Datasheet Texas Instruments ADS8638 — Datenblatt
| Hersteller | Texas Instruments |
| Serie | ADS8638 |
12-Bit, 8-Kanal, bipolare SAR mit per Software wählbaren Eingangsbereichen
Datenblätter
12-Bit, 1MSPS, 4-/8-Chan, Bipolar-Input, SAR ADC w/ Software-Selectable Ranges datasheet
PDF, 1.8 Mb, Revision: A, Datei veröffentlicht: Aug 3, 2011
Auszug aus dem Dokument
Preise
Status
| ADS8638SRGER | ADS8638SRGET | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | No |
Verpackung
| ADS8638SRGER | ADS8638SRGET | |
|---|---|---|
| N | 1 | 2 |
| Pin | 24 | 24 |
| Package Type | RGE | RGE |
| Industry STD Term | VQFN | VQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R |
| Device Marking | 8638 | 8638 |
| Width (mm) | 4 | 4 |
| Length (mm) | 4 | 4 |
| Thickness (mm) | .88 | .88 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | 1 | 1 |
| Mechanical Data | Herunterladen | Herunterladen |
Parameter
| Parameters / Models | ADS8638SRGER | ADS8638SRGET |
|---|---|---|
| # Input Channels | 8 | 8 |
| Analog Voltage AVDD(Max), V | 5.25 | 5.25 |
| Analog Voltage AVDD(Min), V | 2.7 | 2.7 |
| Architecture | SAR | SAR |
| Digital Supply(Max), V | 5.25 | 5.25 |
| Digital Supply(Min), V | 1.65 | 1.65 |
| INL(Max), +/-LSB | 1.5 | 1.5 |
| Input Range(Max), V | 10 | 10 |
| Input Range(Min), V | -10 | -10 |
| Input Type | Single-Ended | Single-Ended |
| Integrated Features | Comparator | Comparator |
| Interface | SPI | SPI |
| Multi-Channel Configuration | Multiplexed | Multiplexed |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 |
| Package Group | VQFN | VQFN |
| Package Size: mm2:W x L, PKG | 24VQFN: 16 mm2: 4 x 4(VQFN) | 24VQFN: 16 mm2: 4 x 4(VQFN) |
| Power Consumption(Typ), mW | 14.45 | 14.45 |
| Rating | Catalog | Catalog |
| Reference Mode | Ext,Int | Ext,Int |
| Resolution, Bits | 12 | 12 |
| SINAD, dB | 71.3 | 71.3 |
| SNR, dB | 71.8 | 71.8 |
| Sample Rate (max), SPS | 1MSPS | 1MSPS |
| Sample Rate(Max), MSPS | 1 | 1 |
| THD(Typ), dB | -81 | -81 |
Öko-Plan
| ADS8638SRGER | ADS8638SRGET | |
|---|---|---|
| RoHS | Compliant | Compliant |
Anwendungshinweise
- Determining Minimum Acquisition Times for SAR ADCs, part 2PDF, 215 Kb, Datei veröffentlicht: Mar 17, 2011
The input structure circuit of a successive-approximation register analog-to-digital converter (SAR ADC) incombination with the driving circuit forms a transfer function that can be used to determine minimum acquisition times for different types of applied input signals. This application report, which builds on Determining Minimum Acquisition Times for SAR ADCs When a Step Function is Applied to
Modellreihe
Serie: ADS8638 (2)
Herstellerklassifikation
- Semiconductors> Data Converters> Analog-to-Digital Converters (ADCs)> Precision ADCs (<=10MSPS)