hy5du561622efp Hynix Semiconductor, hy5du561622efp Datasheet

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hy5du561622efp

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hy5du561622efp
Description
256mb Ddr Sdram
Manufacturer
Hynix Semiconductor
Datasheet

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256Mb DDR SDRAM
HY5DU56822E(L)FP
HY5DU561622E(L)FP
This document is a general product description and is subject to change without notice. Hynix Semiconductor does not assume any
responsibility for use of circuits described. No patent licenses are implied.
Rev. 1.1 / June 2006
1

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hy5du561622efp Summary of contents

Page 1

... DDR SDRAM HY5DU56822E(L)FP HY5DU561622E(L)FP This document is a general product description and is subject to change without notice. Hynix Semiconductor does not assume any responsibility for use of circuits described. No patent licenses are implied. Rev. 1.1 / June 2006 1 ...

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Revision History Revision No. 1.0 First release 1.1 Added CL2 & CL2.5 values to the DDR400B in the AC CHARACTERISTICS Rev. 1.1 / June 2006 History HY5DU56822E(L)FP HY5DU561622E(L)FP Draft Date Remark Apr. 2006 June 2006 2 ...

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DESCRIPTION The HY5DU56822E(L)FP, and HY5DU561622E(L)FP are a 268,435,456-bit CMOS Double Data Rate(DDR) Synchronous DRAM, ideally suited for the main memory applications which requires large memory density and high bandwidth. This Hynix 256Mb DDR SDRAMs offer fully synchronous operations referenced to ...

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PIN CONFIGURATION ( ...

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PIN DESCRIPTION PIN TYPE CK, /CK Input CKE Input /CS Input BA0, BA1 Input A0 ~ A12 Input /RAS, /CAS, /WE Input DM Input (LDM,UDM) DQS I/O (LDQS,UDQS Supply Supply DDQ SSQ ...

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FUNCTIONAL BLOCK DIAGRAM (32Mx8) 4Banks x 8Mbit x 8 I/O Double Data Rate Synchronous DRAM CLK /CLK CKE Command /CS Decoder /RAS /CAS /WE ADD Address Buffer BA Rev. 1.1 / June 2006 Write Data Register 2-bit Prefetch Unit 16 ...

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FUNCTIONAL BLOCK DIAGRAM (16Mx16) 4Banks x 4Mbit x 16 I/O Double Data Rate Synchronous DRAM CLK /CLK CKE Command /CS Decoder /RAS /CAS /WE ADD Address Buffer BA Rev. 1.1 / June 2006 Write Data Register 2-bit Prefetch Unit 32 ...

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SIMPLIFIED COMMAND TRUTH TABLE Command CKEn-1 1,2 Extended Mode Register Set 1,2 Mode Register Set 1 Device Deselect 1 No Operation 1 Bank Active 1 Read 1,3 Read with Autoprecharge 1 Write 1,4 Write with Autoprecharge 1,5 Precharge All Banks ...

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WRITE MASK TRUTH TABLE Function CKEn-1 1 Data Write 1 Data-In Mask Note: 1. Write Mask command masks burst write data with reference to LDQS/UDQS(Data Strobes) and it is not related with read data. In case of x16 data I/O, ...

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SIMPLIFIED STATE DIAGRAM lie ...

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POWER-UP SEQUENCE AND DEVICE INITIALIZATION DDR SDRAMs must be powered up and initialized in a predefined manner. Operational procedures other than those specified may result in undefined operation. Power must first be applied to VDD, then to VDDQ, and finally ...

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Power-Up Sequence VDD VDDQ tVTD VTT VREF /CLK CLK tIS tIH LVCMOS Low Level CKE CMD NOP DM ADDR A10 BA0, BA1 DQS DQ'S T=200usec Power UP VDD and CK stable Rev. 1.1 / June 2006 PRE EMRS MRS NOP ...

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MODE REGISTER SET (MRS) The mode register is used to store the various operating modes such as /CAS latency, addressing mode, burst length, burst type, test mode, DLL reset. The mode register is programed via MRS command. This command is ...

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BURST DEFINITION Burst Length Starting Address (A2,A1,A0 BURST LENGTH & TYPE Read and write accesses to the DDR SDRAM are burst oriented, with the burst length being programmable. The burst length determines the maximum number of column ...

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CAS LATENCY The Read latency or CAS latency is the delay in clock cycles between the registration of a Read command and the availability of the first burst of output data. The latency can be programmed 2 or 2.5 clocks ...

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EXTENDED MODE REGISTER SET (EMRS) The Extended Mode Register controls functions beyond those controlled by the Mode Register; these additional func- tions include DLL enable/disable, output driver strength selection(optional). These functions are controlled via the bits shown below. The Extended ...

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ABSOLUTE MAXIMUM RATINGS Parameter Operating Temperature (Ambient) Storage Temperature Voltage on V relative Voltage on V relative to V DDQ SS Voltage on inputs relative Voltage on I/O pins relative ...

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IDD SPECIFICATION AND CONDITIONS Test Conditions Operating Current: One bank; Active - Precharge; tRC=tRC(min); tCK=tCK(min); DQ,DM and DQS inputs changing twice per clock cycle; address and control inputs changing once per clock cycle Operating Current: One bank; Active - Read ...

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DETAILED TEST CONDITIONS FOR DDR SDRAM IDD1 & IDD7 IDD1: Operating current: One bank operation 1. Typical Case: VDD = 2.5V, T=25 2. Worst Case: VDD = 2.7V Only one bank is accessed with tRC(min), Burst Mode, ...

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IDD Specification 32Mx8 Parameter Operating Current Operating Current Precharge Power Down Standby Current Idle Standby Current Active Power Down Standby Current Active Standby Current Operating Current Operating Current Auto Refresh Current Normal Self Refresh Current Low Power Operating Current - ...

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AC OPERATING CONDITIONS Parameter Input High (Logic 1) Voltage, DQ, DQS and DM signals Input Low (Logic 0) Voltage, DQ, DQS and DM signals Input Differential Voltage, CK and /CK inputs Input Crossing Point Voltage, CK and /CK inputs Note: ...

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AC CHARACTERISTICS Parameter Symbol Row Cycle Time tRC Auto Refresh Row tRFC Cycle Time Row Active Time tRAS Active to Read with tRCD or tRAP tRASmin Auto Precharge Delay Row Address to tRCD Column Address Delay Row Active to Row ...

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Parameter Symbol Data-out high-impedance window 10 from CK,/CK Data-out low-impedance window 10 from CK, /CK Input Setup Time (fast slew 14,16-18 rate) Input Hold Time (fast slew 14,16-18 rate) Input Setup Time (slow slew 15-18 rate) Input Hold Time (slow ...

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Note: 1. All voltages referenced to Vss. 2. Tests for ac timing, IDD, and electrical, ac and dc characteristics, may be conducted at nominal reference/supply voltage levels, but the related specifications and device operation are guaranteed for the full voltage ...

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The pulse duration distortion of on-chip clock circuits; and ...

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SYSTEM CHARACTERISTICS CONDITIONS for DDR SDRAMS The following tables are described specification parameters that required in systems using DDR devices to ensure proper performance. These characteristics are for system simulation purposes and are guaranteed by design. Input Slew Rate for ...

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Note: 1. Pullup slew rate is characterized under the test conditions as shown in below Figure. Output (VOUT) 50 VSSQ 2. Pulldown slew rate is measured under the test conditions shown in below Figure. VDDQ Output (VOUT) 3. Pullup slew ...

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CAPACITANCE o (T =25 C, f=100MHz) A Parameter Input Clock Capacitance Delta Input Clock Capacitance Input Capacitance Delta Input Capacitance Input / Output Capacitance Delta Input / Output Capacitance Note: 1. VDD = min. to max., VDDQ = 2.3V to ...

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PACKAGE INFORMATION Rev. 1.1 / June 2006 HY5DU56822E(L)FP HY5DU561622E(L)FP 29 ...

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