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MCM72BF64SG66

Description
Cache SRAM Module, 128KX36, 9ns, BICMOS
Categorystorage    storage   
File Size253KB,14 Pages
ManufacturerMotorola ( NXP )
Websitehttps://www.nxp.com
Download Datasheet Parametric Compare View All

MCM72BF64SG66 Overview

Cache SRAM Module, 128KX36, 9ns, BICMOS

MCM72BF64SG66 Parametric

Parameter NameAttribute value
Reach Compliance Codeunknown
ECCN code3A991.B.2.A
Maximum access time9 ns
Other featuresBYTE WRITE; BURST COUNTER
Spare memory width72
JESD-30 codeR-XDMA-N160
memory density4718592 bit
Memory IC TypeCACHE SRAM MODULE
memory width36
Number of functions1
Number of ports1
Number of terminals160
word count131072 words
character code128000
Operating modeSYNCHRONOUS
Maximum operating temperature70 °C
Minimum operating temperature
organize128KX36
Output characteristicsSERIES-RESISTOR
ExportableYES
Package body materialUNSPECIFIED
Package shapeRECTANGULAR
Package formMICROELECTRONIC ASSEMBLY
Parallel/SerialPARALLEL
Certification statusNot Qualified
Maximum supply voltage (Vsup)5.25 V
Minimum supply voltage (Vsup)4.75 V
Nominal supply voltage (Vsup)5 V
surface mountNO
technologyBICMOS
Temperature levelCOMMERCIAL
Terminal formNO LEAD
Terminal locationDUAL
Base Number Matches1
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document
by MCM72BF32/D
256KB and 512KB BurstRAM™
Secondary Cache Module for
Pentium™
The MCM72BF32SG and MCM72BF64SG are designed to provide a burst-
able, high performance, 256K/512K L2 cache for the Pentium microprocessor.
The modules are configured as 32K x 72 and 64K x 72 bits in a 160 pin card edge
memory module. Each module uses four of Motorola’s MCM67B518 or
MCM67B618 BiCMOS BurstRAMs. All 72 I/Os are series terminated for added
noise immunity.
Bursts can be initiated with either address status processor (ADSP) or address
status controller (ADSC). Subsequent burst addresses are generated internal to
the BurstRAM by the burst advance (ADV) input pin.
Write cycles are internally self timed and are initiated by the rising edge of the
clock (K) input. Eight write enables are provided for byte write control.
The cache family is designed to interface with popular Pentium cache control-
lers with on board tag.
PD0 – PD2 are reserved for density identification.
Pentium–style Burst Counter on Chip
Flow–Through Data
160 Pin Card Edge Module
Single 5 V
±
5% Power Supply
All Inputs and Outputs are TTL Compatible
Three State Outputs
Byte Parity, Byte Write Enables
Fast Module Clock Rates: 66 MHz, 60 MHz
Decoupling Capacitors for each Fast Static RAM
High Quality Multi–Layer FR4 PWB With Separate Power and Ground Planes
I/Os are 3.3 V Compatible
Burndy Connector, Part Number: CELP2X80SC3Z48
Series 20
Resistors for Noise Immunity
MCM72BF32
MCM72BF64
160–LEAD
CARD EDGE
CASE 1113A–01
TOP VIEW
1
42
43
80
BurstRAM is a trademark of Motorola.
Pentium is a trademark of Intel Corp.
5/95
©
Motorola, Inc. 1995
MOTOROLA FAST SRAM
MCM72BF32•MCM72BF64
1

MCM72BF64SG66 Related Products

MCM72BF64SG66 MCM72BF64SG60
Description Cache SRAM Module, 128KX36, 9ns, BICMOS Cache SRAM Module, 128KX36, 10ns, BICMOS
Reach Compliance Code unknown unknown
ECCN code 3A991.B.2.A 3A991.B.2.A
Maximum access time 9 ns 10 ns
Other features BYTE WRITE; BURST COUNTER BYTE WRITE; BURST COUNTER
Spare memory width 72 72
JESD-30 code R-XDMA-N160 R-XDMA-N160
memory density 4718592 bit 4718592 bit
Memory IC Type CACHE SRAM MODULE CACHE SRAM MODULE
memory width 36 36
Number of functions 1 1
Number of ports 1 1
Number of terminals 160 160
word count 131072 words 131072 words
character code 128000 128000
Operating mode SYNCHRONOUS SYNCHRONOUS
Maximum operating temperature 70 °C 70 °C
organize 128KX36 128KX36
Output characteristics SERIES-RESISTOR SERIES-RESISTOR
Exportable YES YES
Package body material UNSPECIFIED UNSPECIFIED
Package shape RECTANGULAR RECTANGULAR
Package form MICROELECTRONIC ASSEMBLY MICROELECTRONIC ASSEMBLY
Parallel/Serial PARALLEL PARALLEL
Certification status Not Qualified Not Qualified
Maximum supply voltage (Vsup) 5.25 V 5.25 V
Minimum supply voltage (Vsup) 4.75 V 4.75 V
Nominal supply voltage (Vsup) 5 V 5 V
surface mount NO NO
technology BICMOS BICMOS
Temperature level COMMERCIAL COMMERCIAL
Terminal form NO LEAD NO LEAD
Terminal location DUAL DUAL
Base Number Matches 1 1
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