SPRSP85A April 2024 – September 2024 TMS320F28P550SJ , TMS320F28P559SJ-Q1
PRODMIX
Refer to the PDF data sheet for device specific package drawings
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT |
---|---|---|---|---|---|
General | |||||
Min ADC S+H Settling within ±1 ADC LSB Accuracy (No Filter; All Gain Settings; Single ADC Driven) (4) |
Gain = 1 | 125 | ns | ||
Gain = 2/-1 | 146 | ||||
Gain = 4/-3 | 125 | ||||
Gain = 8/-7 | 154 | ||||
Gain = 16/-15 | 227 | ||||
Gain = 32/-31 | 322 | ||||
Gain = 64/-63 | 380 | ||||
Min ADC S+H Settling within ±1 ADC LSB Accuracy (No Filter; All Gain Settings; Two ADC Driven) (4) |
Gain = 1 | 146 | ns | ||
Gain = 2/-1 | 146 | ||||
Gain = 4/-3 | 113 | ||||
Gain = 8/-7 | 155 | ||||
Gain = 16/-15 | 230 | ||||
Gain = 32/-31 | 352 | ||||
Gain = 64/-63 | 450 | ||||
Gain Settings | 1 | ||||
2, 4, 8, 16, 32, 64 | |||||
-1, -3, -7, -15, -31, -63 | |||||
Short Circuit Current (5) | 41 | mA | |||
Full Scale Step Response (No Filter) Settling within 0.05% Accuracy(4) | G<64 | 450 | ns | ||
G = 64/-63 | 370 | ns | |||
Settling Time: Gain Switching | 10 | µs | |||
Slew Rate | Naked OPA Mode | 12 | V/µs | ||
Slew Rate | Gain = 1 | 12 | V/µs | ||
Gain = 2/-1 | 24 | V/µs | |||
Gain = 4/-3 | 43 | V/µs | |||
Gain = 8/-7 | 67 | V/µs | |||
Gain = 16/-15 | 35 | V/µs | |||
Gain = 32/-31 | 29 | V/µs | |||
Gain = 64/-63 | 26 | V/µs | |||
Ria | Gain = 1 | 256 | kΩ | ||
Gain = 2/-1 | 16 | kΩ | |||
Gain = 4/-3 | 8 | kΩ | |||
Gain = 8/-7 | 8 | kΩ | |||
Gain = 16/-15 | 8 | kΩ | |||
Gain = 32/-31 | 8 | kΩ | |||
Gain = 64/-63 | 4 | kΩ | |||
Rib | Gain = 1 | 0 | kΩ | ||
Gain = 2/-1 | 16 | kΩ | |||
Gain = 4/-3 | 24 | kΩ | |||
Gain = 8/-7 | 56 | kΩ | |||
Gain = 16/-15 | 120 | kΩ | |||
Gain = 32/-31 | 248 | kΩ | |||
Gain = 64/-63 | 252 | kΩ | |||
Filter Resistor Targets | RFILT = 800 Ω | 800 | Ω | ||
RFILT = 400 Ω | 400 | Ω | |||
RFILT = 200 Ω | 200 | Ω | |||
RFILT = 100 Ω | 100 | Ω | |||
RFILT = 50 Ω | 50 | 62 | Ω | ||
Gain Bandwidth Product (Naked Op-Amp Mode) | Gain = 1 | 7 | MHz | ||
Closed Loop -3bd BW | Gain = 1 | 15 | MHz | ||
Gain = 2/-1 | 14 | MHz | |||
Gain = 4/-3 | 13.5 | MHz | |||
Gain = 8/-7 | 12 | MHz | |||
Gain = 16/-15 | 11 | MHz | |||
Gain = 32/-31 | 5.5 | MHz | |||
Gain = 64/-63 | 5.0 | MHz | |||
DC Characteristics | |||||
Gain Error(1) | Gain = 1 | –0.18 | 0.18 | % | |
Gain Error(1) | Gain = 2, -1 | –0.45 | 0.45 | % | |
Gain Error(1) | Gain = 4, -3 | –0.70 | 0.70 | % | |
Gain Error(1) | Gain = 8, -7 | –0.84 | 0.84 | % | |
Gain Error(1) | Gain = 16, -15 | –0.90 | 0.90 | % | |
Gain Error(1) | Gain = 32, -31 | –1.05 | 1.05 | % | |
Gain Error(1) | Gain = 64, -63 | –1.82 | 1.82 | % | |
Offset Error(2) | Input Referred | –3.0 | +/-1.0 | 3.0 | mV |
Offset Temp Coefficient | Input Referred | -7.0 | 7.0 | µV/C | |
Offset Error - Chopped | -0.8 | 0.8 | mV | ||
Offset Temp Coefficient - Chopped | 0.3 | µV/C | |||
DC Code Spread | G<64 | 2.5 | 12b LSB | ||
G = 64/-63 | 4 | 12b LSB | |||
AC Characteristics | |||||
Phase Margin Naked OPA |
Cload =
40pF G = 1 |
45 | Deg | ||
Aol (Open loop voltage gain) Naked OPA |
RL =
7.5kΩ to GND 0.3V<VO<VDDA-0.3V |
94 | dB | ||
THD + Noise (THD+N) Naked OPA |
fin =
1kHz G = 1 |
82 | dB | ||
SNR 10kHz (With ADC) | Gain = 1 | 68 | dB | ||
Gain = 2, -1 | 68 | ||||
Gain = 4, -3 | 66 | ||||
Gain = 8, -7 | 62 | ||||
Gain = 16, -15 | 58 | ||||
Gain = 32, -31 | 55 | ||||
Gain = 64, -63 | 51 | ||||
THD(3) | DC | –78 | dB | ||
THD(Up to 100kHz) (3) | Gain = 1 | –58 | dB | ||
Gain = 2, -1 | –70 | ||||
Gain = 4, -3 | –70 | ||||
Gain = 8, -7 | –70 | ||||
Gain = 16, -15 | –70 | ||||
Gain = 32, -31 | –58 | ||||
Gain = 64, -63 | –58 | ||||
CMRR | DC: VIN <=1.5V | –86 | dB | ||
DC: Full Input Range | -77 | dB | |||
Up to 100 kHz | –50 | dB | |||
PSRR(3) | DC | –75 | dB | ||
Up to 10 kHz | –60 | dB | |||
Up to 100 kHz | –40 | dB | |||
Noise PSD(3) | 1 kHz | 200 | nV/sqrt(Hz) | ||
10 kHz | 100 | nV/sqrt(Hz) | |||
Integrated Noise (Input Referred)(3) |
3 Hz to 30 MHz | 100 | µV |