ZHCSN44B December 2021 – December 2023 SN75LVPE5421
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7 | RX_det_comp_p | R | 0x0 | RX Detect positive data pin status: 0: Not detected 1: Detected – the value is latched |
6 | RX_det_comp_n | R | 0x0 | RX Detect negative data pin status: 0: Not detected 1: Detected – the value is latched |
5-0 | RESERVED | R | 0x0 | Reserved |
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7 | eq_stage1_bypass | R/W | 0x0 |
Enable EQ stage 1 bypass: 0: Bypass disabled 1: Bypass enabled |
6 | eq_stage1_3 | R/W | 0x0 |
EQBoost stage 1 control See Table 6-2 for details |
5 | eq_stage1_2 | R/W | 0x0 | |
4 | eq_stage1_1 | R/W | 0x0 | |
3 | eq_stage1_0 | R/W | 0x0 | |
2 | eq_stage2_2 | R/W | 0x0 |
EQ Boost stage 2 control See Table 6-2 for details |
1 | eq_stage2_1 | R/W | 0x0 | |
0 | eq_stage2_0 | R/W | 0x0 |
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7 | RESERVED | R | 0x0 | Reserved |
6 | eq_profile_3 | R/W | 0x0 |
EQ mid-frequency boost profile See Table 6-2 for details |
5 | eq_profile_2 | R/W | 0x0 | |
4 | eq_profile_1 | R/W | 0x0 | |
3 | eq_profile_0 | R/W | 0x0 | |
2 | flat_gain_2 | R/W | 0x1 |
Flat gain select: See Table 6-3 for details |
1 | flat_gain_1 | R/W | 0x0 | |
0 | flat_gain_0 | R/W | 0x1 |
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7-3 | RESERVED | R | 0x0 | Reserved |
2 | mr_RX_det_man | R/W | 0x0 |
Manual override of RX_detect_p/n decision: 0: RX detect state machine is enabled 1: RX detect state machine is overridden – always valid RX termination detected |
1 | en_RX_det_count | R/W | 0x0 | Enable additional RX detect polling 0: Additional RX detect polling disabled 1: Additional RX detect polling enabled |
0 | sel_RX_det_count | R/W | 0x0 |
Select number of valid RX detect polls – gated by en_RX_det_count = 1 0: Device transmitters poll until 2 consecutive valid detections 1: Device transmitters poll until 3 consecutive valid detections |
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7 | device_en_override | R/W | 0x0 | Enable power down overrides through SMBus/I2C 0: Manual override disabled 1: Manual override enabled |
6-0 | device_en | R/W | 0x111111 | Manual power down of redriver various blocks – gated by
device_en_override = 1 111111: All blocks are enabled 000000: All blocks are disabled |
Bit | Field | Type | Reset | Description |
---|---|---|---|---|
7-3 | RESERVED | R | 0x0 | Reserved |
2 | mr_RX_det_rst | R/W | 0x0 |
RX Detect state machine reset. Toggle the bit if RX Detect machine needs to be reset in I2C mode 0: state machine is not reset 1: RX detect state machine is reset |
1-0 | RESERVED | R/W | 0x0 | Reserved |