IDT7205L20D Integrated Device Technology, Inc., IDT7205L20D Datasheet

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IDT7205L20D

Manufacturer Part Number
IDT7205L20D
Description
CMOS asynchronous FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9
Manufacturer
Integrated Device Technology, Inc.
Datasheet

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Price
Part Number:
IDT7205L20D
Manufacturer:
VITE
Quantity:
1 200
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IDT7205L20DB
Manufacturer:
MOT
Quantity:
15
FEATURES:
• First-In/First-Out Dual-Port memory
• 2048 x 9 organization (IDT7203)
• 4096 x 9 organization (IDT7204)
• 8192 x 9 organization (IDT7205)
• 16384 x 9 organization (IDT7206)
• High-speed: 12ns access time
• Low power consumption
• Asynchronous and simultaneous read and write
• Fully expandable in both word depth and width
• Pin and functionally compatible with IDT720X family
• Status Flags: Empty, Half-Full, Full
• Retransmit capability
• High-performance CMOS technology
• Military product compliant to MIL-STD-883, Class B
• Standard Military Drawing for #5962-88669 (IDT7203),
• Industrial temperature range (-40
.
FUNCTIONAL BLOCK DIAGRAM
The IDT logo is a registered trademark of Integrated Device Techology, Inc.
MILITARY AND COMMERCIAL TEMPERATURE RANGES
1996 Integrated Device Technology, Inc.
— Active: 770mW (max.)
— Power-down: 44mW (max.)
5962-89567 (IDT7203), and 5962-89568 (IDT7204) are
listed on this function
Integrated Device Technology, Inc.
able, tested to military electrical specifications
W
XI
R
For latest information contact IDT's web site at www.idt.com or fax-on-demand at 408-492-8391.
CONTROL
CONTROL
WRITE
READ
o
C to +85
CMOS ASYNCHRONOUS FIFO
2048 x 9, 4096 x 9,
8192 x 9 and 16384 x 9
o
C) is avail-
EXPANSION
LOGIC
LOGIC
FLAG
POINTER
WRITE
THREE-
STATE
BUFFERS
5.04
DESCRIPTION:
ers with internal pointers that load and empty data on a first-
in/first-out basis. The device uses Full and Empty flags to
prevent data overflow and underflow and expansion logic to
allow for unlimited expansion capability in both word size and
depth.
the Write (
at the user’s option. It also features a Retransmit (
bility that allows the read pointer to be reset to its initial position
when
single device and width expansion modes.
high-speed CMOS technology. They are designed for appli-
cations requiring asynchronous and simultaneous read/writes
in multiprocessing, rate buffering, and other applications.
the latest revision of MIL-STD-883, Class B.
The IDT7203/7204/7205/7206 are dual-port memory buff-
The devices 9-bit width provides a bit for a control or parity
The IDT7203/7204/7205/7206 are fabricated using IDT’s
Military grade product is manufactured in compliance with
Data is toggled in and out of the device through the use of
DATA OUTPUTS
DATA INPUTS
RAM ARRAY
RT
16384 x 9
(D –D
(Q –Q
2048 x 9
4096 x 9
8192 x 9
0
is pulsed LOW. A Half-Full Flag is available in the
0
W
) and Read (
8
8
)
EF
FF
)
XO
/
HF
POINTER
R
) pins.
READ
RESET
LOGIC
FL
RS
2661 drw 01
/
RT
DECEMBER 1996
IDT7203
IDT7204
IDT7205
IDT7206
RT
DSC-2661/9
) capa-
1

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IDT7205L20D Summary of contents

Page 1

... CONTROL XI The IDT logo is a registered trademark of Integrated Device Techology, Inc. MILITARY AND COMMERCIAL TEMPERATURE RANGES 1996 Integrated Device Technology, Inc. For latest information contact IDT's web site at www.idt.com or fax-on-demand at 408-492-8391. CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9 ...

Page 2

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9 PIN CONFIGURATIONS P28 P28-2 ...

Page 3

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 ELECTRICAL CHARACTERISTICS FOR THE 7203 AND 7204 (Commercial 5.0V 10 Symbol Parameter (2) I Input Leakage Current ...

Page 4

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 ELECTRICAL CHARACTERISTICS (Commercial 10 Symbol Parameters f Shift Frequency S t Read Cycle Time RC t ...

Page 5

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 ELECTRICAL CHARACTERISTICS (Commercial 10 Symbol Parameters f Shift Frequency S t Read Cycle Time RC t ...

Page 6

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 TEST CONDITIONS Input Pulse Levels Input Rise/Fall Times Input Timing Reference Levels Output Reference Levels Output Load (1) CAPACITANCE (T = +25 ...

Page 7

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9 Outputs: FULL FLAG ( ) — The Full Flag ( FF FF further write operations, when the device is full. If the read ...

Page 8

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 DATA OUT NOTE and may change ...

Page 9

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 Figure 7. Minimum Timing for an Empty Flag Coincident Read Pulse Figure 8. Minimum Timing for an ...

Page 10

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 XIS W R OPERATING MODES: Care must be taken to assure that the appropriate flag is monitored by each system (i.e. ...

Page 11

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9 WRITE ( DATA IN (D) FULL FLAG ( RESET ( Figure 12. Block Diagram of 2048 x 9/4096 x 9/8192 x 9/16384 x ...

Page 12

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9 TRUTH TABLES TABLE I – RESET AND RETRANSMIT SINGLE DEVICE CONFIGURATION/WIDTH EXPANSION MODE Inputs Mode Reset 0 Retransmit 1 ...

Page 13

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 x 9 IDT7203/ IDT7204/ IDT7205/ IDT7206 , , DEPTH EXPANSION BLOCK D – NOTES: 1. For depth expansion block see ...

Page 14

IDT7203/7204/7205/7206 CMOS ASYNCHRONOUS FIFO 2048 x 9, 4096 x 9, 8192 x 9 and 16384 DATA IN DATA OUT ORDERING INFORMATION IDT XXXX X XX DeviceType Power Speed t A DATA VALID OUT Figure 18. ...

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