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STM32W108CB Scheda tecnica(PDF) 259 Page - STMicroelectronics

Il numero della parte STM32W108CB
Spiegazioni elettronici  High-performance, IEEE 802.15.4 wireless system-on-chip with up to 256 Kbytes of embedded Flash memory
PDF  278 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32W108CB Scheda tecnica(HTML) 259 Page - STMicroelectronics

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STM32W108HB STM32W108CC STM32W108CB STM32W108CZ
Electrical characteristics
Doc ID 16252 Rev 14
259/278
14.8
Digital I/O specifications
Table 65 lists the digital I/O specifications for the STM32W. The digital I/O power (named
VDD_PADS) comes from three dedicated pins (Pins 23, 28 and 37). The voltage applied to
these pins sets the I/O voltage.
Voltage supply (Regulator
Input)
VDD_PADS
Low Schmitt switching threshold
VSWIL
Schmitt input threshold
going from high to low
High Schmitt switching
threshold
VSWIH
Schmitt input threshold
going from low to high
Input current for logic 0
IIL
Input current for logic 1
IIH
Input pull-up resistor value
RIPU
Input pull-down resistor value
RIPD
Output voltage for logic 0
VOL
(IOL = 4 mA for standard
pads, 8 mA for high
current pads)
Output voltage for logic 1
VOH
(IOH = 4 mA for standard
pads, 8 mA for high
current pads)
Output source current (standard
current pad)
IOHS
Output sink current (standard
current pad)
IOLS
Output source current
high current pad: PA6, PA7,
PB6, PB7, PC0
IOHH
Output sink current
high current pad: PA6, PA7,
PB6, PB7, PC0
IOLH
Total output current (for I/O
Pads)
IOH + IOL
Input voltage threshold for
OSC32_OUT
Input voltage threshold for
OSC_OUT
Table 65.
Digital I/O characteristics
Parameter
Conditions
Min.
Typ.
Max.
Unit
2.1–3.6
V
0.42 x
VDD_PAD
S
–
0.50 x
VDD_PAD
S
V
0.62 x
VDD_PAD
S
–
0.80 x
VDD_PAD
S
V
––
-0.5
µA
––
+0.5
µA
24
29
34
k
Ω
24
29
34
k
Ω
0–
0.18 x
VDD_PAD
S
V
0.82 x
VDD_PAD
S
–
VDD_PAD
S
V
––
4
mA
––
4
mA
––
8
mA
––
8
mA
––
40
mA
0.2 x
VDD_PAD
S
–
0.8 x
VDD_PAD
S
V
0.2 x
VDD_PAD
SA
–
0.8 x
VDD_PAD
SA
V



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