AN10935 Datasheet PDF - NXP Semiconductors
Part Number | AN10935 | |
Description | Using SDR/DDR SDRAM memories | |
Manufacturers | NXP Semiconductors | |
Logo | ||
There is a preview and AN10935 download ( pdf file ) link at the bottom of this page. Total 47 Pages |
Preview 1 page No Preview Available ! AN10935
Using SDR/DDR SDRAM memories with LPC32xx
Rev. 2 — 11 October 2010
Application note
Document information
Info Content
Keywords
LPC32x0, LPC32xx, LPC3220, LPC3230, LPC3240, LPC3250, SDR,
SDRAM, DDR
Abstract
This application note covers hardware related issues for interfacing SDR
or DDR SDRAMs to the LPC32xx family microcontroller.
|
|
NXP Semiconductors
AN10935
Using SDR/DDR SDRAM memories with LPC32xx
Table 1. EMC pins in SRAM, SDR and DDR operating modes
EMC Interface Pin(s)
Static RAM function
SDR SDRAM function
DDR SDRAM function
EMC_A[00] - EMC_A[12]
Address bus, bits 0 to 12 Address bus, bits 0 to 12 Address bus, bits 0 to 12
EMC_A[13]
Address bus, bit 13
Address bus, BA 0
Address bus, BA 0
EMC_A[14]
Address bus, bit 14
Address bus, BA 1
Address bus, BA 1
EMC_A[15] - EMC_A[23]
Address bus, bit 15 to 23
-
-
EMC_D[00] - EMC_D[15]
Data bus, bits 0 to 15
Data bus, bits 0 to 15
Data bus, bits 0 to 15
EMC_D[16]/EMC_DQS0
Data bus, bit 16
Data bus, bit 16
Data strobe, lower byte
EMC_D[17]/EMC_DQS1
Data bus, bit 17
Data bus, bit 17
Data strobe, upper byte
EMC_D[18]/EMC_CLK_N
Data bus, bit 18
Data bus, bit 18
Inverted SDRAM clock
EMC_D[19] - EMC_D[31]
Data bus bits 19 through 31 Data bus bits 19 through 31 P3[12:0]
EMC_OE_N
SRAM Output Enable
-
-
EMC_BLS[0] - EMC_BLS[3]
SRAM byte lane select 0-3
-
-
EMC_CS[0]_N - EMC_CS[3]_N SRAM chip select 0-3
-
-
EMC_WR_N
SRAM write strobe
SDRAM write strobe
SDRAM write strobe
EMC_CLK
- SDRAM clock
SDRAM clock
EMC_CLKIN
- SDRAM clock feedback
-
EMC_CKE
-
SDRAM clock enable
SDRAM clock enable
EMC_DYCS[0]_N,
EMC_DYCS[1]_N
-
SDRAM chip select 0-1
SDRAM chip select 0-1
EMC_CAS_N
-
SDRAM column
SDRAM column
address strobe
address strobe
EMC_RAS_N
- SDRAM row
SDRAM row
address strobe
address strobe
EMC_DQM[0] - EMC_DQM[3]
-
SDRAM byte write mask
SDRAM byte write mask
0 through 3
0 through 3
AN10935
Application note
All information provided in this document is subject to legal disclaimers.
Rev. 2 — 11 October 2010
© NXP B.V. 2010. All rights reserved.
5 of 47
Preview 5 Page |
Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for AN10935 electronic component. |
Information | Total 47 Pages | |
Link URL | [ Copy URL to Clipboard ] | |
Download | [ AN10935.PDF Datasheet ] |
Share Link :
Electronic Components Distributor
An electronic components distributor is a company that sources, stocks, and sells electronic components to manufacturers, engineers, and hobbyists. |
SparkFun Electronics | Allied Electronics | DigiKey Electronics | Arrow Electronics |
Mouser Electronics | Adafruit | Newark | Chip One Stop |
Featured Datasheets
Part Number | Description | MFRS |
AN10935 | The function is Using SDR/DDR SDRAM memories. NXP Semiconductors | |
Semiconductors commonly used in industry:
1N4148 |  
BAW56 |
1N5400 |
NE555 | | ||
Quick jump to:
AN10
1N4
2N2
2SA
2SC
74H
BC
HCF
IRF
KA |