SWRS289 october 2021 IWR2243
PRODUCTION DATA
PARAMETER | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|
HPTX | ||||||
HSTXDBR | Data bit rate | (1/2/4 data lane PHY) | 150 | 600 | Mbps | |
fCLK | DDR clock frequency | (1/2/4 data lane PHY) | 75 | 300 | MHz | |
ΔVCMTX(LF) | Common-level variation | –50 | 50 | mV | ||
tR and tF | 20% to 80% rise time and fall time | 0.3 | UI | |||
LPTX DRIVER | ||||||
tEOT | Time from start of THS-TRAIL period to start of LP-11 state | 105 + 12*UI | ns | |||
DATA-CLOCK Timing Specification | ||||||
UINOM | Nominal Unit Interval | 1.67 | 13.33 | ns | ||
UIINST,MIN | Minimum instantaneous Unit Interval | 1.131 | ns | |||
TSKEW[TX] | Data to clock skew measured at transmitter | –0.15 | 0.15 | UIINST,MIN | ||
CSI2 TIMING SPECIFICATION | ||||||
TCLK-PRE | Time that the HS clock shall be driven by the transmitter before any associated data lane beginning the transition from LP to HS mode. | 8 | ns | |||
TCLK-PREPARE | Time that the transmitter drives the clock lane LP-00 line state immediately before the HS-0 line state starting the HS transmission. | 38 | 95 | ns | ||
TCLK-PREPARE + TCLK-ZERO | TCLK-PREPARE + time that the transmitter drives the HS-0 state before starting the clock. | 300 | ns | |||
TEOT | Transmitted time interval from the start of THS-TRAIL or TCLKTRAIL, to the start of the LP-11 state following a HS burst. | 105 ns + 12*UI | ns | |||
THS-PREPARE | Time that the transmitter drives the data lane LP-00 line state immediately before the HS-0 line state starting the HS transmission | 40 + 4*UI | 85 + 6*UI | ns | ||
THS-PREPARE + THS-ZERO | THS-PREPARE + time that the transmitter drives the HS-0 state prior to transmitting the Sync sequence. | 145 ns + 10*UI | ns | |||
THS-EXIT | Time that the transmitter drives LP-11 following a HS burst. | 100 | ns | |||
THS-TRAIL | Time that the transmitter drives the flipped differential state after last payload data bit of a HS transmission burst | max(8*UI, 60 ns + 4*UI) | ns | |||
TLPX | TXXXransmitted length of any low-power state period | 50 | ns |