ZHCSMM7A April 2022 – May 2024 TUSB1004
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| USB Gen 2 Differential Receiver (CRX1p/n, CRX2p/n, SSTX1p/n, SSTX2p/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 | 1200 | mVpp | ||
| V(RX-DC-CM) | Common-mode voltage bias in the receiver (DC) | 0 | V | |||
| VRX_CM-INST | Max Instantaneous RX DC common-mode voltage change under all operating conditions (OFF to ON, Disabled to USB, and so forth) | Measured at non-device side of AC coupling capacitor with 200-kΩ load. | –300 | 500 | mV | |
| R(RX-DIFF-DC) | Differential input impedance (DC) | Present after a GEN2 device is detected. | 72 | 90 | 120 | Ω |
| R(RX-CM-DC) | Receiver DC common mode impedance | Present after a GEN2 device is detected. | 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 transmitter. 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 | 75 | mV | ||
| V(RX-IDLE-DET-DIFF-PP) | Input differential peak-to-peak signal detect deassert Level | At 10 Gbps, no input loss, PRBS7 pattern | 55 | 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; | 1 | pF | ||
| RL(RX-DIFF) | Differential return Loss | 50 MHz – 1.25 GHz at 85 Ω; | –22 | dB | ||
| 5 GHz at 85 Ω; | –20 | dB | ||||
| RL(RX-CM) | Common-mode return loss | 50 MHz – 5 GHz at 85 Ω; | –12 | dB | ||
| EQ_SSTX15 | SSTX1->CTX1 Receiver equalization at 5 GHz | SSEQ1_SEL = 15; Gain at 5GHz minus Gain at 10MHz; | 13.6 | dB | ||
| EQ_RX15 | CRX1 -> SSRX1 Receiver equalization at 5 GHz | CEQ1_SEL = 15; Gain at 5GHz minus Gain at 10MHz; | 12.7 | dB | ||
| CAC-USB1 | Required external AC capacitor on SSTX1/2 | 75 | 265 | nF | ||
| CAC-USB2 | Optional external AC capacitor on CRX1 and CRX2. | 297 | 363 | nF | ||
| USB Gen 2 Differential Transmitter (CTX1p/n, CTX2p/n, SSRX1p/n, SSRX2p/n) | ||||||
| VTX(DIFF-PP) | Transmitter dynamic differential voltage swing range. | EQ15; VID = 1Vpp; LINR_L3 | 1200 | mVpp | ||
| VTX(RCV-DETECT) | Amount of voltage change allowed during receiver detection | 600 | mV | |||
| VTX-CM-INST-ONOFF | Max Instantaneous TX DC common-mode voltage change under operating condition: OFF to ON, ON to OFF, during Rx.Detect; Disconnect to U0, U2/U3 to Disconnect. | Measured single-ended at non-device side of AC coupling capacitor with 200-kΩ load. | –500 | 800 | mV | |
| VTX(CM-IDLE-DELTA) | Transmitter idle common-mode voltage change while in U2/U3 and not actively transmitting LFPS | –300 | 600 | mV | ||
| VTX(DC-CM) | Common-mode voltage bias in the transmitter (DC) | 0.5 | 0.76 | 1 | 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(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 | 80 | 90 | 120 | Ω | |
| RTX(CM) | Common-mode impedance of the driver | Measured with respect to AC ground over 0–500 mV |
18 | 30 | Ω | |
| VSSRX-LIMITED-VODL0 | SSRX differential peak-to-peak voltage when configured for limited redriver and LINR_L0 | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 0; | 750 | mVpp | ||
| VSSRX-LIMITED-VODL1 | SSRX differential peak-to-peak voltage when configured for limited redriver and LINR_L1 | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 0; | 900 | mVpp | ||
| VSSRX-LIMITED-VODL2 | SSRX differential peak-to-peak voltage when configured for limited redriver and LINR_L2 | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 0; | 1000 | mVpp | ||
| VSSRX-LIMITED-VODL3 | SSRX differential peak-to-peak voltage when configured for limited redriver and LINR_L3 | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 0; | 1100 | mVpp | ||
| VSSRX-DE-RATIO0 | SSRX de-emphasis when configured for limited redriver and de-emphasis enabled. | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 1; TX_DEEPHASIS = 2'b00; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-7 | –1.8 | dB | ||
| VSSRX-DE-RATIO1 | SSRX de-emphasis when configured for limited redriver and de-emphasis enabled. | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 1; TX_DEEPHASIS = 2'b01; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-7 | –2.1 | dB | ||
| VSSRX-DE-RATIO2 | SSRX de-emphasis when configured for limited redriver and de-emphasis enabled. | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 1; TX_DEEPHASIS = 2'b10; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-7 | –3.2 | dB | ||
| VSSRX-DE-RATIO3 | SSRX de-emphasis when configured for limited redriver and de-emphasis enabled. | TX_PRESHOOT_EN = 0; TX_DEEMPHASIS_EN = 1; TX_DEEPHASIS = 2'b11; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-7 | –3.8 | dB | ||
| VSSRX-PRESH-RATIO0 | SSRX preshoot level when configured for limited redriver and preshoot enabled. | TX_PRESHOOT_EN = 1; TX_DEEMPHASIS_EN = 0; TX_PRESHOOT = 2'b00; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-6 | 1.6 | dB | ||
| VSSRX-PRESH-RATIO1 | SSRX preshoot level when configured for limited redriver and preshoot enabled. | TX_PRESHOOT_EN = 1; TX_DEEMPHASIS_EN = 0; TX_PRESHOOT = 2'b01; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-6 | 2.1 | dB | ||
| VSSRX-PRESH-RATIO2 | SSRX preshoot level when configured for limited redriver and preshoot enabled. | TX_PRESHOOT_EN = 1; TX_DEEMPHASIS_EN = 0; TX_PRESHOOT = 2'b10; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-6 | 2.5 | dB | ||
| VSSRX-PRESH-RATIO3 | SSRX preshoot level when configured for limited redriver and preshoot enabled. | TX_PRESHOOT_EN = 1; TX_DEEMPHASIS_EN = 0; TX_PRESHOOT = 2'b11; USB_SSRX_VOD = 2'b00 (LINR_L3); Refer to Figure 5-6 | 3.0 | dB | ||
| ITX(SHORT) | TX short circuit current | TX± shorted to GND | 60 | 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 85 Ω | –28 | dB | ||
| RLTX(CM) | Common-mode return loss | 50 MHz – 5 GHz at 85 Ω | –12 | dB | ||
| CTX-AC(COUPLING) | External required AC coupling capacitor | 75 | 265 | nF | ||
| AC Characteristics | ||||||
| Crosstalk_CRXTX | Differential crosstalk between CTX1/2 and CRX1/2 signal pairs | 85 Ω; At 5 GHz; SSEQ[1:0] = 0; CEQ[1:0] = 0; | –40 | dB | ||
| CPLF-LINRL0 | Low-frequency –1dB compression point at LINR_L0 setting. | 20 MHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 750 | mVpp | ||
| CPHF-LINRL0 | High-frequency –1dB compression point at LINR_L0 setting. | 5 GHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 650 | mVpp | ||
| CPLF-LINRL1 | Low-frequency –1dB compression point at LINR_L1 setting. | 20 MHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 850 | mVpp | ||
| CPHF-LINRL1 | High-frequency –1dB compression point at LINR_L1 setting. | 5 GHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 750 | mVpp | ||
| CPLF-LINRL2 | Low-frequency –1dB compression point at LINR_L2 setting. | 20 MHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 950 | mVpp | ||
| CPHF-LINRL2 | High-frequency –1dB compression point at LINR_L2 setting. | 5 GHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 850 | mVpp | ||
| CPLF-LINRL3 | Low-frequency –1dB compression point at LINR_L3 setting. | 20 MHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 1050 | mVpp | ||
| CPHF-LINRL3 | High-frequency –1dB compression point at LINR_L3 setting. | 5 GHz clock pattern; VID is 200mV to 1200mV in 10mV steps; | 900 | mVpp | ||
| fLF | Low frequency cutoff | 200 mVPP< VID < 1200 mVPP | 20 | 50 | kHz | |
| tTX_DJ_SSTX2-CTX2 | TX output deterministic residual jitter SSTX2-> CTX2. | Optimal EQ setting; 12-in prechannel (SDD21 = -11.2dB); 1.6-in post channel (SDD21 = -1.8dB); PRBS7; 10 Gbps | .05 | UI | ||
| tTX_DJ_SSTX1-CTX1 | TX output deterministic residual jitter SSTX1-> CTX1. | Optimal EQ setting; 12-in prechannel (SDD21 = -11.2dB); 1.6-in post channel (SDD21 = -1.8dB); PRBS7; 10 Gbps | .05 | UI | ||