Specifications

Cinterion
®
TX62-W/TX82-W Hardware Interface Description
2.4 Sample Application
73
t TX62-W_TX62-W-x_TX82-W-x_HID_v01.200d 2022-09-08
Public / Preliminary
Page 72 of 170
Figure 34: Schematic diagram of TX62/TX82 sample application
VSIM
CCIO
CCCLK
CCIN
CCRST
SIM
V180
220nF
1nF
GND
GND
GND
RF_OUT
BATT+RF
Power supply
Main antenna
TXx2-W
All SIM components should be
close to card holder.
Keep SIM wires low capacitive.
10pF
10pF
150µF,
Low ESR!
33pF
22K
VCORE
V180
ASC1
ASC0
8
GND
GND
ANT_GNSS
GNSS antenna
BATT+BB
47µF,
Low ESR!
33pF
4
100K
Power indication
EMERG_RST
100K
FST_SHDN
STATUS
Blocking****
LED
0K
Add optiona l 10pF for SIM pro tection
against RF (interna l Antenna)
ESD **
ESD **
RF *
RF *
Low ESR!, e.g., X7 R MLCC
Enhanced ESD ***
eUICC
CC2_VCC
eUICC interface (optional ) *****
GPIO20...23
GPIO25
Blocking****
5
USB
3
GPIO6...7
SIM_SWITCH
ON
BATT+BB
22K
150K
10K
Blocking****
Blocking****
CC2_VPP
CC2_IO
CC2_RST
CC2_CLK
RF* = Optional 47pF against self-interference. See also Section 3.6 for measures against RF interference
ESD** = ESD protection for RF antenna interface. For more details see Section 3.6.1
Enhanced ESD*** = Enhanced ESD protection for SIM interface. For more details see Section 2.1.6.1
Blocking**** = For more details see Section 3.6
eUICC interface***** = For more details see Section 2.1.7
For switch on circuit see Section 3.2.1