12197-508-XTD ON Semiconductor, 12197-508-XTD Datasheet - Page 3

• Manufacturer Part Number: 12197-508-XTD
• Manufacturer: ON Semiconductor

Specifications of 12197-508-XTD

• Data Rate: 1.171875Kbps
• Power Supply Type: Analog/Digital
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 5.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Pin Count: 28
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

3. The HART specification requires carrier detect (OCD) to be active between 80 and 120 mVp−p. Setting ICDREF at IAREF − 0.08 VDC will
4. The modular output frequencies are proportional to the input clock frequency (460.8 kHz).
Table 2. DC CHARACTERISTICS
Table 3. AC CHARACTERISTICS
Pin Name
set the carrier detect to a nominal 100 mVp−p.
Symbol
(Note 3)
RxAFI
RxAF
CD
C
RxA
RxD
TxA
I
A
CD
I
I
V
I
V
IL
C
V
V
DDA
DDD
OLL
BIAS
REF
OH
OL
/I
IH
REF
IL
IN
IH
Receive analog input
Output of the high−pass filter
Carrier detect and receive filter input
Modulator output
Receive digital output
Carrier detect output
Leakage current
Frequency – mark (logic 1)
Frequency – space (logic 0)
Slew rate
Gain bandwidth (GBW)
Voltage range
Leakage current
Frequency – mark (logic 1)
Frequency – space (logic 0)
Amplitude (IAREF 1.235 V)
Slew Rate − mark (logic 1)
Slew Rate − space (logic 0)
Loading (IAREF = 1.235 V)
Rise/fall time
Rise/fall time
Input Voltage, Low
Input Voltage, High
Output Voltage, Low (I
Output Voltage, High (I
Input Capacitance of:
Input Leakage Current
Output Leakage Current
Power Supply Current
(RBIAS = 500 kW, IAREF = 1.235 V)
Dynamic Digital Current
Analog Reference
Carrier Detect Reference (IAREF – 0.08 V)
Comparator Bias Current
(RBIAS = 500 kW, IAREF = 1.235 V)
Analog Input
RXA
Digital Input
Description
Parameter
(V
(V
OL
OH
DD
DD
= 0.67 mA)
= −0.67 mA)
= 3.0 V to 5.5 V, V
= 3.0 V to 5.5 V, V
http://onsemi.com
SS
SS
= 0 V, T
= 0 V, T
3
3.0 – 5.5 V
3.0 – 5.5 V
3.0 – 5.5 V
3.0 – 5.5 V
A
A
3.3 V
5.0 V
5.0 V
3.3 V
5.0 V
= −40°C to +85°C)
= −40°C to +85°C) (Note 4)
V
DD
2180
1190
0.15
Min
150
30
20
20
0.7 * V
Min
150
150
2.4
1.2
25
2194.3
1196.9
0.025
1200
2200
1860
3300
DD
Typ
500
1.235
1.15
Typ
330
300
2.9
3.5
2.5
2.5
25
V
DD
±150
1210
2220
±500
Max
– 0.15
0.3 * V
±500
Max
±10
450
600
200
0.4
2.6
DD
Units
V/ms
V/ms
kHz
mV
V/s
V/s
kW
nA
Hz
Hz
nA
Hz
Hz
ns
ns
Units
pF
pF
pF
nA
mA
mA
mA
mA
mA
V
V
V
V
V
V
V