ACT–F4M32A High Speed 128 Megabit
Sector Erase
FLASH Multichip Module
Advanced
CIRCUIT TECHNOLOGY
www.aeroflex.com/act1.htm
Features
■ 8 Low Voltage/Power AMD 2M x 8 FLASH Die in One
■ Ready/Busy output (RY/BY) – Hardware method for
MCM Package
detection of program or erase cycle completion
■ Overall Configuration is 4M x 32
■ Hardware RESET pin – Resets internal state machine
to the read mode
■ Erase Suspend/Resume – Supports reading or
programming data to a sector not being erased
■ Packaging – Hermetic Ceramic
■ +5V Power Supply / +5V Programing Operation
■ Access Times of 100, 120 and 150 ns
■ Erase/Program Cycles – 100,000 Minimum (+25°C)
■ Sector erase architecture (Each Die)
● 32 uniform sectors of 64 Kbytes each
● Any combination of sectors can be erased. Also
supports full chip erase
● 68–Lead, Low Profile CQFP(F1), 1.56"SQ x .140"max
● 68–Lead, Dual-Cavity CQFP(F2), 0.88"SQ x .20"max
(.18 max thickness available, contact factory for details)
(Drops into the 68 Lead JEDEC .99"SQ CQFJ footprint)
● Sector group protection is user definable
■ Internal Decoupling Capacitors for Low Noise
Operation
■ Commercial, Industrial and Military Temperature
Ranges
■ Embedded Erase Algorithims – Automatically
pre-programs and erases the die or any sector
■ Embedded Program Algorithims – Automatically
programs and verifies data at specified address
■ MIL-PRF-38534 Compliant MCMs Available
Pin Description
Block Diagram – CQFP(F1)
CE1
CE2
CE3
CE4
I/O0-31
Data I/O
A21
A0–21 Address Inputs
WE
CE1-4
OE
Write Enables
Chip Enables
Output Enable
Reset
RESET
WE
A0 - A20
OE
RY/BY
Buffer
RESET
RY/BY
VCC
Ready/Busy
Power Supply
Ground
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
GND
NC
8
8
8
8
Not Connected
I/O0-7
I/O8-15
I/O16-23
I/O24-31
Pin Description
Block Diagram – CQFP(F2)
I/O0-7
8
I/O8-15
8
I/O16-23
I/O24-31
8
I/O0-31
Data I/O
8
A0–20 Address Inputs
RESET
WE
A0 - A 20
WE
CE1,2
OE
Write Enable
Chip Enables
Output Enable
Reset
OE
RY/BY
RESET
RY/BY
VCC
Ready/Busy
Power Supply
Ground
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
2Mx8
GND
NC
CE1
CE2
Not Connected
eroflex Circuit Technology - Advanced Multichip Modules © SCD3866 REV 1 12/4/98