Microcontroller Peripherals. PSD211R Datasheet

PSD211R Peripherals. Datasheet pdf. Equivalent


ST Microelectronics PSD211R
PSD211R
ZPSD211R, ZPSD211RV
Low Cost Field Programmable Microcontroller Peripherals
FEATURES SUMMARY
s Single Supply Voltage:
– 5 V±10% for PSD211R and ZPSD211R
– 2.7 to 5.5 V for ZPSD211RV
s Up to 256 Kbit of EPROM
s Input Latches
s Programmable I/O ports
s Programmable Security
Figure 1. Packages
PLDCC44 (J)
CLDCC44 (L)
PQFP44 (M)
January 2002
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PSD211R Datasheet
Recommendation PSD211R Datasheet
Part PSD211R
Description Low Cost Field Programmable Microcontroller Peripherals
Feature PSD211R; PSD211R ZPSD211R, ZPSD211RV Low Cost Field Programmable Microcontroller Peripherals FEATURES SUMMARY.
Manufacture ST Microelectronics
Datasheet
Download PSD211R Datasheet




ST Microelectronics PSD211R
PSD211R Family
PSD211R ZPSD211R ZPSD211RV
Low Cost Microcontroller Peripherals
Table of Contents
1 Introduction ...........................................................................................................................................................1
2 Notation ................................................................................................................................................................2
3 Key Features ........................................................................................................................................................4
4 PSD211R Family Feature Summary ....................................................................................................................5
5 Partial Listing of Microcontrollers Supported ........................................................................................................5
6 Applications ..........................................................................................................................................................5
7 ZPSD Background ................................................................................................................................................5
7.1 Integrated Power ManagementTM Operation .............................................................................................6
8 Operating Mode ....................................................................................................................................................9
9 Programmable Address Decoder (PAD)...............................................................................................................9
10 I/O Port Functions ...............................................................................................................................................12
10.1 CSIOPORT Registers..............................................................................................................................12
10.2 Port A (PA0-PA7).....................................................................................................................................12
10.3 Port B (PB0-PB7).....................................................................................................................................14
10.4 Port C (PC0-PC2) ....................................................................................................................................15
11 PSD Memory ......................................................................................................................................................16
11.1 EPROM....................................................................................................................................................16
11.2 Programming and Erasure.......................................................................................................................16
12 Control Signals ...................................................................................................................................................16
12.1 ALE or AS ................................................................................................................................................17
12.2 WR or R/W...............................................................................................................................................17
12.3 RD/E ........................................................................................................................................................17
12.4 PSEN .......................................................................................................................................................17
12.5 A19/CSI ...................................................................................................................................................17
12.6 Reset Input ..............................................................................................................................................18
13 Program/Data Space and the 8031 ....................................................................................................................20
14 Systems Applications..........................................................................................................................................21
15 Security Mode .....................................................................................................................................................23
16 Power Management............................................................................................................................................23
16.1 CSI Input..................................................................................................................................................23
16.2 CMiser Bit ................................................................................................................................................23
16.3 Turbo Bit (ZPSD Only).............................................................................................................................24
16.4 Number of Product Terms in the PAD Logic............................................................................................24
16.5 Composite Frequency of the Input Signals to the PAD Logic..................................................................25
16.6 Loading on I/O Pins .................................................................................................................................26
17 Calculating Power ...............................................................................................................................................27
18 Specifications......................................................................................................................................................30
18.1 Absolute Maximum Ratings .....................................................................................................................30
18.2 Operating RAnge .....................................................................................................................................30
18.3 Recommended Operating Conditions......................................................................................................30
18.4 Pin Capacitance.......................................................................................................................................30
18.5 AC/DC Characteristics – PSD211R/ZPSD211R (All 5 V devices)...........................................................31
18.6 AC/DC Characteristics – PSD211RV (3 V devices only).........................................................................32
18.7 Timing Parameters – PSD211R/ZPSD211R (All 5 V devices) ................................................................33
18.8 Timing Parameters – ZPSD211RV (3 V devices only) ............................................................................34
18.9 Timing Diagrams for PSD211R Parts .....................................................................................................36
18.10 AC Testing ...............................................................................................................................................39
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ST Microelectronics PSD211R
PSD211R Family
PSD211R ZPSD211R ZPSD211RV
Low Cost Microcontroller Peripherals
Table of Contents (cont.)
19 Pin Assignments .................................................................................................................................................40
20 Package Information ...........................................................................................................................................41
21 Package Drawings ..............................................................................................................................................42
22 PSD211R Ordering Information ..........................................................................................................................45
22.1 Selector Guide .........................................................................................................................................45
22.2 Part Number Construction .......................................................................................................................46
22.3 Ordering Information................................................................................................................................46
23 Data Sheet Revision History ...............................................................................................................................47
Sales Reps .........................................................................................................................................................48
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