IDT7142LA35CB IDT, Integrated Device Technology Inc, IDT7142LA35CB Datasheet

no-image

IDT7142LA35CB

Manufacturer Part Number
IDT7142LA35CB
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet

Specifications of IDT7142LA35CB

Density
16Kb
Access Time (max)
35ns
Sync/async
Asynchronous
Architecture
Not Required
Clock Freq (max)
Not RequiredMHz
Operating Supply Voltage (typ)
5V
Address Bus
22b
Package Type
SBCDIP
Operating Temp Range
-55C to 125C
Number Of Ports
2
Supply Current
170mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Military
Mounting
Through Hole
Pin Count
48
Word Size
8b
Number Of Words
2K
Lead Free Status / Rohs Status
Not Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
IDT7142LA35CB
Manufacturer:
TEMIC
Quantity:
66
Part Number:
IDT7142LA35CB
Manufacturer:
IDT
Quantity:
275
Part Number:
IDT7142LA35CB
Manufacturer:
IDT
Quantity:
1
Features
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
NOTES:
1. IDT7132 (MASTER): BUSY is open drain output and requires pullup resistor of 270Ω.
2. Open drain output: requires pullup resistor of 270Ω.
Functional Block Diagram
©2010 Integrated Device Technology, Inc.
I/O
High-speed access
– Commercial: 20/25/35/55/100ns (max.)
– Industrial: 25ns (max.)
– Military: 25/35/55/100ns (max.)
Low-power operation
– IDT7132/42SA
– IDT7132/42LA
IDT7142 (SLAVE): BUSY is input.
BUSY
OL-
Active: 325mW (typ.)
Standby: 5mW (typ.)
Active: 325mW (typ.)
Standby: 1mW (typ.)
R/W
I/O
A
OE
CE
A
10L
7L
L
0L
L
L
L
(1,2)
Decoder
Address
R/W
OE
CE
L
L
L
11
Control
I/O
HIGH SPEED
2K x 8 DUAL PORT
STATIC RAM
ARBITRATION
MEMORY
ARRAY
LOGIC
1
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
◆ ◆ ◆ ◆ ◆
MASTER IDT7132 easily expands data bus width to 16-or-more
bits using SLAVE IDT7142
On-chip port arbitration logic (IDT7132 only)
BUSY output flag on IDT7132; BUSY input on IDT7142
Battery backup operation —2V data retention (LA only)
TTL-compatible, single 5V ±10% power supply
Available in 48-pin DIP, LCC and Flatpack, and 52-pin PLCC
packages
Military product compliant to MIL-PRF-38535 QML
Industrial temperature range (–40°C to +85°C) is available for
selected speeds
Green parts available, see ordering information
Control
I/O
11
Decoder
Address
CE
OE
R/W
R
R
R
SEPTMEBER 2010
2692 drw 01
IDT7132SA/LA
IDT7142SA/LA
OE
CE
R/W
I/O
BUSY
A
A
10R
0R
OR-
R
R
R
DSC-2692/19
I/O
R
(1,2)
7R
m

Related parts for IDT7142LA35CB

IDT7142LA35CB Summary of contents

Page 1

Features ◆ ◆ ◆ ◆ ◆ High-speed access – Commercial: 20/25/35/55/100ns (max.) – Industrial: 25ns (max.) – Military: 25/35/55/100ns (max.) ◆ ◆ ◆ ◆ ◆ Low-power operation – IDT7132/42SA Active: 325mW (typ.) Standby: 5mW (typ.) – IDT7132/42LA Active: 325mW (typ.) ...

Page 2

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Description The IDT7132/IDT7142 are high-speed Dual-Port Static RAMs. The IDT7132 is designed to be used as a stand-alone 8-bit Dual-Port RAM ...

Page 3

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Pin Configurations (1,2,3) INDEX I/O 0L I/O 1L I/O ...

Page 4

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM DC Electrical Characteristics Over the Operating Temperature and Supply Voltage Range Symbol Parameter CE I Dynamic Operating Current CC (Both Ports Active) Outputs Disabled ...

Page 5

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM DC Electrical Characteristics Over the Operating Temperature Supply Voltage Range Symbol Parameter ( Input Leakage Current Output Leakage Current LO V Output ...

Page 6

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM AC Test Conditions Input Pulse Levels Input Rise/Fall Times Input Timing Reference Levels Output Reference Levels Output Load 5V DATA OUT 775Ω *100pF for 55 and 100ns ...

Page 7

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM AC Electrical Characteristics Over the Operating Temperature and Supply Voltage Range Symbol READ CYCLE t Read Cycle Time RC t Address Access Time AA t Chip Enable ...

Page 8

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Timing Waveform of Read Cycle No. 1, Either Side ADDRESS t OH DATA PREVIOUS DATA VALID OUT BUSY OUT Timing Waveform of Read Cycle No. 2, Either ...

Page 9

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM AC Electrical Characteristics Over the Operating Temperature Supply Voltage Range Symbol WRITE CYCLE (3) t Write Cycle Time WC t Chip Enable to End-of-Write EW t Address ...

Page 10

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Timing Waveform of Write Cycle No. 1, (R/W Controlled Timing) ADDRESS R/W DATA OUT DATA IN Timing Waveform of Write Cycle No. ...

Page 11

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM AC Electrical Characteristics Over the Operating Temperature and Supply Voltage Range Symbol BUSY Timing (For Master IDT7132 Only) BUSY Access Time from Address t BAA BUSY Disable ...

Page 12

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Timing Waveform of Write with Port-to-Port Read and BUSY ADDR "A" R/W "A" DATA IN"A" (1) t APS ADDR "B" BUSY "B" DATA OUT"B" NOTES ...

Page 13

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Timing Waveform of BUSY Arbitration Controlled by CE Timing ADDR and "A" "B" CE "B" (2) t APS CE "A" BUSY "A" Timing Waveform of BUSY Arbitration ...

Page 14

... BUSY signal as a write inhibit signal. Thus on the IDT7132/ 2692 tbl 13 IDT7142 SRAMs the BUSY pin is an output if the part is Master (IDT7132), and the BUSY pin is an input if the part is a Slave (IDT7142) as shown in Figure 3. ...

Page 15

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Ordering Information XXXX A 999 A Device TypePower Speed Package NOTES: 1. Industrial temperature range is available.For specific speeds, packages and powers contact your sales office. 2. ...

Page 16

IDT7132SA/LA and IDT 7142SA/LA High Speed Dual Port Static RAM Datasheet Document History (cont'd) 06/11/04: Page 6 Page & 15 Page 5 Page 6 01/17/06: Page 1 Page 15 Page 16 10/21/08: Page ...

Related keywords