Specifications

Cinterion
®
ALAS5V Hardware Interface Description
2.1 Application Interface
67
 ALAS5V_HID_v00.030a 2019-03-20
Confidential / Preliminary
Page 23 of 124
2.85V SIM
card inter-
faces
CCRST1
CCRST2
OV
OL
max = 0.4V at I = 2mA
V
OL
nom = 0.1V at I = 100µA
V
OH
min = 2.2V at I = -2mA
V
OH
nom = 2.65V at I = -100µA
V
OH
max = 2.91V
Maximum cable length or
copper track should be not
longer than 100mm to SIM
card holder.
CCIO2: External 10kW pull-
up required - for details
please refer to Section 2.1.7.
If unused keep lines open.
CCCLK1
CCCLK2
CCIO1
CCIO2
I/O R
PU
 6.7..8.5k
V
IL
max = 0.55V
V
IH
min = 2.35V
V
IH
max = 3.05V
V
OL
max = 0.4V at I = 2mA
V
OL
nom = 0.1V at I = 100µA
V
OH
min = 2.35V at I > -45µA
V
OH
max = 2.91V
CCVCC1
CCVCC2
OV
O
min = 2.75V
V
O
typ =2.85V
V
O
max = 2.91V
I
O
max = -50mA
1.8V SIM
card inter-
face
CCRST1
CCRST2
OV
OL
max = 0.4V at I = 2mA
V
OL
nom = 0.1V at I = 100µA
V
OH
min = 1.40V at I = -2mA
V
OH
min = 1.65V at I = -100µA
V
OH
max = 1.84V
Maximum cable length or
copper track should be not
longer than 100mm to SIM
card holder.
CCIO2: External 10kW pull-
up required - for details
please refer to Section 2.1.7.
If unused keep lines open.
CCCLK1
CCCLK2
CCIO1
CCIO2
I/O R
PU
 6.7..8.5k
V
IL
max = 0.30V
V
IH
min = 1.30V
V
IH
max = 1.84V
V
OL
max = 0.4V at I = 2mA
V
OL
nom = 0.1V at I = 100µA
V
OH
min = 1.40V at I > -50µA
V
OH
max = 1.84V
CCVCC1
CCVCC2
OV
O
min = 1.74V
V
O
typ = 1.80V
V
O
max = 1.84V
I
O
max = -50mA
SIM inter-
face shut-
down
BATT_ID I External pull up to VEXT and pull
down resistor within battery case
required. R
PU
= 100kR
PD
= 10k
Reserved for future use.
Connect line to GND.
Serial
Modem
Interface
ASC0
RXD0 O V
OL
max = 0.45V at I = 2mA
V
OL
nom = 0.1V at I = 100µA
V
OH
min = 1.30V at I = -2mA
V
OH
nom = 1.65V at I = -100µA
V
OH
max = 1.84V
Test points recommended
for TXD0, RXD0, DCD0,
RTS0, and CTS0.
If DCD0 is driven low during
startup-phase, module
enters Download Mode (see
Section 4.2.2)
If unused keep line open.
CTS0 O
DSR0 O
RING0 O
DCD0 I/O
TXD0 I V
IL
max = 0.50V
V
IH
min = 1.30V
V
IH
max = 2.0V
I
IHPD
= 27.5µA…97.5µA
I
ILPU
= -27.5µA…-97.5µA
I
High-Z max
= ±1µA
RTS0 I
DTR0 I
Table 4: Signal description
Function Signal name IO Signal form and level Comment