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High Speed Dual Ported Product Specifications High Spee


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AB-9941
High Speed Dual Ported
Product
Specifications
High Speed 25ns (typical) access time Ideal interfacing 8-bit 8-bit systems* Capacity 4096 8-bit Mailbox (Doorbell) Interrupt 64-pin PQFP package Power C-Mos Technology micron
systems AB-9961 device specification.
Semicon
Semicon Ltd. Victoria, Burgess Hill, West Sussex, RH15 United Kingdom Tel:+44 1444 870408 Fax: 1444 870452 Email: info@hbmuk.com Semicon Inc. 8305 Highway West, Austin, Texas 78735, United States Tel: 6750 Fax: 7676 Email: info@hbmuk.com
website: http://www.ab-semicon.com
Specification this device subject change
Version
AB-9941
AB-9941 (25ns) high-speed Dual Ported used connect CPUs allow quick (20Mbytes/second) asynchronous data transfer. i.e. connect AB-1, 8088 Z180 type 8-bit processor with 16-bit 68xxx 80x86 other RISC processor system.
-OE- I/O0 I/O1
I/O2 I/O3
I/O4 I/O5 I/O6L I/O7L I/O0 I/O1R I/O2R I/O3R I/O4R
-INTL -BUSYL -CSR -BUSY -INTR A10R Available lead Ceramic Lead Plastic (Jedec MO-112)
AB9941
Applications
CONTROLLER ENGINE INTERFACE PRINTER CONTROLLER ENGINE INTERFACE CONTROLLER NETWORK PROCESSOR INTERFACE INTER PROCESSOR INTERFACE
D0.7
A0.A11
D0.7
A0.A11
Specification this device subject change
TEST I/O7 I/O6 I/O5
CS1R -OE-R
Dual Port
bits (8bits 4kBytes
Buffers Arbiter
Buffers Arbiter
Semicon

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