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PDF WS512K32BV Data sheet ( Hoja de datos )
| Número de pieza | WS512K32BV | |
| Descripción | 512Kx32 3.3V SRAM MODULE | |
| Fabricantes | ETC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de WS512K32BV (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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WS512K32BV-XXXE
512Kx32 3.3V SRAM MODULE PRELIMINARY*
FEATURES
s Access Times of 15†, 17, 20ns
s MIL-STD-883 Compliant Devices Available
s Low Voltage Operation
s Packaging
• 66-pin, PGA Type, 1.385 inch square Hermetic Ceramic HIP
(Package 402)
• 68 lead, Hermetic CQFP (G2), 22mm (0.880 inch) square
(Package 500). Designed to fit JEDEC 68 lead 0.990" CQFJ
footprint
s Organized as 512Kx32; User Configurable as 1Mx16 or 2Mx8
s Radiation Tolerant with Epitaxial Layer Die
s Commercial, Industrial and Military Temperature Ranges
s 3.3 Volt Power Supply
s BiCMOS
s TTL Compatible Inputs and Outputs
s Built-in Decoupling Caps and Multiple Ground Pins for Low
Noise Operation
s Weight
WS512K32BV-XG2XE - 8 grams typical
WS512K32NBV-XH2XE - 13 grams typical
* This data sheet describes a product under development, not fully
characterized, and is subject to change without notice.
† This speed is Advanced information.
PIN CONFIGURATION FOR WS512K32NBV-XH2XE
TOP VIEW
PIN DESCRIPTION
1 12 23
I/O8 WE2 I/O15
I/O9 CS2 I/O14
I/O10
GND
I/O13
A13
I/O11
I/O12
A14 A10
OE
A15 A11
A18
A16 A12
WE1
A17 VCC I/O7
I/O0 CS1 I/O6
I/O1 NC
I/O5
34 45 56
I/O24
VCC
I/O31
I/O25
CS4
I/O30
I/O26
WE4
I/O29
A6 I/O27
I/O28
A7 A3
A0
NC A4
A1
A8 A5
A2
A9 WE3 I/O23
I/O16
CS3
I/O22
I/O17 GND
I/O21
I/O0-31
A0-18
WE1-4
CS1-4
OE
VCC
GND
NC
Data Inputs/Outputs
Address Inputs
Write Enables
Chip Selects
Output Enable
Power Supply
Ground
Not Connected
OE
A0-18
BLOCK DIAGRAM
W E1C S 1
W E2 C S2
W E3 C S 3
W E 4C S4
512K x 8
512K x 8
512K x 8
512K x 8
I/O2 I/O3 I/O4
11 22
33
I/O18
I/O19
I/O20
44 55 66
8
I/O0-7
8
I/O8-15
8
I/O16-23
8
I/O24-31
4
February 1998
1 White Microelectronics • Phoenix, AZ • (602) 437-1520
1 page  
WS512K32BV-XXXE
TIMING WAVEFORM - READ CYCLE
ADDRESS
DATA I/O
tRC
tAA
tOH
PREVIOUS DATA VALID
DATA VALID
READ CYCLE 1 (CS = OE = VIL, WE = VIH)
ADDRESS
CS
OE
DATA I/O
tRC
tAA
tACS
tCLZ
tCHZ
tOE
tOLZ
HIGH IMPEDANCE
tOHZ
DATA VALID
READ CYCLE 2 (WE = VIH)
WRITE CYCLE - WE CONTROLLED
ADDRESS
CS
WE
DATA I/O
tWC
tAW
tCW
tAH
tAS tWP
tWHZ
tOW
tDW tDH
DATA VALID
WRITE CYCLE 1, WE CONTROLLED
4
WRITE CYCLE - CS CONTROLLED
ADDRESS
CS
tAS
tWC
WS32K32-XHX
tAW
tCW
tAH
WE
DATA I/O
tWP
tDW tDH
DATA VALID
WRITE CYCLE 2, CS CONTROLLED
5 White Microelectronics • Phoenix, AZ • (602) 437-1520
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet WS512K32BV.PDF ] | |
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