
-
-
2:1 VSWR
Coupling Factor
-
20
-
dB
Directivity
-
20
-
dB
Coupler IN_OUT
Daisy Chain Insertion Loss
-
0.35
-
dB
698 MHz to 2620 MHz
Pin 6-8, Shutdown Mode
Spurious Output Level
(all spurious outputs)
-
-
Load mismatch stress with no
permanent degradation or failure
8:1
-
Notes:
(1) ACLR and Efficiency measured at 897.5 MHz.
POUT +27.7 dBm
-70
dBc
In-band load VSWR < 5:1
Out-of-band load VSWR < 10:1
Applies over all operating conditions
-
VSWR Applies over full operating range
4
Data Sheet - Rev 2.3
03/2012