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93LC56B-I/ST

Description
Electrically erasable programmable read-only memory 128x16
Categorystorage    storage   
File Size292KB,25 Pages
ManufacturerMicrochip
Websitehttps://www.microchip.com
Environmental Compliance
Download Datasheet Download user manual Parametric View All

93LC56B-I/ST Overview

Electrically erasable programmable read-only memory 128x16

93LC56B-I/ST Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerMicrochip
Parts packaging codeSOIC
package instructionTSSOP, TSSOP8,.25
Contacts8
Reach Compliance Codecompliant
ECCN codeEAR99
Factory Lead Time7 weeks
Maximum clock frequency (fCLK)2 MHz
Data retention time - minimum200
Durability1000000 Write/Erase Cycles
JESD-30 codeR-PDSO-G8
JESD-609 codee3
length4.4 mm
memory density2048 bit
Memory IC TypeEEPROM
memory width16
Humidity sensitivity level1
Number of functions1
Number of terminals8
word count128 words
character code128
Operating modeSYNCHRONOUS
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
organize128X16
Package body materialPLASTIC/EPOXY
encapsulated codeTSSOP
Encapsulate equivalent codeTSSOP8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Parallel/SerialSERIAL
Certification statusNot Qualified
Maximum seat height1.2 mm
Serial bus typeMICROWIRE
Maximum standby current0.000001 A
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)2.5 V
Nominal supply voltage (Vsup)3 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceMatte Tin (Sn)
Terminal formGULL WING
Terminal pitch0.65 mm
Terminal locationDUAL
width3 mm
write protectSOFTWARE
Base Number Matches1
93AA56A/B/C, 93LC56A/B/C,
93C56A/B/C
2K Microwire Compatible Serial EEPROM
Device Selection Table
Part Number
93AA56A
93AA56B
93LC56A
93LC56B
93C56A
93C56B
93AA56C
93LC56C
93C56C
V
CC
Range
1.8-5.5
1.8-5-5
2.5-5.5
2.5-5.5
4.5-5.5
4.5-5.5
1.8-5.5
2.5-5.5
4.5-5.5
ORG Pin
No
No
No
No
No
No
Yes
Yes
Yes
Word Size
8-bit
16-bit
8-bit
16-bit
8-bit
16-bit
8 or 16-bit
8 or 16-bit
8 or 16-bit
Temp Ranges
I
I
I, E
I, E
I, E
I, E
I
I, E
I, E
Packages
P, SN, ST, MS, OT
P, SN, ST, MS, OT
P, SN, ST, MS, OT
P, SN, ST, MS, OT
P, SN, ST, MS, OT
P, SN, ST, MS, OT
P, SN, ST, MS
P, SN, ST, MS
P, SN, ST, MS
Features
Low-power CMOS technology
ORG pin to select word size for ‘56C version
256 x 8-bit organization ‘A’ ver. devices (no ORG)
128 x 16-bit organization ‘B’ ver. devices (no
ORG)
Self-timed ERASE/WRITE cycles (including
auto-erase)
Automatic ERAL before WRAL
Power on/off data protection circuitry
Industry standard 3-wire serial I/O
Device Status signal (READY/BUSY)
Sequential READ function
1,000,000 E/W cycles
Data retention > 200 years
Temperature ranges supported:
- Industrial (I)
- Automotive (E)
-40°C to +85°C
-40°C to +125°C
Description
The Microchip Technology Inc. 93XX56A/B/C devices
are 2K bit low voltage serial Electrically Erasable
PROMs (EEPROM). Word-selectable devices such as
the 93AA56C, 93LC56C or 93C56C are dependent
upon external logic levels driving the ORG pin to set
word size. For dedicated 8-bit communication, the
93AA56A, 93LC56A or 93C56A devices are available,
while the 93AA56B, 93LC56B and 93C56B devices
provide dedicated 16-bit communication. Advanced
CMOS technology makes these devices ideal for low
power, nonvolatile memory applications. The entire
93XX Series is available in standard packages includ-
ing 8-lead PDIP and SOIC, and advanced packaging
including 8-lead MSOP, 6-lead SOT-23, and 8-lead
TSSOP. Pb-free (Pure Matte Sn) finish is also
available.
Package Types (not to scale)
ROTATED SOIC
(ex: 93LC56BX)
NC
1
2
3
4
8
7
6
5
ORG*
V
SS
DO
DI
CS
CLK
DI
DO
PDIP/SOIC
(P, SN)
1
2
3
4
8
7
6
5
V
CC
NC
ORG*
V
SS
Pin Function Table
Name
CS
CLK
DI
DO
V
SS
NC
ORG
V
CC
Chip Select
Serial Data Clock
Serial Data Input
Serial Data Output
Ground
No internal connection
Memory Configuration
Power Supply
CS
CLK
DI
DO
Function
V
CC
CS
CLK
TSSOP/MSOP
(ST, MS)
1
2
3
4
8
7
6
5
V
CC
NC
ORG*
V
SS
DO
V
SS
DI
SOT-23
(OT)
1
2
3
6
5
4
V
CC
CS
CLK
* ORG pin is NC on A/B devices
2003 Microchip Technology Inc.
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