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SCN68562 Datasheet(PDF) 8 Page - NXP Semiconductors |
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SCN68562 Datasheet(HTML) 8 Page - NXP Semiconductors |
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8 / 18 page  Philips Semiconductors Product specification SCN68562 Dual universal serial communications controller (DUSCC) 1995 May 01 8 AC ELECTRICAL CHARACTERISTICS1, 2, 3, 4 TA = -55 to +110°c, VCC = 5V + 10% NO FIGURE PARAMETER LIMITS UNIT NO. FIGURE PARAMETER Min Typ Max UNIT 1 3 RESETN pulse width 1.2 µS 2 4,6 A1 - A6 set-up time to CSN Low 10 nS 3 4,6 A1 - A6 hold time from CSN High 0 nS 4 4,6 RWN set-up time to CSN Low 0 nS 5 4,6 RWN hold time to CSN High 0 nS 6 4,6 CSN High pulse width4 160 nS 7 4,5 CSN or IACKN High from DTACKN Low 30 nS 7A 5 IACKN High to DTACKN High 200 nS 8 4,5 Data valid from CSN or IACKN Low 300 nS 9 4 Data bus floating from CSN High7 100 nS 10 6 Data hold time from DTACKN Low5 0 nS 11 4,6 DTACKN Low from read data ready 0 nS 12 4,6 DTACKN Low from CSN Low 560 nS 12A 6 CSN Low to write data valid 50 nS 13 4,6 DTACKN High from CSN High 150 nS 14 4,6 DTACKN high impedance from CSN High 185 nS 15 5 DTACKN Low from IACKN Low 550 nS 16 8 GPI input set-up time to CSN Low 20 nS 17 8 GPI input hold time from CSN Low 100 nS 18 8 GPO output valid from DTACKN Low 300 nS 19 9 IRQN High from: Read RxFIFO (RxRDY interrupt) 450 nS Write TxFIFO (TxRDY interrupt)8 450 nS Write RSR (Rx condition interrupt)8 400 nS Write TRSR (Rx/Tx interrupt)8 400 nS Write ICTSR (port change and CT int.)8 400 nS 20 10 X1/CLK High or Low time 25 nS X1/CLK frequency 2.0 14.7456 16 MHz CTCLK High or Low time 100 nS CTCLK frequency 0 4 MHz RxC High or Low time 110 nS RxC frequency (16X or 1X)9 0 4 MHz TxC High or Low time 110 nS TxC frequency (16X or 1X) 0 4 MHz 21 11 TxD output from TxC input Low (1X) (16X) 240 435 nS nS 22 11 TxD output from TxC output Low 50 nS 23 12 RxD data set-up time to RxC High 50 nS 24 12 RxD data hold time from RxC High 50 nS 25 13 IACKN Low to daisy chain Low 200 nS 26 15 Data valid from receive DMA ACKN 300 nS 27 14,15 DTCN width 100 nS 28 14,15 RDYN Low to DTCN Low 80 nS 29 15 Data bus float from DTCN Low7 200 nS 30 14,15 DMA ACKN Low to RDYN (DTACKN) Low 360 nS 31 14,15 RDYN High from DTCN Low 230 nS 32 14,15 RDYN High impedance from DTCN Low 250 nS 33 15 Receive DMA REQN High from DMA ACKN Low 325 nS 34 15 Receive DMA ACKN width 150 nS 35 14,15 Receive DMA ACKN Low to DONEN Low 250 nS 36 14 Data set-up to DTCN Low 50 nS 37 14 Data hold from DTCN Low6 50 nS 38 14 Transmit DMA REQN High from ACKN Low 340 nS 39 14 Transmit DMA ACKN width 150 nS 40 14 Transmit DMA ACKN Low to DONEN Low output 250 nS 40A 14 DTCN Low DONEN output High 260 nS 41 16 CSN Low to transmit DONEN Low output 300 nS |
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Similar Description - SCN68562 |
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