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參數(shù)資料
| 型號(hào)： | W40S01-04 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | Low-voltage, Eighteen-Output Signal Buffer(低電壓18個(gè)輸出端信號(hào)緩沖器（適合于驅(qū)動(dòng)靜態(tài)DRAM- 4 雙列直插存儲(chǔ)器模塊(DIMM）)) |
| 中文描述： | 低電壓，18輸出信號(hào)緩沖（低電壓18個(gè)輸出端信號(hào)緩沖器（適合于驅(qū)動(dòng)靜態(tài)內(nèi)存- 4雙列直插存儲(chǔ)器模塊（DIMM）的）） |
| 文件頁數(shù)： | 1/10頁 |
| 文件大?。?/td> | 128K |
| 代理商： | W40S01-04 |
SDRAM Buffer - 4 DIMM
W40S01-04
Cypress Semiconductor Corporation
3901 North First Street
San Jose
CA 95134
September 28, 1999, rev. **
408-943-2600
Features
Eighteen skew controlled CMOS outputs (SDRAM0:17)
Supports four SDRAM DIMMs
Ideal for high-performance systems designed around
Intel’s 440BX chip set
I
2
C serial configuration interface
Output skew between any two outputs is less than
250 ps
1 to 5 ns propagation delay
DC to 133-MHz operation
Single 3.3V supply voltage
Low power CMOS design packaged in a 48-pin SSOP
(Small Shrink Outline Package)
Overview
The Cypress W40S01-04 is a low-voltage, eighteen-output
signal buffer. Output buffer impedance is approximately 15
which is ideal for driving SDRAM DIMMs.
Key Specifications
Supply Voltages:....................................... V
DDQ3
= 3.3V±5%
Operating Temperature:.................................... 0°C to +70°C
Input Threshold: ..................................................1.5V typical
Maximum Input Voltage:...................................V
DDQ3
+ 0.5V
Input Frequency:............................................... 0 to 133 MHz
BUF_IN to SDRAM0:17 Propagation Delay:......1.0 to 5.0 ns
Output Edge Rate:.................................................. >1.5 V/ns
Output Skew:............................................................ ±250 ps
Output Duty Cycle: .................................. 45/55% worst case
Output Impedance:........................................15 ohms typical
Output Type:................................................CMOS rail-to-rail
Part to Part Skew:........................................................700 ps
Intel is a registered trademark of Intel Corporation.
Pin Configuration
SSOP
Block Diagram
SDRAM1
SDRAM2
SDRAM3
SDRAM4
SDRAM5
SDRAM6
SDRAM7
SDRAM8
SDRAM9
SDRAM10
SDRAM11
SDRAM12
SDRAM16
SDRAM17
SDRAM13
SDRAM14
SDRAM15
SDRAM0
Serial Port
SCLOCK
SDATA
Device Control
BUF_IN
OE
NC
NC
VDDQ3
SDRAM0
SDRAM1
GND
VDDQ3
SDRAM2
SDRAM3
GND
BUF_IN
VDDQ3
SDRAM4
SDRAM5
GND
VDDQ3
SDRAM6
SDRAM7
GND
VDDQ3
SDRAM16
GND
VDDQ3
SDATA
NC
NC
VDDQ3
SDRAM15
SDRAM14
GND
VDDQ3
SDRAM13
SDRAM12
GND
OE
VDDQ3
SDRAM11
SDRAM10
GND
VDDQ3
SDRAM9
SDRAM8
GND
VDDQ3
SDRAM17
GND
GND
SCLOCK
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
[1]
Note:
1.
Internal pull-up resistor of 250K on SDATA, SCLOCK, and OE
inputs (not CMOS level).
[1]
[1]
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W40S01 | SDRAM Buffer - 4 DIMM |
| W40S11-02 | Low-voltage, Ten-output Clock Buffer(低電壓10輸出時(shí)鐘緩沖器（適合于驅(qū)動(dòng)靜態(tài)DRAM- 雙列直插存儲(chǔ)器模塊(DIMM）) |
| W40S11-03 | Low-voltage, 14-output Buffer(低電壓14輸出緩沖器（適合于驅(qū)動(dòng)靜態(tài)DRAM- 雙列直插存儲(chǔ)器模塊(DIMM）) |
| W40S11-23 | Clock Buffer/Driver(時(shí)鐘緩沖器/驅(qū)動(dòng)器) |
| W40S11 | SDRAM Buffer - 2 DIMM (Mobile) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W40S01-04H | 功能描述:IC CLK BUFF 18OUT SDRAM 48SSOP RoHS:否 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:- 標(biāo)準(zhǔn)包裝:1,500 系列:- 類型:時(shí)鐘緩沖器/驅(qū)動(dòng)器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT |
| W40S01-04HT | 制造商:Cypress Semiconductor 功能描述: |
| W40S11 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:Clock Buffer/Driver |
| W40S11-02 | 制造商:CYPRESS 制造商全稱:Cypress Semiconductor 功能描述:SDRAM Buffer - 2 DIMM (Mobile) |
| W40S11-02H | 功能描述:IC CLK BUFF 10OUT SDRAM 28SSOP RoHS:否 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:- 標(biāo)準(zhǔn)包裝:1,500 系列:- 類型:時(shí)鐘緩沖器/驅(qū)動(dòng)器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT |
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