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Silan Microelectronics

SC23M28 Datasheet Preview

SC23M28 Datasheet

8KBIT MEMORY CARD IC

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SC23M28
8K-BIT MEMORY CARD IC
DESCRIPTION
SC23M28 is a smart card module utilizing CMOS EEPROM technology.
1024 bytes main memory with write-protect function and programmable
security code. And the periphery interface is compatible with ISO7816
agreement (synchronous propagation).
FEATURES
* 1024 X 8 bit EEPROM
* Byte addressing
* Permanent write-protect for each byte
* 1024 X 1bit memory protection
* Serial three buses interface
* More than 100,000 times write endurance cycles
* Data retention of more than 10 years
ORDERING INFORMATION
* Contact definition and serial interface comply to ISO7816 specification
(synchronous propagation)
Device
Package
* 2Byte programmable security code PSC(Programmable Security SC23M28A P8-13
Code), and the data can be changed only when pass the PSC SC23M28B MCTS012106
authentication
SC23M28C P8-12
* Compatible with SLE4428
SC23M28D FPC-1
APPLICATIONS
* Used for various IC cards.
BLOCK DIAGRAM
www.DataSheet4U.com
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.0 2006.07.21
Page 1 of 10




Silan Microelectronics

SC23M28 Datasheet Preview

SC23M28 Datasheet

8KBIT MEMORY CARD IC

No Preview Available !

SC23M28
ABSOLUTE MAXIMUM RATINGS
Characteristic
Power Supply Voltage
Input Voltage
Storage Temperature
Power Dissipation
Symbol
VCC
VI
Tstg
Ptot
Ratings
-0.3~6
-0.3~6
-40~125
60
DC ELECTRICAL CHARACTERISTICS (VCC=5V, Tamb =25°C)
Characteristics
Symbol
Supply Voltage
Supply Current
H Input Voltage(I/O, CLK, RST)
L Input Voltage(I/O, CLK, RST)
H Input Current (I/O, CLK, RST)
L Output Current (VL=0.4V, Open-
drain)
VCC
ICC
VIH
VIL
IH
IOL
H Leakage
Open-drain)
Current (VH=VCC,
IOH
Input Capacitance
Ci
Operating Frequency
F
Condition
Min.
2.4
--
3.0
0
--
0.5
Typ.
--
2
--
--
3
1.0
-- --
-- --
-- 20
AC ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, VCC=5.0V, Tamb=25°C, and testing frequency is 20kHz)
Characteristics
www.DataShReeets4eUt.cToimm e
CLK (High Level)
CLK (Low Level)
Write Time
Erase Time
Set Up Time(D/CLK)
Set Up Time (CLK/RST)
Set Up Time (RST/CLK)
Hold Time(D/CLK)
Delay Time(CLK/D)
Rise Time(I/O, CLK, RST)
Fall Time(I/O, CLK, RST)
Symbol
tRE
tH
tL
tW
tE
td1
td3
td4
td5
td2
tR
tF
Condition
Min.
9
10
10
5
5
4
4
4
4
6
--
--
Typ.
--
--
--
--
--
--
--
--
--
--
--
--
Max.
5.5
10
VCC
1.2
5
--
1
10
--
Max.
--
--
--
--
--
--
--
--
--
--
1
1
Unit
V
V
°C
mW
Unit
V
mA
V
V
µA
mA
µA
pF
kHz
Unit
µs
µs
µs
ms
ms
µs
µs
µs
µs
µs
µs
µs
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.0 2006.07.21
Page 2 of 10


Part Number SC23M28
Description 8KBIT MEMORY CARD IC
Maker Silan Microelectronics
Total Page 10 Pages
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