Datasheet AD8138 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | Low Distortion Differential ADC Driver |
| Pages / Page | 12 / 5 — ±DIN TO ±OUT SPECIFICATIONS. Dynamic performance. Noise/Harmonic … |
| File Format / Size | PDF / 227 Kb |
| Document Language | English |
±DIN TO ±OUT SPECIFICATIONS. Dynamic performance. Noise/Harmonic performance. Input characteristics. Output characteristics
Model Line for this Datasheet
Text Version of Document
TABLE I. Electrical performance characteristics. 1/ Test Symbol Test conditions Limits Unit Min Typ Max
±DIN TO ±OUT SPECIFICATIONS
2/
Dynamic performance
VOUT = 0.5 V p-p, CF = 0 pF 290 320 MHz -3 dB small signal bandwidth TMIN to TMAX 3/ 256 VOUT = 0.5 V p-p, CF = 1 pF 225 Bandwidth for 0.1 dB Flatness VOUT = 0.5 V p-p, CF = 0 pF 30 Large signal bandwidth VOUT = 2 V p-p, CF = 0 pF 265 Slew rate VOUT = 2 V p-p, CF = 0 pF 1150 V/µs Settling time 0.01%, VOUT = 2 V p-p, CF = 1 pF 16 ns Overdrive recovery time VIN = 5 V to 0 V step, G = +2 4
Noise/Harmonic performance
VOUT = 0.5 V p-p, 5 MHz, RL, dm = 800 Ω -94 dBc Second Harmonic VOUT = 0.5 V p-p, 20 MHz, RL, dm = 800 Ω -87 VOUT = 0.5 V p-p, 70 MHz, RL, dm = 800 Ω -62 VOUT = 0.5 V p-p, 5 MHz, RL, dm = 800 Ω -114 Third Harmonic VOUT = 0.5 V p-p, 20 MHz, RL, dm = 800 Ω -85 VOUT = 0.5 V p-p, 70 MHz, RL, dm = 800 Ω -57 IMD 20 MHz -77 IP3 20 MHz 37 dBm Voltage noise (RTI) f = 100 kHz to 40 MHz 5 nv/√Hz Input current noise f = 100 kHz to 40 MHz 2 pA/√Hz
Input characteristics
Offset voltage VOS, dm = VOUT, dm/2; VDIN+ = VDIN- = VOCM = 0 V -2.5 ±1 +2.5 mV TMIN to TMAX 3/ -4.8 +4.8 Input bias current 3.5 7 µA TMIN to TMAX variation -0.01 µA/°C Input resistance Differential 6 MΩ Common mode 3 Input capacitance 1 pF Input common mode voltage -4.7 to +3.4 V CMRR ΔVOUT, dm/ΔVIN, cm; ΔVIN, cm = ±1 V, -77 -70 dB TMIN to TMAX 3/ -69
Output characteristics
Output voltage swing 4/ Maximum ΔVOUT; single ended output 7.75 V p-p Output balance error ΔVOUT, cm/ΔVOUT, dm; ΔVOUT, dm = 1 V, -66 dB See footnote at end of table.
DLA LAND AND MARITIME
SIZE
CODE IDENT NO. DWG NO.
COLUMBUS, OHIO A 16236 V62/12629
REV PAGE 5 Document Outline DESCRIPTION REV REV PMIC N/A TITLE SIZE A V62/12629 REV
±DIN TO ±OUT SPECIFICATIONS
2/
Dynamic performance
VOUT = 0.5 V p-p, CF = 0 pF 290 320 MHz -3 dB small signal bandwidth TMIN to TMAX 3/ 256 VOUT = 0.5 V p-p, CF = 1 pF 225 Bandwidth for 0.1 dB Flatness VOUT = 0.5 V p-p, CF = 0 pF 30 Large signal bandwidth VOUT = 2 V p-p, CF = 0 pF 265 Slew rate VOUT = 2 V p-p, CF = 0 pF 1150 V/µs Settling time 0.01%, VOUT = 2 V p-p, CF = 1 pF 16 ns Overdrive recovery time VIN = 5 V to 0 V step, G = +2 4
Noise/Harmonic performance
VOUT = 0.5 V p-p, 5 MHz, RL, dm = 800 Ω -94 dBc Second Harmonic VOUT = 0.5 V p-p, 20 MHz, RL, dm = 800 Ω -87 VOUT = 0.5 V p-p, 70 MHz, RL, dm = 800 Ω -62 VOUT = 0.5 V p-p, 5 MHz, RL, dm = 800 Ω -114 Third Harmonic VOUT = 0.5 V p-p, 20 MHz, RL, dm = 800 Ω -85 VOUT = 0.5 V p-p, 70 MHz, RL, dm = 800 Ω -57 IMD 20 MHz -77 IP3 20 MHz 37 dBm Voltage noise (RTI) f = 100 kHz to 40 MHz 5 nv/√Hz Input current noise f = 100 kHz to 40 MHz 2 pA/√Hz
Input characteristics
Offset voltage VOS, dm = VOUT, dm/2; VDIN+ = VDIN- = VOCM = 0 V -2.5 ±1 +2.5 mV TMIN to TMAX 3/ -4.8 +4.8 Input bias current 3.5 7 µA TMIN to TMAX variation -0.01 µA/°C Input resistance Differential 6 MΩ Common mode 3 Input capacitance 1 pF Input common mode voltage -4.7 to +3.4 V CMRR ΔVOUT, dm/ΔVIN, cm; ΔVIN, cm = ±1 V, -77 -70 dB TMIN to TMAX 3/ -69
Output characteristics
Output voltage swing 4/ Maximum ΔVOUT; single ended output 7.75 V p-p Output balance error ΔVOUT, cm/ΔVOUT, dm; ΔVOUT, dm = 1 V, -66 dB See footnote at end of table.
DLA LAND AND MARITIME
SIZE
CODE IDENT NO. DWG NO.
COLUMBUS, OHIO A 16236 V62/12629
REV PAGE 5 Document Outline DESCRIPTION REV REV PMIC N/A TITLE SIZE A V62/12629 REV
