The THM72V2010AG/ATG is a 2,097,152 words by 72 bits dynamic RAM module which assembled 9 pcs of TC51V17800ANJ/ANT
on the printed circuit board. This module is optimized for application to the systems which are required high density and large capacity
such as main memory of the computers and as image memory systems, and to the others which are requested compact size.
Features
• 2,097,152 words by 72 bits organization
• Fast access time and cycle time
• Single power supply of 3.3V
±
5%
• Low Power
- 4,095mW MAX. Operating
- (THMxxxxxx-60)
- 3,470mW MAX. Operating
- (THMxxxxxx-70)
- 50.4mW MAX. Standby
• Read-Modify-Write, CAS before RAS refresh,
RAS-only refresh, Hidden refresh, and Fast
Page Mode capability
• All inputs and outputs TTL compatible
• 2,048 refresh cycles/32ms
• Package: 168pin Gold Contact
THM72V2010AG-x
SOJ type
THM72V2010ATG-x
TSOP type
Key Parameters
-60
t
RAC
t
AA
RAS Access
Time
Column
Address
Access Time
CAS Access
Time
Cycle Time
Fast Page
Mode Cycle
Time
60ns
-70
PD0
70ns
PD1
PD2
35ns
40ns
PD3
PD4
20ns
25ns
PD5
PD6
PD7
40ns
45ns
ID0
ID1
-60
“H”
“L”
“L”
“H”
“L”
“H”
“H”
“L”
V
SS
V
SS
-70
“H”
“L”
“L”
“H”
“L”
“L”
“H”
“L”
V
SS
V
SS
t
CAC
t
RC
t
PC
110ns 130ns
Note “H”: High Level (buffered)
“L”: Low Level (buffered)
1. This technical data may be controlled under U.S. Export Administration Regulations and may be subject to the approval of the U.S. Department of Commerce prior to export. Any export or re-export, directly or indi-
rectly, in contravention of the U.S. Export Administration Regulations is strictly prohibited.
2. LIFE SUPPORT POLICY
Toshiba products described in this document are not authorized for use as critical components in life support systems without the written consent of the appropriate officer of Toshiba America, Inc. Life support sys-
tems are either systems intended for surgical implant in the body or systems which sustain life.
A critical component in any component of a life support system whose failure to perform may cause a malfunction of the life support system, or may affect its safety or effectiveness.
3. The information in this document has been carefully checked and is believed to be reliable; however no responsibility can be assumed for inaccuracies that may not have been caught. All information in this data book
is subject to change without prior notice. Furthermore, Toshiba cannot assume responsibility for the use of any license under the patent rights of Toshiba or any third parties.
当今的计算机外部设备，都在追求高速度和高通用性。为了满足用户的需求，以Intel为首的七家公司于1994年推出了USB（Universal Serial Bus，通用串行总线）总线协议，专用于低、中速的计算机外设。目前，USB端口已成为微机主板的标准端口；而在不久的将来，所有的微机外设，包括键盘、鼠标、显示器、打印机、数字相机、扫描仪和游戏柄等等，都将通过USB与主机相连。
...[详细]
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