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ST7LCRDIE6/XXX датащи(PDF) 8 Page - STMicroelectronics

номер детали ST7LCRDIE6/XXX
подробное описание детали  Full-speed USB MCU with smartcard interface
PDF  29 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7LCRDIE6/XXX датащи(HTML) 8 Page - STMicroelectronics

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ST7LCR
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Legend/abbreviations
●
Type: I = input, O = output, S = supply
●
In/Output level: CT = CMOS 0.3VDD/0.7VDD with input trigger
●
Output level: HS = 10 mA high sink (on N-buffer only)
●
Port and control configuration:
–
Input: float = floating, wpu = weak pull-up, int = interrupt, ana = analog
–
Output: OD = open drain, PP = push-pull
11
OSCIN
CT
Input/Output oscillator pins. These pins
connect a 4 MHz parallel-resonant crystal, or
an external source to the on-chip oscillator.
12
OSCOUT
CT
13
GND
S
Must be held low in normal operating mode.
14
NC
Not used(1)
15
NC
Not used
16
DM
I/O
CT
USB Data Minus line
17
DP
I/O
CT
USB Data Plus line
18
USBVCC
O
CT
3.3 V Output for USB
19
VDDA
S
Power supply voltage 4-5.5 V
20
VDD
S
Power supply voltage 4-5.5 V
21
NC
Not used
22
NC
Not used
23
GNDA
S
Ground
24
GND
S
1.
Pins 8,9,10, and 14 must be connected to ground.
Table 2.
Pin description (continued)
Pin
number
Pin name
Level
Port/control
Main function
(after reset)
Alternate function
Input Output
VFQFPN24



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