HM5225805B-75 Selling Leads, Price trend, HM5225805B-75 DataSheet download, circuit diagram from SeekIC.com

Features: • 3.3 V power supply• Clock frequency: 133 MHz/100 MHz (max)• LVTTL interface• Single pulsed RAS• 4 banks can operate simultaneously and independently• Burst read/write operation and burst read/single write operation capability• Programmable burs...

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SeekIC No. : 004363433 Detail

HM5225805B-75: Features: • 3.3 V power supply• Clock frequency: 133 MHz/100 MHz (max)• LVTTL interface• Single pulsed RAS• 4 banks can operate simultaneously and independently• ...

HM5225805B-75 Data Sheet

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Part Number:: HM5225805B-75
Supply Ability:: 5000

Price Break

Qty
1~5000

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Negotiable

Processing time
15 Days

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Upload time: 2024/5/31

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Product Details

Description

Features:

• 3.3 V power supply
• Clock frequency: 133 MHz/100 MHz (max)
• LVTTL interface
• Single pulsed RAS
• 4 banks can operate simultaneously and independently
• Burst read/write operation and burst read/single write operation capability
• Programmable burst length: 1/2/4/8
• 2 variations of burst sequence
 Sequential (BL = 1/2/4/8)
 Interleave (BL = 1/2/4/8)
• Programmable CAS latency: 2/3

Pinout

Connection Diagram

Specifications

Parameter	Symbol	Value	Unit	Note
Voltage on any pin relative to VSS	V_T	0.5 to VCC + 0.5 ( 4.6 (max))	V	1
Supply voltage relative to VSS	V_CC	0.5 to +4.6	V	1
Short circuit output current	I_out	50	mA
Power dissipation	P_T	1.0	W
Operating temperature	T_opr	0 to +70	°C
Storage temperature	T_stg	55 to +125	°C
Note: 1. Respect to VSS.

Description

The HM5225165B is a 256-Mbit SDRAM organized as 4194304-word × 16-bit × 4 bank. The HM5225805B is a 256-Mbit SDRAM organized as 8388608-word × 8-bit × 4 bank. The HM5225405B is a 256-Mbit SDRAM organized as 16777216-word × 4-bit × 4 bank. All inputs and outputs are referred to the rising edge of the clock input. HM5225165B is packaged in standard 54-pin plastic TSOP II.

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HM5225805B-75

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