SBAS988 November 2023 ADC34RF55
PRODUCTION DATA
In this step, the operating mode and digital features (DDC, test pattern) are configured.
ADDRESS | DATA | DESCRIPTION | ||||
---|---|---|---|---|---|---|
0x05 | 0x20 | Select CALIBRATION page | ||||
0x34 | 0x05 | Select 2x averaging (1x AVG: 0x05, 2x AVG: 0x07) | ||||
0x05 | 0x02 | Select DIGITAL page | ||||
0x2C | 0x00 | Select DDC enable | ||||
0x2D | 0x30 | No decimation, step can be skipped | ||||
0x2E | 0x09 | Select 1x averaging (1x: 0x0B), OVR on JESD | ||||
0x23C | 0x07 | |||||
0x33 | 0x10 | |||||
0x2F | 0x99 | Select 1x averaging (1x: 0x99, 2x: 0xE1) | ||||
0x30 | 0x99 | Select 1x averaging (1x: 0x99, 2x: 0xE1) | ||||
0x05 | 0x40 | Select ANALOG page | ||||
0x7B/8B | 0x00 | Select internal input termination (0x00 = 100 ohm) | ||||
0xA8 | 0x00 | DITHER AMP1: 3 = 0x80, 0 = 0x00 | ||||
0xCD | 0x00 | DITHER AMP2: -4 = 0x40, 0 = 0x00 | ||||
0x05 | 0x00 | |||||
0x04 | 0x01 | |||||
0x20 | 0x04 | |||||
0x91 | 0x40 | |||||
0xAF | 0x10 | |||||
0xB1 | 0x00 |
Sets dither divider. 0x00 = /50 |
||||
0xB2 | 0x00 | |||||
0xAF | 0x18 | |||||
0xAF | 0x10 | 0x10 = dither ENABLED, 0x90 = dither DISABLED | ||||
0x04 | 0x01 | |||||
0x20 | 0x00 | |||||
0x04 | 0x00 | |||||
0x05 | 0x02 | |||||
0x363 | 0x01 | |||||
0x05 | 0x18 | Select DDCAB & DDCCD page, load non linearity correction (NLC) trims | ||||
0x21D | 0x00 | |||||
0x21E | 0x01 | |||||
0x205 | 0x03 | |||||
0x204 | 0xFF | |||||
0x31D | 0x00 | |||||
0x31E | 0x01 | |||||
0x305 | 0x03 | |||||
0x304 | 0xFF | |||||
Sampling Rate | 640 - 2250 MSPS | 2250 - 2800 MSPS | 2800 - 3000 MSPS | |||
Nyquist Zone | 1st | 2nd | 1st | 2nd | 1st | 2nd |
0x206 | 0x0E | 0x0F | 0x27 | 0x10 | 0x00 | 0x00 |
0x207 | 0x00 | 0x00 | 0x00 | 0x00 | 0x00 | 0x00 |
0x208 | 0x00 | 0x00 | 0xA6 | 0x52 | 0x00 | 0x00 |
0x209 | 0x00 | 0x00 | 0x03 | 0x00 | 0x00 | 0x00 |
0x20A | 0xF5 | 0xF4 | 0x8D | 0x4D | 0x00 | 0x00 |
0x20B | 0x03 | 0x03 | 0x00 | 0x00 | 0x00 | 0x00 |
0x20C | 0x27 | 0x28 | 0xBD | 0xC2 | 0x00 | 0x00 |
0x20D | 0x00 | 0x00 | 0x03 | 0x00 | 0x00 | 0x00 |
0x210 | 0xFC | 0F9 | 0x00 | 0x00 | 0x00 | 0x00 |
0x211 | 0x03 | 0x03 | 0x00 | 0x00 | 0x00 | 0x00 |
0x212 | 0x5F | 0xFD | 0x00 | 0x00 | 0x00 | 0x00 |
0x213 | 0x03 | 0x03 | 0x00 | 0x00 | 0x00 | 0x00 |
0x21A | 0x3C | 0x3D | 0x3C | 0x3D | 0x3C | 0x3D |
0x21C | 0x00 | 0x00 | 0x00 | 0x00 | 0x00 | 0x02 |
0x223 | 0xFF | 0xFF | 0xFF | 0xFF | 0x00 | 0x00 |
0x224 | 0xFF | 0xFF | 0xFF | 0xFF | 0x00 | 0x00 |
0x225 | 0x00 | Load NLC | ||||
0x225 | 0x01 | |||||
0x225 | 0x00 | |||||
Sampling Rate | 640 - 2250 MSPS | 2250 - 2800 MSPS | 2800 - 3000 MSPS | |||
Nyquist Zone | 1st | 2nd | 1st | 2nd | 1st | 2nd |
0x306 | 0x0E | 0x0F | 0x27 | 0x10 | 0x00 | 0x00 |
0x307 | 0x00 | 0x00 | 0x00 | 0x00 | 0x00 | 0x00 |
0x308 | 0x00 | 0x00 | 0xA6 | 0x52 | 0x00 | 0x00 |
0x309 | 0x00 | 0x00 | 0x03 | 0x00 | 0x00 | 0x00 |
0x30A | 0xF5 | 0xF4 | 0x8D | 0x4D | 0x00 | 0x00 |
0x30B | 0x03 | 0x03 | 0x00 | 0x00 | 0x00 | 0x00 |
0x30C | 0x27 | 0x28 | 0xBD | 0xC2 | 0x00 | 0x00 |
0x30D | 0x00 | 0x00 | 0x03 | 0x00 | 0x00 | 0x00 |
0x310 | 0xFC | 0F9 | 0x00 | 0x00 | 0x00 | 0x00 |
0x311 | 0x03 | 0x03 | 0x00 | 0x00 | 0x00 | 0x00 |
0x312 | 0x5F | 0xFD | 0x00 | 0x00 | 0x00 | 0x00 |
0x313 | 0x03 | 0x03 | 0x00 | 0x00 | 0x00 | 0x00 |
0x31A | 0x3C | 0x3D | 0x3C | 0x3D | 0x3C | 0x3D |
0x31C | 0x00 | 0x00 | 0x00 | 0x00 | 0x00 | 0x02 |
0x323 | 0xFF | 0xFF | 0xFF | 0xFF | 0x00 | 0x00 |
0x324 | 0xFF | 0xFF | 0xFF | 0xFF | 0x00 | 0x00 |
0x325 | 0x00 | Load NLC | ||||
0x325 | 0x01 | |||||
0x325 | 0x00 | |||||
0x20 | 0x02 | OVR MUX EN | ||||
0x203 | 0x30 | |||||
0x303 | 0x30 | |||||
0x180 | 0x01 | Enable coherent NCO mode |