參數(shù)資料
型號(hào): W332M72V-100SBC
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類(lèi): DRAM
英文描述: 32M X 72 SYNCHRONOUS DRAM, 7 ns, PBGA208
封裝: 16 X 22 MM, PLASTIC, BGA-208
文件頁(yè)數(shù): 15/15頁(yè)
文件大?。?/td> 257K
代理商: W332M72V-100SBC
9
White Electronic Designs
W332M72V-XBX
March 2006
Rev. 3
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
ABSOLUTE MAXIMUM RATINGS
Parameter
Unit
Voltage on VCC, VCCQ Supply relative to Vss
-1 to 4.6
V
Voltage on NC or I/O pins relative to Vss
-1 to 4.6
V
Operating Temperature TA (Mil)
-55 to +125
°C
Operating Temperature TA (Ind)
-40 to +85
°C
Storage Temperature, Plastic
-55 to +125
°C
NOTE: Stress greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress rating only and functional operation of
the device at these or any other conditions greater than those indicated in the operational sections of this specication is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect reliability.
CAPACITANCE (NOTE 2)
Parameter
Symbol
Max
Unit
Input Capacitance: CLK
CI1
9
pF
Addresses, BA0-1 Input Capacitance
CA
34
pF
Input Capacitance: All other input-only pins
CI2
12
pF
Input/Output Capacitance: I/Os
CIO
12
pF
BGA THERMAL RESISTANCE
Description
Symbol
Max
Unit
Notes
Junction to Ambient (No Airow)
Theta JA
13.9
C/W
1
Junction to Ball
Theta JB
10.3
C/W
1
Junction to Case (Top)
Theta JC
4.6
C/W
1
NOTE: Refer to Application Note “PBGA Thermal Resistance Correlation” at www.wedc.com in the application notes section for modeling conditions.
The procedure for exiting self refresh requires a sequence
of commands. First, CLK must be stable (stable clock
is dened as a signal cycling within timing constraints
specified for the clock pin) prior to CKE going back
HIGH. Once CKE is HIGH, the SDRAM must have NOP
commands issued (a minimum of two clocks) for tXSR,
because time is required for the completion of any internal
refresh in progress.
Upon exiting the self refresh mode, AUTO REFRESH
commands must be issued as both SELF REFRESH and
AUTO REFRESH utilize the row refresh counter.
相關(guān)PDF資料
PDF描述
W332M72V-100SBM 32M X 72 SYNCHRONOUS DRAM, 7 ns, PBGA208
W3481136G 36 CONTACT(S), FEMALE, STRAIGHT TWO PART BOARD CONNECTOR, SOLDER, SOCKET
W3481136T 36 CONTACT(S), FEMALE, STRAIGHT TWO PART BOARD CONNECTOR, SOLDER, SOCKET
W3481172G 72 CONTACT(S), FEMALE, STRAIGHT TWO PART BOARD CONNECTOR, SOLDER, SOCKET
W3481172T 72 CONTACT(S), FEMALE, STRAIGHT TWO PART BOARD CONNECTOR, SOLDER, SOCKET
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W332M72V-100SBI 制造商:Microsemi Corporation 功能描述:32M X 72 SDRAM, 3.3V, 100MHZ, 208 PBGA, INDUSTRIAL TEMP. - Bulk
W332M72V-100SBM 制造商:Microsemi Corporation 功能描述:32M X 72 SDRAM, 3.3V, 100MHZ, 208 PBGA, MIL-TEMP. - Bulk
W332M72V-125BC 制造商:Microsemi Corporation 功能描述:32M X 72 SDRAM, 3.3V, 125MHZ, 219 PBGA, COMMERCIAL TEMP. - Bulk
W332M72V-125BI 制造商:White Electronic Designs 功能描述:DRAM Module SDRAM 256Mbyte 制造商:Microsemi Corporation 功能描述:32M X 72 SDRAM, 3.3V, 125MHZ, 219 PBGA, INDUSTRIAL TEMP. - Bulk 制造商:Microsemi Corporation 功能描述:SDRAM MEMORY
W332M72V-125BM 制造商:Microsemi Corporation 功能描述:32M X 72 SDRAM, 3.3V, 125MHZ, 219 PBGA, MIL-TEMP. - Bulk