參數(shù)資料
型號(hào): PSD4235G2-A-15U
廠商: STMICROELECTRONICS
元件分類(lèi): 微控制器/微處理器
英文描述: 4M X 1 FLASH, 52 I/O, PIA-GENERAL PURPOSE, PQFP80
封裝: PLASTIC, TQFP-80
文件頁(yè)數(shù): 14/104頁(yè)
文件大?。?/td> 1114K
代理商: PSD4235G2-A-15U
Obsolete
Product(s)
- Obsolete
Product(s)
PSD4135G2, PSD4135G2V
Pin description
Doc ID 7838 Rev 2
PE7
78
I/O
CMOS
or
Open
Drain
PE7 pin of Port E. This port pin can be configured to have the following functions:
1. MCU I/O - standard output or input port.
2. Latched address output.
PF0-PF7
31-38
I/O
CMOS
or
Open
Drain
These pins make up Port F. These port pins are configurable and can have the
following functions:
1. MCU I/O - standard output or input port.
2. Inputs to GPLD.
3. Latched address outputs.
4. Address A1-A3 inputs in 80C51XA mode (PF0 is grounded)
5. Data bus port (D0-D7) in a non-multiplexed bus configuration.
6. MCU reset mode.
PG0-PG7
21-28
I/O
CMOS
or
Open
Drain
These pins make up Port G. These port pins are configurable and can have the
following functions:
1. MCU I/O - standard output or input port.
2. Latched address outputs.
3. Data bus port (D8-D15) in a non-multiplexed bus configuration.
4. MCU reset mode.
VCC
9, 29,
69
Supply voltage
GND
8, 30,
49,
50, 70
Ground pins
Table 2.
Pin description (continued)
Pin name
Pin
Type
Description
相關(guān)PDF資料
PDF描述
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