component
LTC6990IS6#TRMPBF
Public Made by Adomby adom
Analog Devices Pre-ordered Chips, TSOT-23-6L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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LTC6990IS6#TRMPBF
Analog Devices · Pre-ordered Chips · TSOT-23-6L
LTC6990IS6#TRMPBF from Analog Devices, in a TSOT-23-6L. 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 | OE | input | Output enable: drive high to enable the output driver; driving low disables the output asynchronously, forcing it low (Hi-Z = 0) or floating it (Hi-Z = 1). |
| 2 | GND | power_in | Ground; tie to a low inductance ground plane for best performance. |
| 3 | SET | passive | Frequency-setting input regulated to 1V above GND, with ISET range 1.25µA to 40µA; connect RSET to GND and limit capacitance to less than 10pF. |
| 4 | DIV | input | Programmable divider and Hi-Z mode input; a V+ referenced 4-bit A/D reads VDIV from a resistor divider between V+ and GND, with capacitance limited to less than 100pF. |
| 5 | V+ | power_in | Supply voltage of 2.25V to 5.5V, kept free from noise and ripple and bypassed directly to GND with a 0.1µF capacitor. |
| 6 | OUT | output | Oscillator output swinging from GND to V+ with approximately 30Ω output resistance; use a series resistor to limit source/sink current to 20mA with low-impedance loads. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices |
| Package | TSOT-23-6L |
| Category | Interface ICs |
| Pins | 6 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Output Frequency Recommended Range | fOUT | 0.488 | 1000 | kHz | RSET = 50k to 800k | 3 | |
| Output Frequency Extended Range | fOUT | 0.488 | 2000 | kHz | RSET = 25k to 800k | 3 | |
| Frequency Accuracy Recommended Range (25°C) | ΔfOUT | -1.5 | 0.8 | 1.5 | % | RSET = 50k to 800k | 3 |
| Frequency Accuracy Recommended Range (full temp) | ΔfOUT | -2.2 | 2.2 | % | RSET = 50k to 800k, over temperature | 3 | |
| Frequency Accuracy Extended Range | ΔfOUT | -2.4 | 2.4 | % | RSET = 25k to 800k | 3 | |
| Frequency Accuracy Extended Range (full temp) | ΔfOUT | -3.2 | 3.2 | % | RSET = 25k to 800k, over temperature | 3 | |
| Frequency Drift Over Supply | ΔfOUT/ΔV+ | 0.23 | 0.55 | %/V | V+ = 4.5V to 5.5V | 3 | |
| Frequency Drift Over Supply | ΔfOUT/ΔV+ | 0.06 | 0.16 | %/V | V+ = 2.25V to 4.5V | 3 | |
| Duty Cycle | 47 | 50 | 53 | % | NDIV = 1, RSET = 25k to 800k | 3 | |
| Duty Cycle | 48 | 50 | 52 | % | NDIV > 1, RSET = 25k to 800k | 3 | |
| Voltage at SET Pin | VSET | 0.97 | 1 | 1.03 | V | 3 | |
| Frequency-Setting Resistor Recommended Range | RSET | 50 | 800 | kΩ | Recommended Range | 3 | |
| Frequency-Setting Resistor Extended Range | RSET | 25 | 800 | kΩ | Extended Range | 3 | |
| DIV Pin Voltage | VDIV | 0 | V | 3 | |||
| DIV Pin Valid Code Range | ΔVDIV/V+ | -1.5 | 1.5 | % | Deviation from Ideal VDIV/V+ = (DIVCODE + 0.5)/16 | 3 | |
| DIV Pin Input Current | -10 | 10 | nA | 3 | |||
| Operating Supply Voltage Range | V+ | 2.25 | 5.5 | V | 3 | ||
| Supply Current | IS | 235 | 283 | µA | RL = ∞, NDIV = 1, RSET = 50k, V+ = 5.5V | 3 | |
| Supply Current | IS | 145 | 183 | µA | RL = ∞, NDIV = 1, RSET = 50k, V+ = 2.25V | 3 | |
| Supply Current | IS | 71 | 105 | µA | RL = ∞, NDIV = 1, RSET = 800k, V+ = 5.5V | 3 | |
| Supply Current | IS | 59 | 92 | µA | RL = ∞, NDIV = 1, RSET = 800k, V+ = 2.25V | 3 | |
| Supply Current | IS | 137 | 180 | µA | RL = ∞, NDIV = 128, RSET = 50k, V+ = 5.5V | 3 | |
| Supply Current | IS | 106 | 145 | µA | RL = ∞, NDIV = 128, RSET = 50k, V+ = 2.25V | 3 | |
| Supply Current | IS | 66 | 100 | µA | RL = ∞, NDIV = 128, RSET = 800k, V+ = 5.5V | 3 | |
| Supply Current | IS | 56 | 90 | µA | RL = ∞, NDIV = 128, RSET = 800k, V+ = 2.25V | 3 | |
| OE Pin Input Current | -10 | 10 | nA | OE = 0V to V+ | 4 | ||
| High Level OE Pin Input Voltage | VIH | 0.7 | •V+ | Note 6 | 4 | ||
| Low Level OE Pin Input Voltage | VIL | 0.3 | •V+ | Note 6 | 4 | ||
| OUT Pin Hi-Z Leakage | -10 | 10 | µA | OE = 0V, DIVCODE ≥ 8, OUT = 0V to V+ | 4 | ||
| Maximum Output Current | IOUT(MAX) | -20 | 20 | mA | 4 | ||
| High Level Output Voltage | VOH | 5.45 | 5.48 | V | V+ = 5.5V, IOH = -1mA | 4 | |
| High Level Output Voltage | VOH | 4.84 | 5.15 | V | V+ = 5.5V, IOH = -16mA | 4 | |
| High Level Output Voltage | VOH | 3.24 | 3.27 | V | V+ = 3.3V, IOH = -1mA | 4 | |
| High Level Output Voltage | VOH | 2.75 | 2.99 | V | V+ = 3.3V, IOH = -10mA | 4 | |
| High Level Output Voltage | VOH | 2.17 | 2.21 | V | V+ = 2.25V, IOH = -1mA | 4 | |
| High Level Output Voltage | VOH | 1.58 | 1.88 | V | V+ = 2.25V, IOH = -8mA | 4 | |
| Low Level Output Voltage | VOL | 0.02 | 0.04 | V | V+ = 5.5V, IOL = 1mA | 4 | |
| Low Level Output Voltage | VOL | 0.26 | 0.54 | V | V+ = 5.5V, IOL = 16mA | 4 | |
| Low Level Output Voltage | VOL | 0.03 | 0.05 | V | V+ = 3.3V, IOL = 1mA | 4 | |
| Low Level Output Voltage | VOL | 0.22 | 0.46 | V | V+ = 3.3V, IOL = 10mA | 4 | |
| Low Level Output Voltage | VOL | 0.03 | 0.07 | V | V+ = 2.25V, IOL = 1mA | 4 | |
| Supply Voltage (V+) to GND | V+ | 6 | V | 2 | |||
| Junction Temperature | TJ | 150 | °C | 2 | |||
| Storage Temperature Range | -65 | 150 | °C | 2 | |||
| Operating Temperature Range LTC6990I | -40 | 85 | °C | Note 2 | 2 | ||
| Specified Temperature Range LTC6990I | -40 | 85 | °C | Note 3 | 2 | ||
| Thermal Resistance Junction to Ambient | θJA | 192 | °C/W | S6 package | 2 | ||
| Thermal Resistance Junction to Case | θJC | 51 | °C/W | S6 package | 2 | ||
| Frequency Drift Over Temperature | ΔfOUT/ΔT | 0.005 | %/°C | 3 | |||
| Long-Term Frequency Stability | 90 | ppm/√kHr | Note 11 | 3 | |||
| Power-On Reset Voltage | 1.95 | V | RSET = 25k to 800k | 3 |
CAD (KiCad official)
- Symbol:
LTC6990IS6#TRMPBF - Footprint:
Package_TO_SOT_SMD:TSOT-23-6 - 3D model: TSOT-23-6L (KiCad packages3D, STEP)
- 3D model files:
ltc6990is6-trmpbf-etched.step/ltc6990is6-trmpbf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ltc6990is6-trmpbf.step/ltc6990is6-trmpbf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Analog Devices datasheet (30 pp, sha256
57c3612930febe0d, retrieved 2026-10-30, tier: manufacturer) - 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).