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COMBOSOLAR 数据表(PDF) 9 Page - Texas Instruments

部件名 COMBOSOLAR
功能描述  Powerline Communications Analog Front-End
PDF  57 Pages
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

COMBOSOLAR 数据表(HTML) 9 Page - Texas Instruments

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AFE031
www.ti.com
SBOS531D – AUGUST 2010 – REVISED MAY 2012
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.
AFE031
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
TWO-WIRE TRANSMITTER
Frequency range(1)
50
kHz
Leakage input current
0
≤ VIN ≤ DVDD
–1
0.01
1
μA
(E_Tx_In, E_Tx_Clk)
Input logic levels (E_Tx_In, E_Tx_Clk)
High-level input voltage
VIH
0.7 • DVDD
V
Low-level input voltage
VIL
0.3 • DVDD
V
Output logic levels (E_Tx_Out)
VO
High-level output voltage
IOH = 3 mA
AVDD – 0.4
AVDD
V
H
Low-level output voltage
VOL
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
k
Ω
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
(1)
The two-wire transmitter circuit is tested at Tx_CLK = 10 MHz.
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.
AFE031
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
REF1 (Pin 19)
Bias voltage
PA_VS/2
V
Input resistance
RI
4
k
Ω
Noise-reducing capacitor = 1 nF from
Turn-on time
20
ms
pin 19 to ground
Noise-reducing capacitor = 1 nF from
Turn-off time
20
ms
pin 19 to ground
REF2 (Pin 28)
Bias voltage
VAVDD/2
V
Input resistance
RI
4
k
Ω
Noise-reducing capacitor = 1
μF from
Turn-on time
20
ms
pin 28 to ground
Noise-reducing capacitor = 1
μF from
Turn-off time
20
ms
pin 28 to ground
Copyright © 2010–2012, Texas Instruments Incorporated
9
Product Folder Link(s): AFE031



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