WSF2816-39XX Datasheet, PDF (1/15 Pages) White Electronic Designs Corporation – 128KX16 SRAM/512KX16 FLASH MODULE

White Electronic Designs
WSF2816-39XX
128KX16 SRAM/512KX16 FLASH MODULE
FEATURES
Access Times of 35ns (SRAM) and 90ns (FLASH)
Packaging
• 66 pin, PGA Type, 1.075" square HIP, Hermetic
Ceramic HIP (Package 400)
Built-in Decoupling Caps and Multiple Ground Pins
for Low Noise Operation
Weight:
WSF2816-39G2UX - 8 grams typical
• 68 lead, Hermetic CQFP (G2U), 22.4mm (0.880")
square (Package 510) 3.56mm (0.140") height.
Designed to fit JEDEC 68 lead 0.990” CQFJ
footprint (FIGURE 2)
128Kx16 SRAM
512Kx16 5V FLASH
Organized as 128Kx16 of SRAM and 512Kx16 of
Flash Memory with separate Data Buses
Both blocks of memory are User Configurable as
256Kx8
Low Power CMOS
Commercial, Industrial and Military Temperature
Ranges
WSF2816-39H1X - 13 grams typical
FLASH MEMORY FEATURES
100,000 Erase/Program Cycles
Sector Architecture
• 8 equal size sectors of 64K bytes each
• Any combination of sectors can be concurrently
erased. Also supports full chip erase
5 Volt Programming; 5V ± 10% Supply
Embedded Erase and Program Algorithms
Hardware Write Protection
Note: For programming information refer to Flash Programming 4M5 Application Note.
TTL Compatible Inputs and Outputs
FIGURE1 – PIN CONFIGURATION
FOR WSF2816-39H1X
Top View
1
12
23
34
45
56
SD8
SWE2# SD15
FD8
VCC
FD15
SD9
SCS2# SD14
FD9 FCS2#
FD14
SD10
GND
SD13
FD10 FWE2#
FD13
A13
SD11
SD12
A6
FD11
FD12
A14
A10
OE#
A7
A3
A0
A15
A11
A17
NC
A4
A1
A16
A12
SWE1#
A8
A5
A2
A18
VCC
SD7
A9 FWE1#
FD7
SD0
SCS1# SD6
FD0 FCS1#
FD6
SD1
NC
SD5
FD1
GND
FD5
SD2
SD3
SD4
11
22
33
FD2
44
FD3
FD4
55
66
Pin Description
FD0-15
SD0-15
A0-18
SWE1-2#
SCS1-2#
OE#
VCC
GND
NC
FWE1-2#
FCS1-2#
Flash Data Inputs/Outputs
SRAM Data Inputs/Outputs
Address Inputs
SRAM Write Enable
SRAM Chip Selects
Output Enable
Power Supply
Ground
Not Connected
Flash Write Enable
Flash Chip Select
Block Diagram
OE#
A0-16
SWE₁# SCS₁#
SWE₂# SCS₂#
FWE₁# FCS₁#
FWE₂# FCS₂#
128K x 8
SRAM
128K x 8
SRAM
512K x 8
FLASH
512K x 8
FLASH
8
SD0-7
8
SD8-15
8
FD0-7
8
FD8-15
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
May 2003
Rev. 6
1
White Electronic Designs Corporation • [phone] • www.wedc.com