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SI2433 数据表(PDF) 5 Page - Silicon Laboratories |
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SI2433 数据表(HTML) 5 Page - Silicon Laboratories |
5 / 86 page Si2456/Si2433/Si2414 Rev. 0.9 5 Table 2. DAA Loop Characteristics (VD = 3.0 to 3.6 V, TA = 0 to 70 °C for K-Grade) Parameter Symbol Test Condition Min Typ Max Unit DC Termination Voltage VTR IL =20mA, ACT1 =1 DCT = 11 (CTR21) —— 7.5 V DC Termination Voltage VTR IL = 42 mA, ACT = 1 DCT = 11 (CTR21) — — 14.5 V DC Termination Voltage VTR IL = 50 mA, ACT = 1 DCT = 11 (CTR21) —— 40 V DC Termination Voltage VTR IL = 60 mA, ACT = 1 DCT = 11 (CTR21) 40 — — V DC Termination Voltage VTR IL = 20 mA, ACT = 0 DCT = 01 (Japan) —— 6.0 V DC Termination Voltage VTR IL = 100 mA, ACT = 0 DCT = 01 (Japan) 9— — V DC Termination Voltage VTR IL = 20 mA, ACT = 0 DCT = 10 (FCC) —— 7.5 V DC Termination Voltage VTR IL = 100 mA, ACT = 0 DCT = 10 (FCC) 9— — V On-Hook Leakage Current ILK VTR = –48 V — — 7 µA Operating Loop Current ILP FCC/Japan Modes 13 — 120 mA Operating Loop Current ILP CTR21 13 — 60 mA DC Ring Current2 DC flowing through ring detection circuitry —— 7 µA Ring Detect Voltage3 VRD RT = 0 11 — 22 Vrms Ring Detect Voltage3 VRD RT = 1 17 — 33 Vrms Ring Frequency FR 15 — 68 Hz Ringer Equivalence Number4 REN — — 0.2 Notes: 1. ACT = U67, bit 5; DCT = U67, bits 3:2; RT = U67, bit 0; RZ = U67, bit 1. 2. R25 and R26 installed. 3. The ring signal is guaranteed to not be detected below the minimum. The ring signal is guaranteed to be detected above the maximum. 4. C15, R14, Z2, and Z3 not installed. RZ = 0. |
类似零件编号 - SI2433 |
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类似说明 - SI2433 |
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