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UPSD325X 数据表(PDF) 47 Page - STMicroelectronics

部件名 UPSD325X
功能描述  Flash Programmable System Devices with 8032 Microcontroller Core and 256Kbit SRAM
PDF  176 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

UPSD325X 数据表(HTML) 47 Page - STMicroelectronics

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µPSD325X DEVICES
PORT Type and Description
Figure 17. PORT Type and Description (Part 1)
AI06653
Symbol
Circuit
Description
In /
Out
RESET
I
• Schmitt input with internal pull-up
CMOS compatible interface
NFC : 400ns
WR, RD,ALE,
PSEN
O
Output only
Sink current : 5mA
.
XTAL1,
XTAL2
I
O
On-chip oscillator
On-chip feedback resistor
Stop in the power down mode
External clock input available
CMOS compatible interface
PORT0
I/O
Bidirectional I/O port
Schmitt input
Open-drain output(5V)
Address Output ( Push-Pull )
Sink current : 5mA
CMOS compatible interface
Source current: 5mA
NFC
xon



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