S-93C46BD0I-I8T1G SII [Seiko Instruments Inc], S-93C46BD0I-I8T1G Datasheet - Page 18
![no-image](/images/no-image-200.jpg)
S-93C46BD0I-I8T1G
Manufacturer Part Number
S-93C46BD0I-I8T1G
Description
3-WIRE SERIAL E2PROM
Manufacturer
SII [Seiko Instruments Inc]
Datasheet
1.S-93C46BD0I-I8T1G.pdf
(50 pages)
- Current page: 18 of 50
- Download datasheet (464Kb)
18
3-WIRE SERIAL E
S-93C46B/56B/66B
5. Write enable (EWEN) and write disable (EWDS)
The EWEN instruction is an instruction that enables a write operation. The status in which a write operation is
enabled is called the program enable mode.
The EWDS instruction is an instruction that disables a write operation. The status in which a write operation is
disabled is called the program disable mode.
After CS goes high, input an instruction in the order of the start bit, EWEN or EWDS instruction, and address
(optional). Each mode becomes valid by inputting a low level to CS after the last address (optional) has been
input.
(1) Recommendation for write operation disable instruction
CS
SK
DI
It is recommended to implement a design that prevents an incorrect write operation when a write instruction
is erroneously recognized by executing the write operation disable instruction when executing instructions
other than write instruction, and immediately after power-on and before power off.
CS
SK
DI
2
PROM
1
Figure 20 Write Enable/Disable Timing (S-93C56B, S-93C66B)
0
1
2
Figure 19 Write Enable/Disable Timing (S-93C46B)
0
0
2
3
11 = EWEN
00 = EWDS
0
Seiko Instruments Inc.
3
4
11 = EWEN
00 = EWDS
4
5
6
5
6
7
6Xs
7
8
4Xs
9
8
10
9
11
Standby
Standby
Rev.7.0
_00
Related parts for S-93C46BD0I-I8T1G
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![S-75L00ANC](/images/no-image3.png)
Part Number:
Description:
MINI LOGIC SERIES 2 INPUT NAND GATE
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-75V04ANC](/images/no-image3.png)
Part Number:
Description:
INVERTER fabricated by utilizing advanced
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-8438AF](/images/no-image3.png)
Part Number:
Description:
INVERTING SWITCHING REGULATORS
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-1000](/images/no-image3.png)
Part Number:
Description:
ULTRA-SMALL PACKAGE HIGH-PRECISION VOLTAGE DETECTOR
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-81220SG](/images/no-image3.png)
Part Number:
Description:
HIGH-PRECISION VOLTAGE REGULATOR
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-81332HG](/images/no-image3.png)
Part Number:
Description:
HIGH-PRECISION VOLTAGE REGULATOR?
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S80830](/images/no-image3.png)
Part Number:
Description:
ULTRA-SMALL PACKAGE HIGH-PRECISION VOLTAGE DETECTOR
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S2934A](/images/no-image3.png)
Part Number:
Description:
CMOS 4K- bit serial E2PROM Compatible with NMC93C66, NS code
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-3511AEFS](/images/no-image3.png)
Part Number:
Description:
REAL-TIME CLOCK
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-35192A-I8T1G](/images/no-image3.png)
Part Number:
Description:
3-WIRE REAL-TIME CLOCK
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-89120A](/images/no-image3.png)
Part Number:
Description:
MINI ANALOG SERIES CMOS OPERATIONAL AMPLIFIER
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-89430ACMC-HBUT2G](/images/no-image3.png)
Part Number:
Description:
MINI ANALOG SERIES 0.5 ?A Rail-to-Rail CMOS OPERATIONAL AMPLIFIER
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-89713B-I8T1G](/images/no-image3.png)
Part Number:
Description:
MINI ANALOG SERIES LOW INPUT OFFSET VOLTAGE CMOS OPERATIONAL AMPLIFIER
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-9365AAAAAI6TIG2](/images/no-image3.png)
Part Number:
Description:
STEP-UP, SUPER-SMALL PACKAGE, 1.2 MHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet:
![S-93A46A](/images/no-image3.png)
Part Number:
Description:
CMOS SERIAL E2PROM
Manufacturer:
SII [Seiko Instruments Inc]
Datasheet: