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ADA4937-1YCPZ-R7
Public Made by Adomby adom
Analog Devices Pre-ordered Chips, LFCSP-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownADA4937-1YCPZ-R7
Analog Devices · Pre-ordered Chips · LFCSP-16(3x3)
ADA4937-1YCPZ-R7 from Analog Devices, in a LFCSP-16(3x3). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | −FB | passive | Negative output for feedback component connection. |
| 2 | +IN | input | Positive input summing node. |
| 3 | −IN | input | Negative input summing node. |
| 4 | +FB | passive | Positive output for feedback component connection. |
| 5 | +VS | power_in | Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply. |
| 6 | +VS | power_in | Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply. |
| 7 | +VS | power_in | Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply. |
| 8 | +VS | power_in | Positive supply voltage (pins 5 to 8), 3.3 V to 5 V operation, 5.5 V absolute maximum supply. |
| 9 | VOCM | input | Output common-mode voltage setting input. |
| 10 | +OUT | output | Positive output for load connection. |
| 11 | −OUT | output | Negative output for load connection. |
| 12 | PD | input | Power-down pin. |
| 13 | −VS | power_in | Negative supply voltage (pins 13 to 16). |
| 14 | −VS | power_in | Negative supply voltage (pins 13 to 16). |
| 15 | −VS | power_in | Negative supply voltage (pins 13 to 16). |
| 16 | −VS | power_in | Negative supply voltage (pins 13 to 16). |
| 17 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices |
| Package | LFCSP-16(3x3) |
| Category | Interface ICs |
| Pins | 17 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Offset Voltage (5 V) | VOS, dm | -2.5 | 0.5 | 2.5 | mV | 5 V; VOS, dm = VOUT, dm/2; VDIN+ = VDIN− = 2.5 V; typ printed ±0.5 | 3 |
| Input Bias Current (5 V) | -50 | -30 | -10 | µA | 5 V | 3 | |
| Input Offset Current (5 V) | -2 | 0.5 | 2 | µA | 5 V | 3 | |
| CMRR (5 V) | CMRR | -80 | -69 | dB | 5 V; ∆VOUT, dm/∆VIN, cm; ∆VIN, cm = ±1 V | 3 | |
| Output Voltage Swing (5 V) | 0.9 | 4.1 | V | 5 V; Maximum ∆VOUT; single-ended output; RF = RG = 10 kΩ | 3 | ||
| VOCM Input Voltage Range (5 V) | 1.2 | 3.8 | V | 5 V | 4 | ||
| VOCM Input Resistance (5 V) | 8 | 10 | 12 | kΩ | 5 V | 4 | |
| VOCM Input Offset Voltage (5 V) | VOS, cm | 2 | 7.1 | mV | 5 V; VOS, cm = VOUT, cm; VDIN+ = VDIN− = +VS/2 | 4 | |
| VOCM CMRR (5 V) | -75 | -70 | dB | 5 V; ΔVOUT, dm/ΔVOCM; ΔVOCM = ±1 V | 4 | ||
| VOCM Gain (5 V) | 0.97 | 0.98 | 1 | V/V | 5 V; ΔVOUT, cm/ΔVOCM; ΔVOCM = ±1 V | 4 | |
| Operating Range (5 V table) | 3 | 5.25 | V | POWER SUPPLY | 4 | ||
| Quiescent Current per Amplifier, Enabled (5 V) | 38 | 39.5 | 42 | mA | 5 V; Enabled | 4 | |
| Quiescent Current per Amplifier, Powered down (5 V) | 0.02 | 0.3 | 0.5 | mA | 5 V; Powered down | 4 | |
| Power Supply Rejection Ratio (5 V) | PSRR | -90 | -70 | dB | 5 V; ΔVOUT, dm/ΔVS; ΔVS = 1 V | 4 | |
| PD Bias Current, Enabled (5 V) | 10 | 30 | 50 | µA | PD = 5 V | 4 | |
| PD Bias Current, Powered Down (5 V) | -300 | -200 | -150 | µA | PD = 0 V | 4 | |
| Offset Voltage (3.3 V) | VOS, dm | -2.5 | 0.5 | 2.5 | mV | 3.3 V; VOS, dm = VOUT, dm/2; VDIN+ = VDIN− = +VS/2; typ printed ±0.5 | 5 |
| Input Bias Current (3.3 V) | -50 | -30 | -10 | µA | 3.3 V | 5 | |
| Input Offset Current (3.3 V) | -2 | 0.5 | 2 | µA | 3.3 V | 5 | |
| CMRR (3.3 V) | CMRR | -80 | -67 | dB | 3.3 V; ∆VOUT, dm/∆VIN, cm; ∆VIN, cm = ±1 V | 5 | |
| Output Voltage Swing (3.3 V) | 0.8 | 2.5 | V | 3.3 V; Maximum ∆VOUT; single-ended output; RF = RG = 10 kΩ | 5 | ||
| VOCM Input Voltage Range (3.3 V) | 1.2 | 2.1 | V | 3.3 V | 6 | ||
| VOCM Input Offset Voltage (3.3 V) | VOS, cm | 2 | 7.1 | mV | 3.3 V; VOS, cm = VOUT, cm; VDIN+ = VDIN− = 1.67 V | 6 | |
| VOCM CMRR (3.3 V) | -75 | -70 | dB | 3.3 V; ∆VOUT, dm/∆VOCM; ∆VOCM = ±1 V | 6 | ||
| VOCM Gain (3.3 V) | 0.97 | 0.98 | 1 | V/V | 3.3 V; ∆VOUT, cm/∆VOCM; ∆VOCM = ±1 V | 6 | |
| Quiescent Current per Amplifier, Enabled (3.3 V) | 36 | 38 | 40 | mA | 3.3 V; Enabled | 6 | |
| Quiescent Current per Amplifier, Powered down (3.3 V) | 0.02 | 0.2 | 0.5 | mA | 3.3 V; Powered down | 6 | |
| Power Supply Rejection Ratio (3.3 V) | PSRR | -90 | -70 | dB | 3.3 V; ∆VOUT, dm/∆VS; ∆VS = 1 V | 6 | |
| PD Bias Current, Enabled (3.3 V) | 10 | 20 | 30 | µA | PD = 3.3 V | 6 | |
| PD Bias Current, Powered Down (3.3 V) | -200 | -120 | -100 | µA | PD = 0 V | 6 | |
| Operating Temperature Range | -40 | 105 | °C | 4 | |||
| Operating Range (3.3 V table) | 3 | 5.25 | V | POWER SUPPLY | 6 | ||
| Supply Voltage | 5.5 | V | 7 | ||||
| Storage Temperature Range | -65 | 125 | °C | 7 | |||
| Operating Temperature Range (abs max) | -40 | 105 | °C | 7 | |||
| Lead Temperature (Soldering, 10 sec) | 300 | °C | 7 | ||||
| Junction Temperature | 150 | °C | 7 | ||||
| Thermal Resistance Junction-to-Ambient | θJA | 95 | °C/W | 16-Lead LFCSP (Exposed Pad) | 7 | ||
| Thermal Resistance Junction-to-Case | θJC | 12.6 | °C/W | 16-Lead LFCSP (Exposed Pad) | 7 | ||
| -3 dB Small Signal Bandwidth (5 V) | 1900 | MHz | VOUT, dm = 0.1 V p-p | 3 | |||
| Voltage Noise (RTI) (5 V) | 2.2 | nV/√Hz | f = 100 kHz | 3 |
CAD (KiCad official)
- Symbol:
ADA4937-1YCPZ-R7 - Footprint:
Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm - 3D model: LFCSP-16(3x3) (KiCad packages3D, STEP)
- 3D model files:
ada4937-1ycpz-r7-etched.step/ada4937-1ycpz-r7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ada4937-1ycpz-r7.step/ada4937-1ycpz-r7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Analog Devices datasheet (28 pp, sha256
f6c46f02ef939b00, retrieved 2026-10-26, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).