Datasheet

Data Sheet AD5700/AD5700-1
Rev. F | Page 11 of 24
Figure 15. Reference Voltage vs. V
CC
Figure 16. Reference Voltage vs. Temperature
Figure 17. HART_OUT Voltage vs. R
LOAD
Figure 18. HART_OUT Voltage vs. C
LOAD
1.5012
1.5010
1.5008
1.5006
1.5004
1.5002
1.5000
1.4998
1.4994
1.4996
1.0 1.5
2.0
2.5 3.0
3.5
4.0
4.5
5.0
5.5
6.0
V
CC
(V)
V
REF
INTERNAL (V)
10435-012
T
A
= 25°C
V
CC
= IOV
CC
= 1.71V
TO 5.5V
1.5006
1.5004
1.5002
1.5000
1.4998
1.4996
1.4994
1.4992
1.4990
–40 –20 0 20 40 60 80 100 120
TEMPERATURE (°C)
V
REF
INTERNAL (V)
10435-013
V
CC
= IOV
CC
= 2.7V
TEMPERATURE = –40°C TO +125°C
500
495
490
485
480
475
470
465
0 200 400 600 800 1000 1200
R
LOAD
(Ω) || WITH 22nF TO GND
HART_OUT (mV p-p)
10435-014
HART_OUT
2.2µF
22nF R
LOAD
1200Hz
2200Hz
T
A
= 25°C
V
CC
= IOV
CC
= 3.3V
INT V
REF
505
501
502
503
504
500
499
498
497
496
495
0
10 20
30 40 50 60
C
LOAD
(nF)
HART_OUT (mV p-p)
10435-015
1200Hz
2200Hz
T
A
= 25°C
V
CC
= IOV
CC
= 3.3V
INT V
REF
CA
PACITIVE LOAD ONL
Y