ADS8509IBDB ,16-Bit 250kHz CMOS Analog-to-Digital Converter w/Serial Interface 2.5V Internal Reference 28-SSOP -40 to 85MAXIMUM RATINGS(1)over operating free-air temperature range (unless otherwise noted)UNITR1 ±25 VINR ..
ADS8509IBDBG4 ,16-Bit 250kHz CMOS Analog-to-Digital Converter w/Serial Interface 2.5V Internal Reference 28-SSOP -40 to 85ADS8509
ADS8509IBDW ,16-Bit 250kHz CMOS Analog-to-Digital Converter w/Serial Interface 2.5V Internal Reference 20-SOIC -40 to 85This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated cir ..
ADS8509IBDWG4 ,16-Bit 250kHz CMOS Analog-to-Digital Converter w/Serial Interface 2.5V Internal Reference 20-SOIC -40 to 85FEATURES DESCRIPTION2• 250-kHz Sampling RateThe ADS8509 is a complete 16-bit samplinganalog-to-digi ..
ADS8509IDB ,16-Bit 250kHz CMOS Analog-to-Digital Converter w/Serial Interface 2.5V Internal Reference 28-SSOP -40 to 85This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated cir ..
ADS8509IDBG4 ,16-Bit 250kHz CMOS Analog-to-Digital Converter w/Serial Interface 2.5V Internal Reference 28-SSOP -40 to 85This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated cir ..
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ADS8509IBDB-ADS8509IBDBG4-ADS8509IBDW-ADS8509IBDWG4-ADS8509IDB-ADS8509IDBG4-ADS8509IDW-ADS8509IDWG4-ADS8509IDWR
16-Bit 250kHz CMOS Analog-to-Digital Converter w/Serial Interface 2.5V Internal Reference
Successive Approximation Register
Clock
CDAC
Internal
+2.5 V Ref
4 kΩ
Serial
Data
Out
BUSY
DATACLK
DATA
EXT/INT
R/C
SB/BTC
ADS8509
www.ti.com SLAS324C –OCTOBER 2004–REVISED APRIL 2010
16-BIT 250-KSPS SERIAL CMOS SAMPLING ANALOG-TO-DIGITAL CONVERTER
Checkfor Samples: ADS8509
1FEATURES DESCRIPTION 250-kHz Sampling Rate The ADS8509 is a complete 16-bit sampling
analog-to-digital (A/D) converter using state-of-the-art
• 4-V, 5-V, 10-V, ±3.33-V, ±5-V, and ±10-V InputCMOS structures.It containsa complete 16-bit,
Ranges capacitor-based, successive approximation register
• ±2 LSB Max INL (SAR) A/D converter with sample-and-hold,
• ±1 LSB Max DNL, 16-Bit No Missing Codes reference, clock, anda serial data interface. Data can output using the internal clock or can be
• SPI Compatible Serial Output with Daisy-Chainsynchronizedtoan external data clock. The ADS8509
(TAG) Feature also provides an output synchronization pulse for
• Single 5-V Supply easeof use with standard DSP processors.
• Pin-Compatible with ADS7809 (Low Speed) The ADS8509is specifiedata 250-kHz sampling rate
and 12-Bit ADS8508/7808 over the full temperature range. Precision resistors
• Uses Internalor External Reference provide various input ranges including ±10V and0V
70-mW Typ Power Dissipationat 250 KSPS to5V, while the innovative design allows operation
froma single +5-V supply with power dissipation
• 20-Pin SO and 28-Pin SSOP Packages under 100 mW.
• Simple DSP InterfaceThe ADS8509is availablein 20-pin SO and 28-pin
SSOP packages, both fully specified for operation
APPLICATIONS over the industrial -40°Cto 85°C temperature range.
• Industrial Process Control Data Acquisition Systems Digital Signal Processing Medical Equipment Instrumentation
