TDK blu2i 用户手册
V
IH
min=2.10V
V
IH
max=3.7V
PCM
Interface
Interface
PCM_CLK 20
I
or
O
O/P : V
OL
max=0.2V
V
OH
min=2.8V
I/P : V
IL
max=0.8V
V
IH
min=2.10V
V
IH
max=3.7V
If unused
keep pins
open
keep pins
open
PCM_IN
22
I
V
IL
max=0.8V
V
IH
min=2.10V
V
IH
max=3.7V
PCM_SYNC
24
I
or
O
O/P : V
OL
max=0.2V
V
OH
min=2.8V
I/P : V
IL
max=0.8V
V
IH
min=2.10V
V
IH
max=3.7V
PCM_OUT
26
O
V
OL
max=0.2V
V
OH
min=2.8V
Reserved BC02
USB D-
32 I V
IL
max =0.3vdd_pads
V
IH
min =0.7cdd_pads
Normally
inactive.
Pull to GND
through 10K
inactive.
Pull to GND
through 10K
BC02
USB D+
34 I V
IL
max =0.3vdd_pads
V
IH
min =0.7cdd_pads
GPIO
GPIO 1 - 5
2,4,12,
14,16
14,16
I or O O/P : V
OL
max=0.2V
V
OH
min=2.8V
I/P : V
IL
max=0.8V
V
IH
min=2.10V
V
IH
max=3.7V
Analog
I/O
I/O
AIO_0,
AIO_1
AIO_1
1, 3
I/O
Vout max=VDD_PIO-
.3
Vout min=VDD_PIO
.3
Vout min=VDD_PIO
Reset RESET 13 I V
DD
falling
threshold=1.5V typ
V
V
DD
rising
threshold=1.6V typ
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