DS1846 MAXIM [Maxim Integrated Products], DS1846 Datasheet - Page 11

• Manufacturer Part Number: DS1846
• Description: NV Tri-Potentiometer, Memory, and MicroMonitor
• Manufacturer: MAXIM [Maxim Integrated Products]

TYPICAL APPLICATION Figure 4
Note:
The following equations are used to calculate the resistor values when using V
NMI
can be used to produce a reset, which is shown by the dotted line in Figure 4.
To 2-Wire
To Microprocessor
Master
Potentiometer
V
Interrupt
Terminals
SENSE
=
V
CC
R1+
R2
R2
X V
TPmin
SDA
SCL
A0
WP
/NMI
L0
W1
L1
L2
GND
Optional, see note .
DS1846
11 of 18
/PBRST
/RST
RST
Vcc
W0
W2
H0
H1
H2
V
IN
MAX
=
V
Vcc
CC
V
Outputs
Reset
V
SENSE
TP
Potentiometer
Terminals
X V
SENSE
CC
.
Vsense