PSD853F5VA-70JIT Просмотр технического описания (PDF) - STMicroelectronics

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PSD853F5VA-70JIT

Flash in-system programmable (ISP) ipherals for 8-bit MCUs, 5 V

STMicroelectronics 

Pin description

PSD8XXFX

Table 3. PLCC52 pin description (1) (continued)

Pin name Pin Type

Description

PD2 pin of port D. This port pin can be configured to have the following functions:

MCU I/O - write to or read from a standard output or input port.

PD2

8

I/O Input to the PLDs.

CPLD output (External Chip Select).

PSD Chip Select input (CSI). When low, the MCU can access the PSD memory and

I/O. When high, the PSD memory blocks are disabled to conserve power.

VCC 15, 38

Supply voltage

GND

1, 16,

26

Ground pins

) 1. The pin numbers in this table are for the PLCC package only. See the package information from Table 73 onwards, for pin

t(s numbers on other package types.

Obsolete Product(s) - Obsolete Produc 2. These functions can be multiplexed with other functions.

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Doc ID 7833 Rev 7

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