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AFE031 Datasheet(PDF) 14 Page - Texas Instruments

Part # AFE031
Description  AFE031 Powerline Communications Analog Front-End
PDF  59 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

AFE031 Datasheet(HTML) 14 Page - Texas Instruments

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AFE031
SBOS531E – AUGUST 2010 – REVISED JUNE 2019
www.ti.com
Product Folder Links: AFE031
Submit Documentation Feedback
Copyright © 2010–2019, Texas Instruments Incorporated
(1)
The two-wire transmitter circuit is tested at Tx_CLK = 10 MHz.
8.8
Electrical Characteristics: Two-Wire Interface
At TJ = 25°C, PA_VS = 16 V, VAVDD = VDVDD = 3.3 V, and 10 kΩ connected to PA_ISET (pin 46), unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
TWO-WIRE TRANSMITTER
Frequency range(1)
50
kHz
Leakage input current
(E_Tx_In, E_Tx_Clk)
0
≤ VIN ≤ DVDD
–1
0.01
1
μA
Input logic levels (E_Tx_In, E_Tx_Clk)
VIH
High-level input voltage
0.7 • DVDD
V
VIL
Low-level input voltage
0.3 • DVDD
V
Output logic levels (E_Tx_Out)
VOH
High-level output voltage
IOH = 3 mA
AVDD – 0.4
AVDD
V
VOL
Low-level output voltage
IOL = –3 mA
GND
GND + 0.4
V
TWO-WIRE RECEIVER
Gain
–4.5
dB
Frequency range
300
kHz
Max sink current
25
mA
Max source current
25
mA
Input terminal offset
Referenced to VAVDD/2
–100
10
100
mV
Input impedance
78
kΩ
ZERO CROSSING DETECTOR
Input voltage range
AVDD – 0.4
AVDD + 0.4
V
Input current range
–10
10
mA
Input capacitance
3
pF
Rising threshold
0.45
0.9
1.35
V
Falling threshold
0.25
0.5
0.75
V
Hysteresis
0.20
0.4
0.60
V
Jitter
50 Hz, 240 VRMS
10
ns
8.9
Electrical Characteristics: Internal Bias Generator
At TJ = 25°C, PA_VS = 16 V, VAVDD = VDVDD = 3.3 V, and 10 kΩ connected to PA_ISET (pin 46), unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
REF1 (Pin 19)
Bias voltage
PA_VS/2
V
RI
Input resistance
4
kΩ
Turn-on time
Noise-reducing capacitor = 1 nF from
pin 19 to ground
20
ms
Turn-off time
Noise-reducing capacitor = 1 nF from
pin 19 to ground
20
ms
REF2 (Pin 28)
Bias voltage
VAVDD/2
V
RI
Input resistance
4
kΩ
Turn-on time
Noise-reducing capacitor = 1 μF from
pin 28 to ground
20
ms
Turn-off time
Noise-reducing capacitor = 1 μF from
pin 28 to ground
20
ms



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