Quectel EC25 series

2.4. Fun
The followi
n
 Power
 Baseb
a
 DDR+
N
 Radio
f
 Periph
e
VBAT_BB
VBAT_RF
PWRKE
Y
ADCs
RESET_N
STATUS
E
ctional
D
n
g figure sh
o
manageme
n
a
nd
N
AND flash
f
requency
e
ral interfac
e
Y
V
E
C25-A_U
s
D
iagram
o
ws a block
n
t
e
PMIC
APT
V
DD_EXT
s
e
r
_Manual
C
diagram of
P
A
19.2
M
XO
Control
Tx
Figure 1:
C
onfidenti
a
EC25 and i
l
A
Switch
ANT_MAI
N
USB
M
I
Q
Duple
x
PRx
Functiona
a
l / Release
l
lustrates th
e
B
Transc
e
L
N
N
ANT_
G
USIM
P
S
A
Q
x
l Diagram
d 12 /
6
e
major fun
c
B
aseban
d
e
ive
r
NA
A
G
NSS
P
CM I2
C
A
W
Co
n
D
L
EC25-AU
6
9
c
tional parts
d
S
Switch
A
NT_DIV
UART
C
n
trol
SAW
D
Rx
L
TE Modul
e
ser Manu
a
.
NAND
DDR2
S
DRAM
GPIOs
e
a
l