T15M256B TM tech, T15M256B Datasheet

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T15M256B

Manufacturer Part Number
T15M256B
Description
32K X 8 LOW POWER CMOS STATIC RAM
Manufacturer
TM tech
Datasheet
tm
SRAM
FEATURES
PART NUMBER EXAMPLES
TM Technology Inc. reserves the right
to change products or specifications without notice.
T15M256B-70N
T15M256B-70J
T15M256B-70D
T15M256B-85P
T15M256B-85R
T15M256B-70NI
T15M256B-70JI
T15M256B-70DI
T15M256B-85PI
T15M256B-85RI
28-pin DIP(600mil),SOJ, SOP, TSOP-I
(8x13.4mm forward type and reverse type).
High speed access time: 50/70/85/100ns
Low power supply current :
Power supply : 5V (± 10%)
All inputs and outputs directly LVTTL
Common I/O capability
Data retention voltage : 1.5V (min)
Available packages :
Operating temperature :
Fully static operation – No clock or refreshing
compatible
-
- Standby : 10uA
-
- Operating :35mA(max)
required
PART NO.
-40 ~ +85 C
0 ~ +70 C
CH
TE
N=DIP
J=SOJ
D=SOP
P= TSOP-I(Forward)
R= TSOP-I(Reverse)
N=DIP
J=SOJ
D=SOP
P= TSOP-I(Forward)
R= TSOP-I(Reverse)
PACKAGE
CODE
Temperature
-40 ~ +85 C
Operating
0 ~ +70 C
P. 1
GENERAL DESCRIPTION
RAM. organized as 32,768 x 8 bits that operates
on a single 5-volt power supply. Low operating
and standby current . Data retention is guaranteed
at a power supply voltage as low as 1.5V. This
device is packaged in a standard 28-pin
DIP(600mil), SOJ, SOP, TSOP-I forward and
reverse type.
BLOCK DIAGRAM
A14
Vcc
CS
OE
WE
Vss
A0
32K X 8 LOW POWER
The T15M256B is a low power CMOS static
.
.
.
CMOS STATIC RAM
DECODER
CONTROL
Publication Date: MAY. 2002
DATA I/O
ARRAY
CORE
T15M256B
Revision:A
I / O 1
I / O8
.
.

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T15M256B Summary of contents

Page 1

... X 8 LOW POWER CMOS STATIC RAM GENERAL DESCRIPTION The T15M256B is a low power CMOS static RAM. organized as 32,768 x 8 bits that operates on a single 5-volt power supply. Low operating and standby current . Data retention is guaranteed at a power supply voltage as low as 1 ...

Page 2

... I A10 I/O5 A12 22 I/O4 A14 21 VSS VCC 20 I/ I/O2 A13 18 I/ A11 T15M256B 28 Vcc A13 A11 22 OE SOP 21 A10 I/O8 18 I/O7 17 I/O6 16 I/ TSOP-I 7 Reverse Publication Date: MAY ...

Page 3

... 2.1mA 1.0mA I/O=0mA IL Cycle = MIN. Icc Duty = 100 Cycle=min, Duty=100 -0. SB1 P. 3 T15M256B TYP MAX 5 5.5 - 0.8 - Vcc+0.3 - +70/+85 I/O1- I/O8 High-Z High-Z Data Out Data In MIN. TYP. MAX. UNIT - - 2 -70 - ...

Page 4

... I/O OUT 1.5V See Fig. 1,2 5V OUTPUT R2 1020 ohm (For T15M256B MAX. UNIT CONDITIONS R1- 1928 ohm R2 5pF 1020 Including ohm Jig and Scope , Fig 2 Publication Date: MAY ...

Page 5

... WHZ T15M256B -85ns -100ns MIN. MAX. MIN. MAX 100 - 100 100 -85ns -100ns ...

Page 6

... Symbol Test Condition V CS -0. =5. CDR See data retention waveform t R Data Retention M ode V > 1. >VCC-0. T15M256B Min Typ 1 -0. Vcc_TYP Publication Date: MAY. 2002 max unit - ...

Page 7

... T15M256B DON'T CARE UNDEF INED Publication Date: MAY. 2002 Revision:A ...

Page 8

... Fixed T15M256B DON'T CARE UNDEF INED Publication Date: MAY. 2002 Revision:A ...

Page 9

... Technology Inc. reserves the right to change products or specifications without notice. D are the same as the data written to OUT 500 mV from steady state with P. 9 T15M256B D during the write cycle 5pF. This parameter is L Publication Date: MAY ...

Page 10

... C - 0.100 C1 0.016 0.018 C2 - 0.060 D 0.600 0.612 D1 0.630 0.650 TM Technology Inc. reserves the right to change products or specifications without notice Dimension in mm max min. typ. max. 1.460 36.58 36.83 37.08 0.554 13.87 13.97 14. 5.33 - 2.54 - 0.160 3.56 3.81 4. 2.54 0.020 0.41 0.46 0. 1.52 0.624 15.24 15.54 15.85 0.670 16.0 16.51 17 T15M256B Publication Date: MAY. 2002 Revision:A ...

Page 11

... P. 11 T15M256B DIMENSIONS IN MM 18.03±0.05 7.62±0.13 1.52±0.05 1.27±0.03 1.63±0.03 0.38±0.05 0.76±0.05 1.27±0.05 0.46±0.05 0.71± ...

Page 12

... P. 12 T15M256B e1 Detail See Detail F Notes : 1. Dimensions D max. & S include mold flash or tie bar burrs. 2. Dimension b does not include dambar protrusion / intrusion. 3. Dimensions D & E include mold mismatch and determined at the mold parting line. ...

Page 13

... DIMENSIONS IN INCHES 0.047(max.) 0.004±0.002 0.039±0.002 0.008(typ.) 0.006(typ.) 0.465±0.004 0.315±0.004 0.022(typ.) 0.528±0.008 0.020±0.004 0.0315±0.004 0.004(max T15M256B (8X13.4mm Seating plane A 0.010 L L1 DIMENSIONS IN MM 1.20(max.) 0.10± ...

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