Model No: TXB0104RUTR

Texas Instruments TXB0104RUTR

Manufacturer: Texas Instruments
SEMICON NO.: TXB0104RUTR
Package: 12-UQFN
Stock: In stock
Description: Voltage‑Level Shifter 4‑Bit 100Mbps
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 Mfr      Texas Instruments 
 Device Type  4‑Bit Bidirectional Voltage‑Level Shifter
 Power Supply A‑Port Supply: 1.2 V to 3.6 V, B‑Port Supply: 1.65 V to 5.5 V 
 ICC (Quiescent Current, Max)  5 µA 
 Data Rate (Max)   100 Mbps 
 Propagation Delay (Max)   13.7 ns @ 5 V (B → A), 9.9 ns @ 5 V (A → B) 
 Output Type   Tri‑State, Non‑Inverted 
 Channel Type Bidirectional 
 Number of Circuits   1
 Channels per Circuit  4
 Output High Level Current (Max)  –20 µA 
 Output Low Level Current (Max)  20 µA 
 Auto‑Direction Sensing  Yes 
 Operating Temperature  –40 °C to +85 °C
 Package 12-UQFN
 Mounting Type Surface Mount 
 Compliance    
 RoHS Compliant
TXB0104RUTRvoltage-level translator 
The TXB0104RUTR, a 4-bit bidirectional voltage-level translator from TI, is housed in a compact 12-pin UQFN (RUT) surface-mount package, engineered to seamlessly interface between mixed-voltage systems operating from 1.2V to 3.6V on the A port and 1.65V to 5.5V on the B port without requiring a direction control signal. This auto-direction sensing translator integrates four independent bidirectional channels, each capable of data rates up to 100 Mbps for push-pull applications and 24 Mbps for open-drain applications, with the direction of each channel automatically determined by the voltage levels on the I/O pins. Its key electrical specifications include a low 4.5ns maximum propagation delay that ensures minimal signal latency, a 3.5pA typical static current per channel that minimizes power consumption in idle states, and a 1.65V to 5.5V wide VCCB supply range that supports interfacing with legacy 5V systems. The device features integrated edge rate accelerators that improve data integrity at high speeds, supports partial power-down mode with I/O protection, and requires no external pull-up or pull-down resistors for standard push-pull CMOS logic translation. It is widely deployed in smartphones, tablets, portable media players, industrial sensors and microcontroller interfaces that require robust, direction-automatic voltage translation between processors, sensors and peripherals with different I/O voltage levels.
Alternative voltage-level shifter models
● SN74LVC4T245 by TI: A 4-bit dual-supply bidirectional translator with direction control pin, 5.5V tolerance and 100 Mbps data rate, ideal for controlled voltage translation.
● PCA9306 by NXP: A dual bidirectional I2C-bus translator with automatic direction sensing and 400 kHz operation, optimized for I2C and SMBus applications.
● FXLA104 by onsemi: A 4-bit bidirectional voltage-level translator with auto-direction sensing and 100 Mbps data rate, designed for mixed-voltage digital interfaces.