S-93L46A/56A/66A
www.sii-ic.com
© Seiko Instruments Inc., 2004-2011
LOW VOLTAGE OPERATION
3-WIRE SERIAL E
2
PROM
Rev.7.0_
00
The S-93L46A/56A/66A is a low voltage operation, high speed, low current consumption, 3-wire serial E
2
PROM with a wide
operating voltage range. The S-93L46A/56A/66A has the capacity of 1 K-bit, 2 K-bit and 4 K-bit, and the organization is 64-
word
×
16-bit, 128-word
×
16-bit, and 256-word
×
16-bit. It 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
•
Operating voltage range
Read:
Write:
1.6 V to 5.5 V
1.8 V to 5.5 V (WRITE, ERASE)
2.7 V to 5.5 V (WRAL, ERAL)
2.0 MHz (V
CC
= 4.5 V to 5.5 V)
8.0 ms max.
•
Operation frequency:
•
Write time:
•
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
(Ta =
+85°C)
•
Data retention:
100 years (Ta =
+25°C)
20 years (Ta =
+85°C)
•
Memory capacity:
S-93L46A:
1 K-bit
S-93L56A:
2 K-bit
S-93L66A:
4 K-bit
•
Initial shipment data:
FFFFh
•
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 SOP (JEDEC)
•
8-Pin TSSOP
•
TMSOP-8
•
SNT-8A
•
WLP-7D
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
LOW VOLTAGE OPERATION 3-WIRE SERIAL E
2
PROM
S-93L46A/56A/66A
Pin Configurations
1.
8-Pin SOP (JEDEC)
8-Pin SOP (JEDEC)
Top view
Pin No.
1
2
3
4
8
7
6
5
Rev.7.0_
00
Table 1
Symbol
Description
1
CS
Chip select input
2
SK
Serial clock input
3
DI
Serial data input
4
DO
Serial data output
5
GND
Ground
*1
TEST
6
Test
7
NC
No connection
8
VCC
Power supply
*1.
Connect to GND or V
CC
.
Even if this pin is not connected, performance is not affected so long as
the absolute maximum rating is not exceeded.
Figure 1
S-93L46AD0I-J8T1x
S-93L56AD0I-J8T1x
S-93L66AD0I-J8T1x
8-Pin SOP (JEDEC) (Rotated)
Top view
Pin No.
Symbol
Table 2
Description
1
NC
No connection
2
VCC
Power supply
3
CS
Chip select input
4
SK
Serial clock input
5
DI
Serial data input
6
DO
Serial data output
7
GND
Ground
*1
TEST
8
Test
*1.
Connect to GND or V
CC
.
Even if this pin is not connected, performance is not affected so
long as the absolute maximum rating is not exceeded.
1
2
3
4
8
7
6
5
Figure 2
S-93L46AR0I-J8T1x
S-93L56AR0I-J8T1x
S-93L66AR0I-J8T1x
2
Seiko Instruments Inc.
Rev.7.0_
00
LOW VOLTAGE OPERATION 3-WIRE SERIAL E
2
PROM
S-93L46A/56A/66A
2.
8-Pin TSSOP
8-Pin TSSOP
Top view
Pin No.
1
2
3
4
8
7
6
5
Table 3
Symbol
Description
1
CS
Chip select input
2
SK
Serial clock input
3
DI
Serial data input
4
DO
Serial data output
5
GND
Ground
*1
TEST
6
Test
7
NC
No connection
8
VCC
Power supply
*1. Connect to GND or V
CC
.
Even if this pin is not connected, performance is not affected so
long as the absolute maximum rating is not exceeded.
Figure 3
S-93L46AD0I-T8T1x
S-93L56AD0I-T8T1x
S-93L66AD0I-T8T1x
3.
TMSOP-8
TMSOP-8
Top view
Pin No.
Symbol
Table 4
Description
1
2
3
4
Figure 4
8
7
6
5
S-93L46AD0I-K8T3U
S-93L56AD0I-K8T3U
S-93L66AD0I-K8T3U
1
CS
Chip select input
2
SK
Serial clock input
3
DI
Serial data input
4
DO
Serial data output
5
GND
Ground
*1
TEST
6
Test
7
NC
No connection
8
VCC
Power supply
*1.
Connect to GND or V
CC
.
Even if this pin is not connected, performance is not affected so
long as the absolute maximum rating is not exceeded.
Seiko Instruments Inc.
3
LOW VOLTAGE OPERATION 3-WIRE SERIAL E
2
PROM
S-93L46A/56A/66A
4.
SNT-8A
SNT-8A
Top view
Pin No.
1
2
3
4
8
7
6
5
Rev.7.0_
00
Table 5
Symbol
Description
1
CS
Chip select input
2
SK
Serial clock input
3
DI
Serial data input
4
DO
Serial data output
5
GND
Ground
*1
TEST
6
Test
7
NC
No connection
8
VCC
Power supply
*1.
Connect to GND or V
CC
.
Even if this pin is not connected, performance is not affected so long as
the absolute maximum rating is not exceeded.
Figure 5
S-93L46AD0I-I8T1x
S-93L56AD0I-I8T1x
S-93L66AD0I-I8T1x
5.
WLP-7D
WLP-7D
Bottom view
Pin No.
Symbol
Table 6
Description
1
CS
Chip select input
2
DI
Serial data input
3
VCC
Power supply
*1
TEST
4
Test
5
GND
Ground
6
DO
Serial data output
7
SK
Serial clock input
*1.
Connect to GND or V
CC
.
Even if this pin is not connected, performance is not affected so
long as the absolute maximum rating is not exceeded.
4
3 TEST 5
VCC
GND
2
DI
6
1
7
CS
DO
SK
Figure 6
S-93L66AD0I-H7T4S
Remark 1.
Refer to the “Package
drawings”
for the details.
2.
x: G or U
3.
Please select products of environmental code = U for Sn 100%, halogen-free products.
4
Seiko Instruments Inc.
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