User Guide

LM960 HW Design Guide
1VV0301485 Rev. 15 Page 55 of 88 2020-08-13
ESD Protection for USB3.0
6.6.2. SIM Interface
The LM960 supports two external SIM interfaces (1.8V or 2.85V).
Below table lists the SIM interface signals.
SIM Interface Signals
PIN Signal I/O Function Type Comment
SIM Card Interface 1
8 SIMVCC1 O Supply output for an
external UIM1 card
1.8V / 2.85V Power
10 SIMIO1 I/O Data connection with an
external UIM1 card
1.8V / 2.85V
12 SIMCLK1 O Clock output to an
external UIM1 card
1.8V / 2.85V
14 SIMRST1 O Reset output to an
external UIM1 card
1.8V / 2.85V
SIM Card Interface 2
16 SIMVCC2 O Supply output for an
external UIM2 card
1.8 / 2.85V Power
19 SIMIO2 I/O Data connection with an
external UIM2 card
1.8 / 2.85V
17 SIMCLK2 O Clock output to an
external UIM2 card
1.8 / 2.85V