Product Summary



Datasheets KS8721B/BT
Product Photos 48-SSOP
Mfg Application Notes Capacitive Coupling Ethernet Transceivers without Using Transformers
Standard Package 30
Category Integrated Circuits (ICs)
Family Interface - Drivers, Receivers, Transceivers
Series -
Packaging Tube
Type Transceiver
Protocol MII, RMII
Number of Drivers/Receivers 1/1
Duplex Full
Receiver Hysteresis -
Data Rate -
Voltage - Supply 2.375 V ~ 2.625 V
Operating Temperature 0°C ~ 70°C
Mounting Type Surface Mount
Package / Case 48-BSSOP (0.295", 7.50mm Width)
Supplier Device Package 48-SSOP
Online Catalog Physical Layer Transceiver
For Use With
576-1626-ND - BOARD EVALUATION FOR KSZ8721BL
576-1627-ND - BOARD EVALUATION FOR KSZ8721BMC
Other Names 576-1026-5
576-1510-5
576-1510-5-ND
KSZ8721B-ND

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
KSZ8721B
KSZ8721B

IC TXRX PHY 10/100 2.5V 48-SSOP
Data Sheet
0-1: $2.59
1-25: $2.07
25-100: $1.61
100-250: $1.53
250-500: $1.50
KSZ8721B TR
KSZ8721B TR

IC TXRX PHY 10/100 2.5V 48SSOP
Data Sheet
0-1: $2.59
1-25: $2.07
25-100: $1.61
100-250: $1.53
250-500: $1.50
KSZ8721BI
KSZ8721BI

IC TXRX PHY 10/100 2.5V 48SSOP
Data Sheet
0-1: $2.96
1-25: $2.37
25-100: $1.84
100-250: $1.75
250-500: $1.71
KSZ8721BA4 TR
KSZ8721BA4 TR

TXRX 10/100 3.3V 48-SSOP
Data Sheet
Negotiable 
KSZ8721BA4
KSZ8721BA4

TXRX 10/100 3.3V 48-SSOP
Data Sheet
Negotiable 
KSZ8721B-EVAL
KSZ8721B-EVAL

BOARD EVALUATION FOR KSZ8721B
Data Sheet
Negotiable 
KSZ8721BI TR
KSZ8721BI TR

TXRX PHY 10/100 2.3.3/5V 48-SSOP
Data Sheet
0-1000: $1.68
KSZ8721BL TR
KSZ8721BL TR

IC TXRX PHY 10/100 3.3V 48LQFP
Data Sheet
0-1: $2.77
1-25: $2.21
25-100: $1.72
100-250: $1.64
250-500: $1.60