OMO ElectronicOMO Electronic
Expand menu
Hello, Sign inMy Account
0 Cart

ST7570TR

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P26
Electrical characteristics ST7570
10/26 Doc ID 17526 Rev 2
V(PA_OUT) TOL Power amplifier output tolerance
(2)
VCC=18 V,
V(PA_OUT) = 14 V p-
p (typ), V(PA_OUT)
BIAS = VCC/2,
R
LOAD
=50Ω, T = 25°C
See Figure 3
-3% +3%
V(PA_OUT) HD2
Power amplifier output 2nd
harmonic distortion
-70 -63 dBc
V(PA_OUT) HD3
Power amplifier output 3rd
harmonic distortion
-66 -63 dBc
V(PA_OUT) THD
Power amplifier output total
harmonic distortion
0.1 0.15 %
C(PA_IN) Power amplifier input capacitance
PA_IN+ vs. VSS
(3)
10 pF
PA_IN- vs. VSS
(3)
10 pF
PSRR Power supply rejection ratio
50 Hz 100 dB
1 kHz 93 dB
100 kHz 70 dB
CL_TH
Current sense high threshold on CL
pin
2.25 2.35 2.4 V
CL_RATIO
Ratio between PA_OUT and CL
output current.
80
Transmitter
V(TX_OUT) BIAS
Transmitter output bias voltage - Rx
mode
VCCA/
2
V
V(TX_OUT) MAX
Transmitter output maximum
voltage swing
TX_GAIN = 31, No
load
4.8 4.95 VCCA V p-p
TX_GAIN Transmitter output digital gain range 0 31
TX_GAIN TOL
Transmitter output digital gain
tolerance
-0.35 0.35 dB
R(TX_OUT) Transmitter output resistance 1 kΩ
V(TX_OUT) HD2
Transmitter output 2nd harmonic
distortion
V(TX_OUT) = 4.5
Vpkpk (typ.), no load,
T = 25°C
-72 -55 dBc
V(TX_OUT) HD3
Transmitter output 3rd harmonic
distortion
-70 -67 dBc
V(TX_OUT) THD
Transmitter output Total harmonic
distortion
0.1 0.2 %
Receiver
V(RX_IN) MAX Receiver input maximum voltage VCC = 18 V 16 V p-p
V(RX_IN) BIAS Receiver input bias voltage
VCCA/
2
V
Z(RX_IN) Receiver input Impedance 10 kΩ
V(RX_IN) MIN Receiver input sensitivity
Bit rate = 1200 bps @
50 Hz,
BER = 10-3, SNR =
20 dB
45
dBµV
rms
Table 5. Electrical characteristics (continued)
Symbol Parameter Note Min. Typ. Max. Unit
ST7570 Electrical characteristics
Doc ID 17526 Rev 2 11/26
PGA_MIN PGA minimum gain -18 dB
PGA_MAX PGA maximum gain 30 dB
Oscillator
V(XIN) Oscillator input voltage swing
Clock frequency
supplied externally
1.8 VDDIO V p-p
V(XIN) TH Oscillator input voltage threshold 0.8 0.9 1 V
f(XIN) Crystal oscillator frequency 8 MHz
f(XIN) TOL
External quartz crystal frequency
tolerance
-150 +150 ppm
ESR External quartz crystal ESR value 100 Ω
C
L
External quartz crystal load
capacitance
16 20 pF
f
CLK
_AFE
Internal frequency of the analog
front end
8 MHz
f
CLK
_PROT_ctrl
Internal frequency of the protocol
Ctrl core
28 MHz
f
CLK
_PHY_proces
sor
Internal frequency of the PHY
processor core
56 MHz
Temperature sensor
T_TH
1
Temperature threshold 1
63 70 77 °C
T_TH
2
Temperature threshold 2 90 100 110 °C
T_TH
3
Temperature threshold 3
112 125 138 °C
T_TH
4
Temperature threshold 4 153 170 187 °C
Zero crossing comparator
V(ZC_IN_A) MAX
Zero crossing analog input voltage
range
10 V p-p
V(ZC_IN_A) TL
Zero crossing analog input low
threshold
-40 -30 -20 mV
V(ZC_IN_A) TH
Zero crossing analog input high
threshold
30 40 50 mV
V(ZC_IN_A)
HYST
Zero crossing analog input
hysteresis
62 70 78 mV
ZC_IN_D d.c.
Zero crossing digital input duty
cycle
50 %
Digital section
Digital I/O
Table 5. Electrical characteristics (continued)
Symbol Parameter Note Min. Typ. Max. Unit
Electrical characteristics ST7570
12/26 Doc ID 17526 Rev 2
Figure 4. Power amplifier test circuit
R
PULL-UP
Internal pull-up resistors
VDDIO = 3.3 V 66 kΩ
VDDIO = 5 V 41 kΩ
VIH High logic level input voltage
0.65*V
DDIO
VDDIO
+0.3
V
VIL Low logic level input voltage -0.3
0.35*V
DDIO
V
VOH High logic level output voltage IOH= -4 mA
VDDIO
-0.4
V
VOL Low logic level output voltage IOL= 4 mA 0.4 V
UART interface
Baud rate
-1.5% 57600 +1.5%
BAU
D
-1.5% 38400 +1.5%
BAU
D
-1.5% 19200 +1.5%
BAU
D
-1.5% 9600 +1.5%
BAU
D
Reset and power on
t
RESETN
Minimum valid reset pulse duration 1 µs
t
STARTUP
Start-up time at power on or after a
reset event
60 ms
1. Referred to T
A
= -40 °C
2. This parameter does not include the tolerance of external components
3. Guaranteed by design
Table 5. Electrical characteristics (continued)
Symbol Parameter Note Min. Typ. Max. Unit
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P26

ST7570TR

Mfr. #:
Buy ST7570TR
Manufacturer:
STMicroelectronics
Description:
Network Controller & Processor ICs S-FSK Power Line SOC PHY 2.4 kpbs
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet