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DAC7741 数据表(PDF) 6 Page - Texas Instruments |
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DAC7741 数据表(HTML) 6 Page - Texas Instruments |
6 / 23 page DAC7741 6 SBAS248B www.ti.com PARAMETER DESCRIPTION MIN TYP MAX UNITS tRCS CS LOW for Read 100 ns tRDS R/W HIGH to CS LOW 10 ns tRDH R/W HIGH after CS HIGH 10 ns tDZ CS HIGH to Data Bus High Impedance 10 70 ns tCSD CS LOW to Data Bus Valid 85 100 ns tWCS CS LOW for Write 30 ns tWS R/W LOW to CS LOW 10 ns tWH R/W LOW after CS HIGH 10 ns tLS CS LOW to LDAC HIGH 40 ns tLH CS LOW after LDAC HIGH 0 ns tLX LDAC HIGH 30 ns tDS Data Valid to CS LOW 0 ns tDH Data Valid after CS HIGH 20 ns tLWD LDAC LOW 40 ns tSS RSTSEL Valid Before RST LOW 0 ns tSH RSTSEL Valid After RST HIGH 10 ns tRSS RST LOW 30 ns tS Voltage Output Settling Time 5 µs TIMING CHARACTERISTICS DAC7741Y TIMING DIAGRAMS RESET TIMING Data In DB15-DB0 t DS t LS t LH t S t LX t WH t LWD t DH t WS t WCS Data Valid CS R/W LDAC V OUT ±0.003% of FSR Error Bands t RCS t RDS t RDH t CSD t DZ Data Valid Data Out DB15-DB0 R/W CS RSTSEL (RSTSEL = LOW) (RSTSEL = HIGH) RST V OUT V OUT t SS t SH t RSS t S +FS +FS –FS –FS Min-Scale Mid-Scale WRITE CYCLE READ CYCLE |
类似零件编号 - DAC7741 |
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类似说明 - DAC7741 |
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