Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

TDA7503 Datasheet(PDF) 17 Page - STMicroelectronics

Part # TDA7503
Description  DUAL DSP PLUS MICRO FOR AUDIO APPLICATIONS
PDF  26 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7503 Datasheet(HTML) 17 Page - STMicroelectronics

Back Button TDA7503 Datasheet HTML 13Page - STMicroelectronics TDA7503 Datasheet HTML 14Page - STMicroelectronics TDA7503 Datasheet HTML 15Page - STMicroelectronics TDA7503 Datasheet HTML 16Page - STMicroelectronics TDA7503 Datasheet HTML 17Page - STMicroelectronics TDA7503 Datasheet HTML 18Page - STMicroelectronics TDA7503 Datasheet HTML 19Page - STMicroelectronics TDA7503 Datasheet HTML 20Page - STMicroelectronics TDA7503 Datasheet HTML 21Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 17 / 26 page
background image
EXTERNAL MEMORY INTERFACE (EMI) DRAM MODE
Characteristics
Timing
Mode
40MHz
Unit
Min.
Max.
Page Mode Cycle Time
slow
fast
100
75
--
--
ns
ns
RAS or RD Assertion to Data Valid
slow
fast
--
--
159
109
ns
ns
CAS Assertion to Data Valid
slow
fast
--
--
65
40
ns
ns
Column Address Valid to Data Valid
slow
fast
--
--
80
55
ns
ns
CAS Assertion to Data Active
0
--
ns
RAS Assertion Pulse Width (Note 1)
(Page Mode Access Only)
slow
fast
264
189
--
--
ns
ns
RAS Assertion Pulse Width (Single Access Only)
slow
fast
164
114
--
--
ns
ns
RAS or CAS Negation to RAS Assertion
slow
fast
120
70
--
--
ns
ns
CAS Assertion Pulse Width
slow
fast
65
40
--
--
ns
ns
Last CAS Assertion to RAS Negation (Page Mode Access Only)
slow
fast
60
35
--
--
ns
ns
Note: 1. n is the number of successive accesses. n = 2, 3, 4, or 6.
DRAM Refresh Timing
Characteristics
Timing
Mode
40MHz
Unit
Min.
Max.
RAS Negation to RAS Assertion
slow
fast
143
93
--
--
ns
ns
CAS Negation to CAS Assertion
slow
fast
118
68
--
--
ns
ns
Refresh Cycle Time
slow
fast
325
225
--
--
ns
ns
RAS Assertion Pulse Width
slow
fast
166
116
--
--
ns
ns
RAS Negation to RAS Assertion for Refresh Cycle (Note 1)
slow
fast
120
70
--
--
ns
ns
CAS Assertion to RAS Assertion on Refresh Cycle
18
--
ns
RAS Assertion to CAS Negation on Refresh Cycle
slow
fast
160
110
--
--
ns
ns
RAS Negation to CAS Assertion on a Refresh Cycle
slow
fast
114
64
--
--
ns
ns
CAS Negation to Data Not Valid
0
--
ns
Note: 1. Happens when a Refresh Cycle is followed by an Access Cycle.
TDA7503
17/26



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com