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ADM3485EAR-REEL7 Fiches technique(PDF) 4 Page - Analog Devices |
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ADM3485EAR-REEL7 Fiches technique(HTML) 4 Page - Analog Devices |
4 / 16 page ADM3485E Rev. D | Page 4 of 16 TIMING SPECIFICATIONS VCC = 3.3 V, TA = 25°C. Table 2. Parameter Symbol Min Typ Max Unit Test Conditions/Comments DRIVER Maximum Data Rate 12 15 Differential Output Delay tDD 1 22 35 ns RL = 60 Ω, CL1 = CL2 = 15 pF (see Figure 6) Differential Output Transition Time tTD 3 11 25 ns RL = 60 Ω, CL1 = CL2 = 15 pF (see Figure 6) Propagation Delay From Low to High Level tPLH 7 23 35 ns RL = 27 Ω (see Figure 7) From High to Low Level tPHL 7 23 35 ns RL = 27 Ω (see Figure 7) |tPLH − tPHL| Propagation Delay Skew tPDS –1.4 ±8 ns RL = 27 Ω (see Figure 7) Enable/Disable Timing Enable Time to Low Level tPZL 42 90 ns RL = 110 Ω (see Figure 9) Enable Time to High Level tPZH 42 90 ns RL = 110 Ω (see Figure 8) Disable Time from Low Level tPLZ 35 80 ns RL = 110 Ω (see Figure 9) Disable Time from High Level tPHZ 35 80 ns RL = 110 Ω (see Figure 8) Enable Time from Shutdown to Low Level tPSL 650 900 ns RL = 110 Ω (see Figure 9) Enable Time from Shutdown to High Level tPSH 650 900 ns RL = 110 Ω (see Figure 8) RECEIVER Propagation Delay From Low to High Level tRPLH 25 62 90 ns VID = 0 V to 3.0 V, CL = 15 pF (see Figure 10) From High to Low Level tRPHL 25 62 90 ns VID = 0 V to 3.0 V, CL = 15 pF (see Figure 10) |tRPLH − tRPHL| Propagation Delay Skew tRPDS 6 ±10 ns VID = 0 V to 3.0 V, CL = 15 pF (see Figure 10) Enable/Disable Timing Enable Time to Low Level tRPZL 25 50 ns CL = 15 pF (see Figure 11) Enable Time to High Level tRPZH 25 50 ns CL = 15 pF (see Figure 11) Disable Time from Low Level tRPLZ 25 45 ns CL = 15 pF (see Figure 11) Disable Time from High Level tRPHZ 25 45 ns CL = 15 pF (see Figure 11) Enable Time from Shutdown to Low Level tRPSL 720 1400 ns CL = 15 pF (see Figure 11) Enable Time from Shutdown to High Level tRPSH 720 1400 ns CL = 15 pF (see Figure 11) Time to Shutdown1 tSHDN 80 190 300 ns 1 The transceivers are put into shutdown mode by bringing the RE high and the DE low. If the inputs are in this state for less than 80 ns, the parts are guaranteed not to enter shutdown. If the parts are in this state for 300 ns or more, the parts are guaranteed to enter shutdown. |
Numéro de pièce similaire - ADM3485EAR-REEL7 |
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Description similaire - ADM3485EAR-REEL7 |
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