ZPSD401A1V-C-20U datasheet, PDF

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ZPSD401A1V-C-20U: DescriptionParallel I/O Port, 40 I/O, CMOS, PQFP80, PLASTIC, TQFP-80; CategoryThe embedded processor and controller Microcontrollers and processors; File Size664KB，123 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

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ZPSD401A1V-C-20U Overview

Parallel I/O Port, 40 I/O, CMOS, PQFP80, PLASTIC, TQFP-80

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PSD4XX

ZPSD4XX

Low Cost Field Programmable Microcontroller Peripherals

NOT FOR NEW DESIGN

FEATURES SUMMARY

Single Supply Voltage:

– 5 V±10% for PSD4XX

– 2.7 to 5.5 V for PSD4XX-V

Figure 1. Packages

Up to 1 Mbit of UV EPROM

Up to 16 Kbit SRAM

Input Latches

Programmable I/O ports

Page Logic

Programmable Security

PLDCC68 (J)

CLDCC68 (L)

TQFP68 (U)

January 2002

This is information on a product still in production but not recommended for new designs.

1/3

PSD4XX Family

PSD4XX/ZPSD4XX

Field-Programmable Microcontroller Peripherals

Table of Contents

Introduction ...........................................................................................................................................................1

Key Features ........................................................................................................................................................2

Notation ................................................................................................................................................................3

Zero-Power Background .......................................................................................................................................3

Integrated Power Management

Operation ........................................................................................................5

Design Flow ..........................................................................................................................................................6

PSD4XX Family ....................................................................................................................................................7

Table 2. PSD4XX Pin Descriptions......................................................................................................................8

The PSD4XX Architecture ..................................................................................................................................10

9.1 The ZPLD Block..........................................................................................................................................10

9.1.1 The PSD4XXA1 ZPLD Block............................................................................................................10

9.1.1.1 The DPLD ..........................................................................................................................12

9.1.1.2 The GPLD ..........................................................................................................................13

9.1.1.3 TPA Macrocell Structure ...................................................................................................13

9.1.1.4 Port B Macrocell Structure .................................................................................................17

9.1.1.5 The ZPLD Power Management..........................................................................................18

9.1.2 The PSD4XXA2 ZPLD Block............................................................................................................22

9.1.2.1 The DPLD ..........................................................................................................................24

9.1.2.2 The GPLD ..........................................................................................................................26

9.1.2.3 Port A Macrocell Structure .................................................................................................26

9.1.2.4 Port B Macrocell Structure .................................................................................................30

9.1.2.5 Port E Macrocell Structure .................................................................................................33

9.1.2.6 The ZPLD Power Management..........................................................................................34

9.2 Bus Interface...............................................................................................................................................37

9.2.1 Bus Interface Configuration ..............................................................................................................37

9.2.2 PSD4XX Interface to a Multiplexed Bus ...........................................................................................38

9.2.3 PSD4XX Interface to Non-Multiplexed Bus ......................................................................................38

9.2.4 Data Byte Enable..............................................................................................................................42

9.2.5 Optional Features .............................................................................................................................43

9.2.6 Bus Interface Examples....................................................................................................................43

9.3 I/O Ports......................................................................................................................................................48

9.3.1 Standard MCU I/O ............................................................................................................................48

9.3.2 PLD I/O ...........................................................................................................................................48

9.3.3 Address Out......................................................................................................................................49

9.3.4 Address In ........................................................................................................................................49

9.3.5 Data Port ..........................................................................................................................................49

9.3.6 Alternate Function In ........................................................................................................................49

9.3.7 Peripheral I/O ...................................................................................................................................50

9.3.8 Open Drain Outputs..........................................................................................................................50

9.3.9 Port Registers...................................................................................................................................51

9.3.10 Port A – Functionality and Structure.................................................................................................54

9.3.11 Port B – Functionality and Structure.................................................................................................54

9.3.12 Port C and Port D – Functionality and Structure ..............................................................................57

9.3.13 Port E – Functionality and Structure.................................................................................................57

9.4 Memory Block .............................................................................................................................................61

9.4.1 EPROM ............................................................................................................................................61

9.4.2 SRAM ...............................................................................................................................................61

PSD4XX Family

PSD4XX/ZPSD4XX

Field-Programmable Microcontroller Peripherals

Table of Contents

(cont.)

10.0

11.0

12.0

13.0

14.0

15.0

16.0

17.0

18.0

19.0

20.0

9.4.3 Memory Select Map..........................................................................................................................61

9.4.4 Memory Select Map for 8031 Application.........................................................................................62

9.4.5 Peripheral I/O ...................................................................................................................................65

9.5 Power Management Unit ............................................................................................................................67

9.5.1 Standby Mode ..................................................................................................................................67

9.5.2 Other Power Saving Options ............................................................................................................70

Page Register .....................................................................................................................................................72

Security Protection..............................................................................................................................................72

System Configuration .........................................................................................................................................73

12.1 Reset Input ..............................................................................................................................................76

12.2 ZPLD and Memory During Reset.............................................................................................................76

12.3 Register Values During and After Reset..................................................................................................76

12.4 ZPLD Macrocell Initialization ...................................................................................................................76

Specifications......................................................................................................................................................77

13.1 Absolute Maximum Ratings .....................................................................................................................77

13.2 Operating Range .....................................................................................................................................77

13.3 Recommended Operating Conditions......................................................................................................77

13.4 AC/DC Parameters ..................................................................................................................................78

13.5 Example of ZPSD4XX Typical Power Calculation at V

= 5.0 V...........................................................80

13.6 DC Characteristics (5 V ± 10% versions) ................................................................................................81

13.7 AC/DC Parameters – ZPLD Timing Parameters .....................................................................................82

13.8 Microcontroller Interface – AC/DC Parameters .......................................................................................84

13.9 DC Characteristics (ZPSD4XXV Versions) (3.0 V ± 10% versions) ........................................................88

13.10 AC/DC Parameters – ZPLD Timing Parameters (3.0 V ± 10% versions)................................................89

13.11 Microcontroller Interface – AC/DC Parameters (3.0 V± 10% versions)...................................................91

Timing Diagrams.................................................................................................................................................95

Pin Capacitance................................................................................................................................................102

AC Testing ........................................................................................................................................................102

Erasure and Programming................................................................................................................................102

PSD4XX Pin Assignments ................................................................................................................................103

Package Information.........................................................................................................................................105

PSD4XX Product Ordering Information ............................................................................................................110

20.1 PSD4XX Family – Selector Guide .........................................................................................................110

20.2 Part Number Construction .....................................................................................................................111

20.3 Ordering Information..............................................................................................................................111

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