sales@hkmjd.com
Service Telephone:86-755-83294757
Trade Name:AFE4950YBGR
Data Manual:AFE4950YBGR.pdf
Brand:TI
Particular Year:23+
Package:36-XFBGA
Delivery Date:New original
Stock: 2000pcs
AFE4950YBGR is an analog front-end for synchronized signal acquisition of PPG and ECG signals.
Features
Supports simultaneous and synchronized acquisition of up to 24 PPG and a single-lead ECG signal.
Flexible allocation of 8 LED, 4 PD in each phase
1-lead ECG signal acquisition up to 2 kHz
RLD output to drive a third electrode
Input noise : 0.7 µV-rms
Supports up to ±0.65 V differential DC offset and +/-0.55 V common mode range
Programmable INA gain: 11, 21
High-pass filter with quick saturation recovery
Integrated 300 Hz anti-aliasing low pass filter
AC, DC lead-off detect: 2.9 nA to 92.5 nA
Low power continuous lead-on detection
Impedance signal chain
Continuous low-power monitoring of impedance between 2 electrodes
7 MΩ range
300 Ω noise on 620 kΩ
Mode to fire two LEDs in parallel
Ambient rejection close to 100 dB up to 10 Hz
Noise filtering with programmable bandwidth
Trans-impedance Gain: 3.7 kΩ to 1 MΩ
External clock and internal oscillator modes
Acquire data synchronized with system master clock
FIFO with 256-sample Depth
Applications
Optical Heart-Rate Monitoring (HRM) for Wearables, Hearables
High performance ECG signal acquisition
Synchronized PPG, ECG for BP estimation
Heart-rate variability (HRV)
Pulse oximetry (SpO2) measurements
Model
Brand
Package
Quantity
Describe
TI
NFBGA-135
3000
14-bit, 12-bit, 65MSPS, 158mW/CH fully integrated 8-channel ultrasonic analog front ends
TI
NFBGA-289
3000
A low-power 32-channel ultrasonic AFE with LVDS interface and CW passive mixer
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Texas Instruments (TI), abbreviated as TI, is the worlds leading semiconductor company providing innovative digital signal processing (DSP) and analog device technologies for real-world signal processing. In addition to the semiconductor business, it …
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