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EM623FT8D55LL Datasheet(PDF) 2 Page - Emerging Memory & Logic Solutions Inc

Part # EM623FT8D55LL
Description  256K x8 bit Low Power and Low Voltage Full CMOS Static RAM
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Manufacturer  EMLSI [Emerging Memory & Logic Solutions Inc]
Direct Link  http://www.emlsi.com
Logo EMLSI - Emerging Memory & Logic Solutions Inc

EM623FT8D55LL Datasheet(HTML) 2 Page - Emerging Memory & Logic Solutions Inc

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EM620FV8B Series
Low Power, 256Kx8 SRAM
2
FEATURES
- Process Technology : 0.15
µm Full CMOS
-
Organization :256K x8
-
Power Supply Voltage
=> EM620FV8B : 2.7~3.6V
-
Low Data Retention Voltage : 1.5V
-
Three state output and TTL Compatible
-
Packaged product designed for 45/55/70ns
GENERAL PHYSICAL SPECIFICATIONS
-
Backside die surface of polished bare silicon
-
Typical Die Thickness = 725um +/-15um
-
Typical top-level metallization :
=> Metal (Ti/AlCu/TiN/ARC SiON/SiO2) : 5.2K Angstroms
-
Topside Passivation :
=> Passivation (HDP/pNIT/PIQ) : 5.4K Angstroms
-
Wafer diameter : 8 inch
OPTIONS
- C1/W1 : DC Probed Die/Wafer @ Hot Temp
- C2/W2 : DC/AC Probed Die/Wafer @ Hot Temp
29
56
+(0.0)
EM620FV8B (Dual C/S)
256K x8 Bit Low Power and Low Voltage CMOS Static RAM
BONDING INSTRUCTIONS
The 2M full CMOS SRAM die has total 56pads. Refer to the bond pad location and identification table for X, Y coordinates.
EMLSI recommends using a bond wire on back side of die onto Vss bond pad for improved noise immunity.
28
1
x
y
EMLSI LOGO
I/O Circuit
Column Select
Data
Cont
Pre-charge Circuit
Memory Array
1024 x 2048
A1
A2
A3
A4
A5
A6
A7
A0
A8
A9
A10 A11 A12 A13 A14 A15 A16
WE
OE
CS1
I/O0 ~ I/O7
VCC
VSS
Control Logic
CS2
A17
PAD DESCRIPTIONS
Name
Function
Name
Function
CS1,CS2
Chip select inputs
Vcc
Power Supply
OE
Output Enable input
Vss
Ground
WE
Write Enable input
NC
No Connection
A0~A17
Address Inputs
I/O0~I/O7
Data Inputs/Outputs


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