AT21CS01 EEPROM

Microchip Technology AT21CS01 EEPROM device is self-powered via 1.7V to 3.6V pull-up voltage in the single I/O line low voltage operation. These AT21CS01 provide 1,024bits of serial EEPROM internally organized as 128 words of 8 bits each (1Kbit). This device shares a common single-wire bus with an I2C protocol structure from which communication is achieved through a single I/O pin. The AT21CS01 features a 15.4Kbps max bit rate in standard speed mode and a 125Kbps max bit rate in high-speed mode. 

Results: 17
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Memory Size Interface Type Organisation Package/Case Supply Voltage - Min Supply Voltage - Max Mounting Style Data Retention Minimum Operating Temperature Maximum Operating Temperature Series Packaging

Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23 23,973In Stock
Cut Tape
$2.37
$1.81
$1.63
$1.56
Reel
$0.996
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape, MouseReel
Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC 3,865In Stock
Cut Tape
$0.843
$0.842
Reel
$0.715
$0.71
Min.: 1
Mult.: 1
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape

Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23 3,482In Stock
Cut Tape
$1.40
Reel
$1.19
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape, MouseReel

Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23 13,657In Stock
Cut Tape
$1.20
$1.19
Reel
$1.01
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape

Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23 4,365In Stock
Cut Tape
$1.20
$1.19
Reel
$1.01
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape, MouseReel

Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23 2,717In Stock
Cut Tape
$0.952
$0.948
$0.923
Reel
$0.785
$0.781
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape, MouseReel

Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23 12,130In Stock
Cut Tape
$1.03
Reel
$0.874
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape
Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC 3,598In Stock
Cut Tape
$1.09
$1.08
Reel
$0.914
$0.91
Min.: 1
Mult.: 1
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape
Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC 3,980In Stock
Cut Tape
$0.843
$0.842
Reel
$0.715
$0.711
Min.: 1
Mult.: 1
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape
Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC 3,970In Stock
Cut Tape
$0.843
$0.842
Reel
$0.715
$0.711
Min.: 1
Mult.: 1
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape, MouseReel

Microchip Technology EEPROM 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23, Add=000 34,858In Stock
35,000Expected 4/11/2026
Cut Tape
$0.367
$0.355
Reel
$0.32
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape, MouseReel
Microchip Technology EEPROM 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC, Add=000 1,468In Stock
Cut Tape
$0.367
$0.355
Reel
$0.32
Min.: 1
Mult.: 1
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape

Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 3-SOT23 161In Stock
Cut Tape
$0.979
$0.953
$0.936
$0.934
Reel
$0.917
Min.: 1
Mult.: 1
: 5,000
1 kbit 1-Wire 128 x 8 SOT-23-3 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel, Cut Tape
Microchip Technology EEPROM 1.7-3.6V 125Kbps Ind Tmp 2-XSFN Non-Stocked Lead-Time 8 Weeks
$0.354
$0.348
$0.333
$0.32
Min.: 1
Mult.: 1
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Tube
Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC Non-Stocked Lead-Time 8 Weeks
Reel
$0.797
Min.: 4,000
Mult.: 4,000
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel
Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC Non-Stocked Lead-Time 8 Weeks
Reel
$0.797
Min.: 4,000
Mult.: 4,000
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel
Microchip Technology EEPROM SEEPROM, 1K, SW - 1.7-3.6V, 125Kbps, Ind Tmp, 8-SOIC Non-Stocked Lead-Time 17 Weeks
Reel
$0.715
Min.: 4,000
Mult.: 4,000
: 4,000
1 kbit 1-Wire 128 x 8 SOIC-8 1.7 V 3.6 V SMD/SMT 100 Year - 40 C + 85 C AT21CS01 Reel