參數(shù)資料
型號： PSD211R-B-90JI
廠商： 意法半導(dǎo)體
英文描述： Low Cost Field Programmable Microcontroller Peripherals
中文描述： 低成本現(xiàn)場可編程微控制器外圍設(shè)備
文件頁數(shù)： 2/51頁
文件大小： 348K
代理商： PSD211R-B-90JI
i
PSD211R Famly
PSD211R ZPSD211R ZPSD211RV
Low Cost Microcontroller Peripherals
Table of Contents
1
2
3
4
5
6
7
Introduction...........................................................................................................................................................1
Notation ................................................................................................................................................................2
Key Features ........................................................................................................................................................4
PSD211R Family Feature Summary ....................................................................................................................5
Partial Listing of Microcontrollers Supported ........................................................................................................5
Applications ..........................................................................................................................................................5
ZPSD Background................................................................................................................................................5
7.1
Integrated Power Management
TM
Operation.............................................................................................6
Operating Mode....................................................................................................................................................9
Programmable Address Decoder (PAD)...............................................................................................................9
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
PSD Memory ......................................................................................................................................................16
11.1
EPROM....................................................................................................................................................16
11.2
Programming and Erasure.......................................................................................................................16
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
Program/Data Space and the 8031 ....................................................................................................................20
Systems Applications..........................................................................................................................................21
Security Mode.....................................................................................................................................................23
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
Calculating Power...............................................................................................................................................27
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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