ST16C32245

www.DataSheet4U.com ST16C32245 14 BIT DUAL SUPPLY BUS TRANSCEIVER LEVEL TRANSLATOR, A SIDE SERIES RESISTOR, 2 BIT I2C LINES PRELIMINARY DATA s s s s s s s s s s s HIGH SPEED: tPD = 4.4ns (MAX.) at TA=85°C VCCA = 3.0V VCCB = 2.3V LOW POWER DISSIPATION: ICCA = ICCB = 20µA(MAX.) at TA=85°C SYMMETRICAL OUTPUT IMPEDANCE: |IOHA| = IOLA = 8mA MIN at VCCA = 3.0V VCCB = 1.65V or 2.3V |IOHB| = IOLB = 6mA MIN at VCCB = 1.65V VCCA = 3V) BALANCED PROPAG. DELAYS: tPLH ≅ tPHL POWER DOWN PROTECTION ON I/O 26Ω SERIES RESISTOR ON A SIDE OUTPUTS OPERATING VOLTAGE RANGE: VCCA(OPR)=2.3V to 3.6V (1.2V Data Retent) VCCB(OPR)=1.65V to 2.7V (1.2V Data Retent) FAST I2C LINES 1.8V/2.8V LEVEL TRANSLATOR: 400KHz GUARANTEED DATA RATE AT CL = 15pF BUS HOLD PROVIDED ON DATA INPUT BOTH SIDE LATCH-UP PERFORMANCE EXCEEDS 500mA (JESD 17) ESD PERFORMANCE: HBM > 2000V (MIL STD 883 method 3015); MM > 200V TSSOP TFBGA µTFBGA Table 1: Order Codes PACKAGE TSSOP48 TFBGA54 µTFBGA42 T&R ST16C32245TTR ST16C32245LBR ST16C32245TBR Figure 1: Logic Diagram DESCRIPTION The ST16C32245 is a dual supply low voltage CMOS 14-BIT BUS TRANSCEIVER fabricated with sub-micron silicon gate and five-layer metal wiring C2MOS technology. Designed for use as an interface between a 3.3V bus and a 2.5V or 1.8V bus in a mixed 3.3V/1.8V,3.3V/2.5V and 2.5V/ 1.8V supply systems, it achieves high speed operation while maintaining the CMOS low power dissipation and it includes 2-bit I2C level translation. This IC is intended for two...