User's Manual

LE920A4 HW User Guide General Product Description

Doc#: 1VV0301261 RF parameters

Rev. 4.3 Page 21 of 123 2017-12-07

Mode

Freq. Tx

(MHz)

Freq. Rx

(MHz)

Channels

Tx-Rx

Offset

LTE 700 – B28 703 ~ 748 758 ~ 803 Tx : 27210 ~ 27659

Rx : 9210 ~ 9659

45 MHz

LTE TDD 2600 –

B38

2570 ~ 2620 2570 ~ 2620 Tx: 37750 ~ 38250

Rx: 37750 ~ 38250

0 MHz

LTE TDD 1900 –

B39

1880 ~ 1920 1880 ~ 1920 Tx: 38250 ~ 38650

Rx: 38250 ~ 38650

0 MHz

LTE TDD 2300 –

B40

2300 ~ 2400 2300 ~ 2400 Tx: 38650 ~ 39650

Rx: 38650 ~ 39650

0 MHz

LTE TDD 2500 –

B41M

2555 ~ 2655 2555 ~ 2655 Tx: 40265 ~ 41215

Rx: 40265 ~ 41215

0 MHz

RF parameters

2.7.1. Sensitivity

The module’s maximum sensitivity levels are as follows:

• -108 dBm @ 2G

• -113 dBm @ 3G

• -102 dBm @ 4G FDD (BW=5 MHz)

2.7.2. Output power

LE920A4 typical values for Max output level are as follow:

• 2G:

- LB: 33dBm

- HB: 30dBm

• 3G/TD-SCDMA: 24dBm

• 4G (FDD & TDD):23dBm @1RB.