V53C16258HT45 ETC-unknow, V53C16258HT45 Datasheet

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V53C16258HT45

Manufacturer Part Number
V53C16258HT45
Description
Manufacturer
ETC-unknow
Datasheet
MOSEL VITELIC
Features
Device Usage Chart
V53C16258H Rev. 3.8 November 1999
HIGH PERFORMANCE
Max. RAS Access Time, (t
Max. Column Address Access Time, (t
Min. Extended Data Out Mode Cycle Time, (t
Min. Read/Write Cycle Time, (t
–40 C to +85 C
256K x 16-bit organization
EDO Page Mode for a sustained data rate of
100 MHz
RAS access time: 25, 30, 35, 40, 45, 50 ns
Dual CAS Inputs
Low power dissipation
Read-Modify-Write, RAS-Only Refresh,
CAS-Before-RAS Refresh
Optional Self Refresh (V53C16258SH)
Refresh Interval: 512 cycles/8 ms
Available in 40-pin 400 mil SOJ and 40/44L-pin
400 mil TSOP-II packages
Single +5V 10% Power Supply
TTL Interface
Temperature
0 C to 70 C
Operating
Range
Package Outline
RAC
K
)
RC
)
V53C16258H
HIGH PERFORMANCE
256K X 16 EDO PAGE MODE
CMOS DYNAMIC RAM
OPTIONAL SELF REFRESH
CAA
T
)
PC
)
25
30
25 ns
13 ns
10 ns
45 ns
Access Time (ns)
1
25
35
Description
bit high performance CMOS dynamic random
access memory. The V53C16258H offers a
combination of unique features including: EDO
Page
bandwidth with Page Mode cycle times as short as
10ns. All inputs are TTL compatible. Input and
output capicatance is significantly lowered to
increase performance and minimize loading. These
features make the V53C16258H ideally suited for a
wide variety of high performance computer systems
and peripheral applications.
The V53C16258H is a high speed 262,144 x 16
30 ns
16 ns
12 ns
60 ns
40
30
Mode
45
35 ns
18 ns
14 ns
70 ns
operation
35
50
40 ns
20 ns
15 ns
75 ns
40
for
Power
Std.
higher
PRELIMINARY
45 ns
22 ns
17 ns
80 ns
45
Temperature
sustained
Blank
Mark
I
50 ns
24 ns
19 ns
90 ns
50

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V53C16258HT45 Summary of contents

Page 1

V53C16258H MOSEL VITELIC HIGH PERFORMANCE 256K X 16 EDO PAGE MODE CMOS DYNAMIC RAM OPTIONAL SELF REFRESH HIGH PERFORMANCE Max. RAS Access Time RAC Max. Column Address Access Time, (t CAA Min. Extended Data Out Mode Cycle Time, ...

Page 2

MOSEL VITELIC Part Name Self Refresh V53C16258HKxx No Self Refresh V53C16258HTxx No Self Refresh V53C16258SHKxx Optional Standard Self Refresh (8ms) V53C16258SHTxx Optional Standard Self Refresh (8ms) 40-Pin SOJ PIN CONFIGURATION Top View Vcc Vss 1 40 I/O1 I/O16 2 39 ...

Page 3

MOSEL VITELIC Absolute Maximum Ratings* Ambient Temperature Under Bias ..................................... – +80 C Storage Temperature (plastic) ..... – +125 C Voltage Relative to V .................–1 +7 Data Output Current ..................................... 50 mA ...

Page 4

MOSEL VITELIC DC and Operating Characteristics 10 Symbol Parameter I Input Leakage Current LI (any input pin) I Output Leakage Current LO (for High-Z State) I ...

Page 5

MOSEL VITELIC AC Characteristics 10 Test conditions, input pulse levels Symbol Parameter 1 t RAS Pulse Width RAS 2 t Read ...

Page 6

MOSEL VITELIC AC Characteristics (Cont’d) # Symbol Parameter 29 t Write Pulse Width Write Command Hold Time from WCR RAS 31 t Write Command to RAS Lead RWL Time 32 t Data in Setup Time DS 33 ...

Page 7

MOSEL VITELIC AC Characteristics (Cont’d) # Symbol Parameter High Pulse Width OEP 55 t Transition Time (Rise and Fall Refresh Interval (512 Cycles) REF Optional Self Refresh 57 t RAS Pulse Width During Self ...

Page 8

MOSEL VITELIC Truth Table Function RAS Standby H Read: Word L Read: Lower Byte L Read: Upper Byte L Write: Word (Early-Write) L Write: Lower Byte (Early) L Read: Upper Byte (Early) L Read-Write L EDO Page-Mode Read L EDO ...

Page 9

MOSEL VITELIC Waveforms of Read Cycle V IH RAS CRP (13 UCAS, LCAS ASR ( ADDRESS ROW ADDRESS ...

Page 10

MOSEL VITELIC Waveforms of OE-Controlled Write Cycle V IH RAS CRP (13 UCAS, LCAS ASR ( ADDRESS ROW ADDRESS ...

Page 11

MOSEL VITELIC Waveforms of EDO Page Mode Read Cycle V IH RAS CRP (13 UCAS, LCAS ASR ( ROW ADDRESS ADDRESS RCS ( ...

Page 12

MOSEL VITELIC Waveforms of EDO Page Mode Read-Write Cycle V IH RAS RCD ( UCAS, LCAS t RAD (24 RAH (9) t ASR ( ROW ADDRESS ADD ...

Page 13

MOSEL VITELIC Waveforms of CAS-before-RAS Refresh Counter Test Cycle V IH RAS CSR (47 UCAS, LCAS ADDRESS V IL READ CYCLE I ...

Page 14

MOSEL VITELIC Waveforms of Hidden Refresh Cycle (Read RAS RCD (6) t CRP (13 UCAS, LCAS ASR (8) t RAH ( ROW ADDRESS ADD RCS ...

Page 15

MOSEL VITELIC Waveforms of EDO-Page-Mode Read-Early-Write Cycle (Pseudo Read-Modify-Write RAS CRP RCD V IH UCAS, LCAS RAD t t ASR RAH V IH ROW ADDRESS ADDRESS ...

Page 16

MOSEL VITELIC Functional Description The V53C16258H is a CMOS dynamic RAM optimized for high data bandwidth, low power applications functionally similar to a traditional dynamic RAM. The V53C16258H reads and writes data by multiplexing an 18-bit address into ...

Page 17

MOSEL VITELIC The Self Refresh mode is terminated by returning the RAS clock to a high level for a specified (t minimum time. After termination of the Self Refresh cycle normal accesses to the device may be initiat- ed immediately, ...

Page 18

MOSEL VITELIC Package Outlines 40-Pin Plastic SOJ 1.025 TYP. (1.035 MAX.) [26.04 TYP. (26.29 MAX.)] 40 1 0.050 0.006 [1.27 0.152] 40/44L-Pin TSOP- 0.0315 BSC [.8001 BSC] 0.039 – 0.047 [0.991 – 1.193] V53C16258H Rev. 3.8 November 1999 ...

Page 19

MOSEL VITELIC Notes V53C16258H Rev. 3.8 November 1999 19 V53C16258H ...

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WORLDWIDE OFFICES MOSEL VITELIC U.S.A. TAIWAN 3910 NORTH FIRST STREET 7F, NO. 102 SAN JOSE, CA 95134 MIN-CHUAN E. ROAD, SEC. 3 PHONE: 408-433-6000 TAIPEI FAX: 408-433-0952 PHONE: 886-2-2545-1213 FAX: 886-2-2545-1209 HONG KONG HSIN RD. 19 DAI ...

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