ZHCSGH5D August 2017 – May 2019 TUSB1042I
PRODUCTION DATA.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| USB Gen 2 Differential Receiver (RX1P/N, RX2P/N, SSTXP/N) | ||||||
| V(RX-DIFF-PP) | Input differential peak-peak voltage swing linear dynamic range | AC-coupled differential peak-to-peak signal measured post CTLE through a reference channel | 2000 | mVpp | ||
| V(RX-DC-CM) | Common-mode voltage bias in the receiver (DC) | 0 | V | |||
| R(RX-DIFF-DC) | Differential input impedance (DC) | Present after a GEN2 device is detected on TXP/TXN | 72 | 120 | Ω | |
| R(RX-CM-DC) | Receiver DC common mode impedance | Present after a GEN2 device is detected on TXP/TXN | 18 | 30 | Ω | |
| Z(RX-HIGH-IMP-DC-POS) | Common-mode input impedance with termination disabled (DC) | Present when no GEN2 device is detected on TXP/TXN. Measured over the range of 0-500mV with respect to GND. | 25 | kΩ | ||
| V(SIGNAL-DET-DIFF-PP) | Input differential peak-to-peak signal detect assert level | At 10 Gbps, no input loss, PRBS7 pattern | 80 | mV | ||
| V(RX-IDLE-DET-DIFF-PP) | Input differential peak-to-peak signal detect de-assert Level | At 10 Gbps, no input loss, PRBS7 pattern | 60 | mV | ||
| V(RX-LFPS-DET-DIFF-PP) | Low frequency periodic signaling (LFPS) detect threshold | Below the minimum is squelched | 100 | 300 | mV | |
| V(RX-CM-AC-P) | Peak RX AC common-mode voltage | Measured at package pin | 150 | mV | ||
| C(RX) | RX input capacitance to GND | At 5 GHz | 0.5 | 1 | pF | |
| RL(RX-DIFF) | Differential return Loss | 50 MHz – 1.25 GHz at 90 Ω | –19 | dB | ||
| 5 GHz at 90 Ω | –10 | dB | ||||
| RL(RX-CM) | Common-mode return loss | 50 MHz – 5 GHz at 90 Ω | –10 | dB | ||
| EQ(SS_TX) | Receiver equalization for upstream facing port | SSEQ[1:0] at 5 GHz | 11 | dB | ||
| EQ(SS_RX) | Receiver equalization for downstream facing ports | EQ[1:0] at 5 GHz | 9 | dB | ||
| USB Gen 2 Differential Transmitter (TX1P/N, TX2P/N, SSRXP/N) | ||||||
| VTX(DIFF-PP) | Transmitter dynamic differential voltage swing range. | 1600 | mVPP | |||
| VTX(RCV-DETECT) | Amount of voltage change allowed during receiver detection | 600 | mV | |||
| VTX(CM-IDLE-DELTA) | Transmitter idle common-mode voltage change while in U2/U3 and not actively transmitting LFPS | –600 | 600 | mV | ||
| VTX(DC-CM) | Common-mode voltage bias in the transmitter (DC) | 1.75 | V | |||
| VTX(CM-AC-PP-ACTIVE) | Tx AC common-mode voltage active | Max mismatch from Txp + Txn for both time and amplitude | 100 | mVPP | ||
| VTX(IDLE-DIFF-AC-PP) | AC electrical idle differential peak-to-peak output voltage | At package pins | 0 | 10 | mV | |
| VTX(IDLE-DIFF-DC) | DC electrical idle differential output voltage | At package pins after low pass filter to remove AC component | 0 | 14 | mV | |
| VTX(CM-DC-ACTIVE-IDLE-DELTA) | Absolute DC common-mode voltage between U1 and U0 | At package pin | 200 | mV | ||
| RTX(DIFF) | Differential impedance of the driver | 75 | 120 | Ω | ||
| CAC(COUPLING) | AC coupling capacitor | 75 | 265 | nF | ||
| RTX(CM) | Common-mode impedance of the driver | Measured with respect to AC ground over
0–500 mV |
18 | 30 | Ω | |
| ITX(SHORT) | TX short circuit current | TX± shorted to GND | 67 | mA | ||
| CTX(PARASITIC) | TX input capacitance for return loss | At package pins, at 5 GHz | 1.25 | pF | ||
| RLTX(DIFF) | Differential return loss | 50 MHz – 1.25 GHz at 90 Ω | -15 | dB | ||
| 5 GHz at 90 Ω | -13 | dB | ||||
| RLTX(CM) | Common-mode return loss | 50 MHz – 5 GHz at 90 Ω | -13 | dB | ||
| AC Characteristics | ||||||
| Crosstalk | Differential crosstalk between TX and RX signal pairs | at 5 GHz | –30 | dB | ||
| C(P1dB-LF) | Low frequency 1-dB compression point | at 100 MHz, 200 mVPP < VID
< 2000 mVPP |
1300 | mVPP | ||
| C(P1dB-HF) | High frequency 1-dB compression point | at 5 GHz, 200 mVPP < VID
< 2000 mVPP |
1000 | mVPP | ||
| fLF | Low frequency cutoff | 200 mVPP< VID < 2000 mVPP | 20 | 50 | kHz | |
| TX output deterministic jitter | 200 mVPP < VID < 2000 mVPP, PRBS7, 10 Gbps | 0.11 | UIpp | |||
| 200 mVPP < VID < 2000 mVPP, PRBS7, 5 Gbps | 0.05 | UIpp | ||||
| TX output total jitter | 200 mVPP < VID < 2000 mVPP, PRBS7, 10 Gbps | 0.15 | UIpp | |||
| 200 mVPP < VID < 2000 mVPP, PRBS7, 5 Gbps | 0.08 | UIpp | ||||