Datasheet > IDT723623L15PFG8

IDT723623L15PFG8

更新时间： 2024-02-26 06:23:55

品牌	Logo	应用领域
艾迪悌 - IDT		先进先出芯片
页数	文件大小	规格书
28页	286K
描述
FIFO, 256X36, 10ns, Synchronous, CMOS, PQFP128, TQFP-128

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IDT723623L15PFG8 数据手册

IDT723623/723633/723643BUS-MATCHINGSyncFIFO™

256 x 36, 512 x 36, 1,024 x 36

COMMERCIALTEMPERATURERANGE

PINDESCRIPTIONS(CONTINUED)

I/O

Symbol

Name

Description

MBF2

Mail2Register

Flag

MBF2issetLOWbyaLOW-to-HIGHtransitionofCLKBthatwritesdatatothemail2register.Writestothemail2

registerare inhibitedwhile MBF2 is LOW. MBF2 is setHIGHbya LOW-to-HIGHtransitionofCLKAwhena Port

A read is selected and MBA is HIGH. MBF2 is set HIGH following either a Reset (RS2) or Partial Reset (PRS).

RS1/RS2 Resets

A LOWonbothpins initializestheFIFOreadandwritepointerstothefirstlocationofmemoryandsetsthePortB

outputregistertoallzeroes. ALOW-to-HIGHtransitiononRS1selectstheprogrammingmethod(serialorparallel)

andoneofthreeprogrammableflagdefaultoffsets.ItalsoconfiguresPortBforbussizeandendianarrangement.

FourLOW-to-HIGHtransitionsofCLKAandfourLOW-to-HIGHtransitionsofCLKBmustoccurwhileRS1isLOW.

PRS

PartialReset

ALOWonthispininitializestheFIFOreadandwritepointerstothefirstlocationofmemoryandsetsthePortBoutput

registertoallzeroes.DuringPartialReset,thecurrentlyselectedbussize,endianarrangement,programming

method(serialorparallel),andprogrammableflagsettingsareallretained.

(1)

SIZE

BusSizeSelect

(Port B)

A HIGH on this pin when BM is HIGH selects byte bus (9-bit) size on Port B. A LOW on this pin when BM is

HIGHselects word(18-bit)bus size. SIZEworks withBMandBEtoselectthe bus size andendianarrangement

forPortB.ThelevelofSIZEmustbestaticthroughoutdeviceoperation.

(1)

SPM

SerialProgram-

mingMode

ALOWonthispinselectsserialprogrammingofpartialflagoffsets. AHIGHonthispinselectsparallel

programmingordefaultoffsets(8,16,or64).

W/RA

W/RB

PortAWrite/

ReadSelect

AHIGHselects a write operationanda LOWselects a readoperationonPortA fora LOW-to-HIGHtransition

ofCLKA. The A0-A35outputs are inthe HIGHimpedance state whenW/RAis HIGH.

PortBWrite/

ReadSelect

ALOWselects a write operationanda HIGHselects a readoperationonPortBfora LOW-to-HIGHtransition

ofCLKB. The B0-B35outputs are inthe HIGHimpedance state whenW/RBis LOW.

NOTE:

1. BM, SIZE and SPM are not TTL compatible. These inputs should be tied to V^CCor GND.

1 2 3 456 7 8...28

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与IDT723623L15PFG8相关器件

型号	品牌	获取价格	描述	数据表
IDT723623L20PFI	IDT	获取价格	FIFO, 256X36, 12ns, Synchronous, CMOS, PQFP128, TQFP-128
IDT723623L20TQFP	IDT	获取价格	FIFO, 256X36, 12ns, Synchronous, CMOS, PQFP128, TQFP-128
IDT723623L30PF	IDT	获取价格	FIFO, 256X36, 15ns, Synchronous, CMOS, PQFP128, TQFP-128
IDT723623L30TQFP	IDT	获取价格	FIFO, 256X36, 15ns, Synchronous, CMOS, PQFP128, TQFP-128
IDT723624	IDT	获取价格	CMOS SyncBiFIFOTM WITH BUS-MATCHING
IDT723624_13	IDT	获取价格	CMOS SyncBiFIFO WITH BUS-MATCHING
IDT723624L12PF	IDT	获取价格	Bi-Directional FIFO, 256X36, 8ns, Synchronous, CMOS, PQFP128, TQFP-128
IDT723624L12PF9	IDT	获取价格	FIFO, 256X36, 8ns, Synchronous, CMOS, PQFP128, TQFP-128
IDT723624L12PFG8	IDT	获取价格	FIFO, 256X36, 8ns, Synchronous, CMOS, PQFP128, TQFP-128
IDT723624L15PF	ETC	获取价格	x36 Synchronous Bidirectional FIFO

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