QM55003

Mid-Band Low-Band NB_IoT TxM

QM55003 Data Sheet REV C | Subject to change without notice

9 of 25

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PRELIMINARY

Electrical Specifications: NB-IoT : Band 5, 8, 12, 13, 14, 17, 18, 19, 20, 26, 28, 71,

85 - continued

(Temp = +25°C, Vbatt = 3.0V, VCC = 2.5V, VIO= +1.8V,

50 Ω system, Modulation used: 1tone@position0, NB-IoT, QPSK, 15 KHz

subcarrier spacing, 1tone with MPR=0, unless otherwise specified)

Parameter

Conditions

Min.

Typ.

Max.

Units

Harmonic

suppression, 2fo

Bands 12, 17, 71,

85

Pout ≦ Prated

-

-52

-

dBm

Band 8

-

-49

-

Bands 5, 14, 18,

19, 20, 26

-

-52

-

Band 28

-

-53

-

Band 13

-

-58

-

Harmonic

suppression, 3fo

Bands 12, 17, 71,

85

Pout ≦ Prated

-

-46

-

Band 8

-

-42

-

Bands 5, 14, 18,

19, 20, 26

-

-43

-

Band 28

-44

Band 13

-

-41

-

Rx Band Noise

Band 71 Rx

617 -652 MHz

-

-123

-

dBm/Hz

Band 85 Rx

728 -- 746 MHz

-

-125

-

Band 12 Rx

729

– 746 MHz

-

-125

-

Band 13 Rx

746

– 756 MHz

-

-131

-

Band 14 Rx

758

– 768 MHz

-

-131

-

Band 28 Rx

758

– 803 Mhz

-

-125

-

Band 26 Rx

859

– 894 MHz

-

-125

-

Band 20 Rx

791

– 821 MHz

-

-128

-

Band 8 Rx

925

– 960 MHz

-

-128

-

WiFi Band Noise

Pout = Prated, 2400

– 2495MHz

-

-156

-

Pout = Prated, 5150

– 5850MHz

-

-150

-

GPS band noise power

Pout = Prated, 1574

– 1577MHz

-

-166

-

Input VSWR

No external matching

-

2.5:1

-

-

Gain Switching Time

Time required for output power to settle

to within ±1dB of the final output power

for any given mode transistion.

-

-

10

uSec

Stability, Spurious Output Levels

Load VSWR = 10:1, all phase angles,

Pin adjusted for Pout = 24dBm into 50

Ω

load

-

-

-36

dBm