S-93C46B/56B/66B
www.sii-ic.com
© Seiko Instruments Inc., 2002-2010
3-WIRE SERIAL E
2
PROM
Rev.7.0
_00
The S-93C46B/56B/66B is a 3-wire, high speed, low current consumption, 1/2/4 K-bit serial E
2
PROM with a wide
operating voltage range. It is organized as 64-word
×
16-bit, 128-word
×
16-bit, 256-word
×
16-bit, respectively. Each is
capable of sequential read, at which time addresses are automatically incremented in 16-bit blocks.
The communication method is by the Microwire bus.
Features
•
Low current consumption
Standby:
Read:
Read:
Write:
1.5
μA
Max. (V
CC
=
5.5 V)
0.8 mA Max. (V
CC
=
5.5 V)
0.4 mA Max. (V
CC
=
2.5 V)
1.8 to 5.5 V
2.7 to 5.5 V
•
Wide operating voltage range
•
Sequential read capable
•
Write protect function during the low power supply voltage
•
Function to protect against write due to erroneous instruction recognition
•
Endurance:
10
6
cycles/word
*1
(at
+85°C)
•
Data retention:
100 years (at
+25°C)
20 years (at
+85°C)
•
S-93C46B:
1 K-bit
•
S-93C56B:
2 K-bit
•
S-93C66B:
4 K-bit
•
Lead-free, Sn 100%, halogen-free
*2
*1.
For each address (Word: 16-bit)
*2.
Refer to “
Product Name Structure”
for details.
Packages
•
8-Pin DIP
•
8-Pin SOP (JEDEC)
•
8-Pin TSSOP
•
SNT-8A
•
TMSOP-8
Caution
This product is intended to use in general electronic devices such as consumer electronics, office
equipment, and communications devices. Before using the product in medical equipment or
automobile equipment including car audio, keyless entry and engine control unit, contact to SII is
indispensable.
Seiko Instruments Inc.
1
SII [ SEIKO INSTRUMENTS INC ]
