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ADM3488 Scheda tecnica(PDF) 5 Page - Analog Devices |
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ADM3488 Scheda tecnica(HTML) 5 Page - Analog Devices |
5 / 20 page Data Sheet ADM3483/ADM3485/ADM3488/ADM3490/ADM3491 Rev. E | Page 5 of 20 TIMING SPECIFICATIONS—ADM3485/ADM3490/ADM3491 VCC = 3.3 V, TA = 25°C, unless otherwise noted. Table 3. Parameter Min Typ Max Unit Test Conditions/Comments DRIVER Differential Output Delay (tDD) 1 22 35 ns RL = 60 Ω (see Figure 20 and Figure 26) Differential Output Transition Time (tTD) 3 8 25 ns RL = 60 Ω (see Figure 20 and Figure 26) Propagation Delay, Low-to-High Level (tPLH) 7 22 35 ns RL = 27 Ω (see Figure 21 and Figure 27) Propagation Delay, High-to-Low Level (tPHL) 7 22 35 ns RL = 27 Ω (see Figure 21 and Figure 27) |tPLH – tPHL| Propagation Delay Skew1 (tPDS) 8 ns RL = 27 Ω (see Figure 21 and Figure 27) DRIVER OUTPUT ENABLE/DISABLE TIMES (ADM3485/ ADM3491 ONLY) Output Enable Time to Low Level (tPZL) 45 90 ns RL = 110 Ω (see Figure 23 and Figure 29) Output Enable Time to High Level (tPZH) 45 90 ns RL = 110 Ω (see Figure 22 and Figure 28) Output Disable Time from High Level (tPHZ) 40 80 ns RL = 110 Ω (see Figure 22 and Figure 28) Output Disable Time from Low Level (tPLZ) 40 80 ns RL = 110 Ω (see Figure 23 and Figure 29) Output Enable Time from Shutdown to Low Level (tPSL) 650 900 ns RL = 110 Ω (see Figure 23 and Figure 29) Output Enable Time from Shutdown to High Level (tPSH) 650 900 ns RL = 110 Ω (see Figure 22 and Figure 28) 1 Measured on |tPLH (Y) − tPHL (Y)| and |tPLH (Z) − tPHL (Z)|. TIMING SPECIFICATIONS—ADM3483/ADM3488 VCC = 3.3 V, TA = 25°C, unless otherwise noted. Table 4. Parameter Min Typ Max Unit Test Conditions/Comments DRIVER Differential Output Delay (tDD) 600 900 1400 ns RL = 60 Ω (see Figure 20 and Figure 26) Differential Output Transition Time (tTD) 400 700 1200 ns RL = 60 Ω (see Figure 20 and Figure 26) Propagation Delay, Low-to-High Level (tPLH) 700 1000 1500 ns RL = 27 Ω (see Figure 21 and Figure 27) Propagation Delay, High-to-Low Level (tPHL) 700 1000 1500 ns RL = 27 Ω (see Figure 21 and Figure 27) |tPLH – tPHL| Propagation Delay Skew1 (tPDS) 100 ns RL = 27 Ω (see Figure 21 and Figure 27) DRIVER OUTPUT ENABLE/DISABLE TIMES (ADM3483 ONLY) Output Enable Time to Low Level (tPZL) 900 1300 ns RL = 110 Ω (see Figure 23 and Figure 29) Output Enable Time to High Level (tPZH) 600 800 ns RL = 110 Ω (see Figure 22 and Figure 28) Output Disable Time from High Level (tPHZ) 50 80 ns RL = 110 Ω (see Figure 22 and Figure 28) Output Disable Time from Low Level (tPLZ) 50 80 ns RL = 110 Ω (see Figure 23 and Figure 29) Output Enable Time from Shutdown to Low Level (tPSL) 1.9 2.7 μs RL = 110 Ω (see Figure 23 and Figure 29) Output Enable Time from Shutdown to High Level (tPSH) 2.2 3.0 μs RL = 110 Ω (see Figure 22 and Figure 28) 1 Measured on |tPLH (Y) − tPHL (Y)| and |tPLH (Z) − tPHL (Z)|. |
Codice articolo simile - ADM3488_15 |
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Descrizione simile - ADM3488_15 |
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