2015-2016 Microchip Technology Inc. DS20005386B-page 7
PAC1710/20
FIGURE 1-1: SMBus Timing.
TABLE 1-2: SMBUS MODULE SPECIFICATIONS
Electrical Characteristics: Unless otherwise specified, maximum values are at T
A
= -40°C to +85°C,
V
DD
= 3V to 5.5V, V
BUS
= 0V to 32V; Typical values are at T
A
= +25°C, V
DD
= 3.3V, V
BUS
= 24V,
V
SENSE
= (SENSE+ SENSE-) = 0V
Characteristic Sym. Min. Typ. Max. Units Conditions
SMBus Interface
Input Capacitance C
IN
4 10 pF
SMBus Timing
Clock Frequency f
SMB
10 400 kHz
Spike Suppression t
SP
100 ns
Bus Free Time Stop to
Start
t
BUF
1.3 µs
Start Setup Time t
SU:STA
0.6 µs
Start Hold Time t
HD:STA
0.6 µs
Stop Setup Time t
SU:STO
0.6 µs
Data Hold Time t
HD:DAT
0 µs When transmitting to the master
Data Hold Time t
HD:DAT
0.3 µs When receiving from the master
Data Setup Time t
SU:DAT
0.6 µs
Clock Low Period t
LOW
1.3 µs
Clock High Period t
HIGH
0.6 µs
Clock/Data Fall Time t
FALL
300 ns Min = 20 + 0.1 C
LOAD
ns
Clock/Data Rise Time t
RISE
300 ns Min = 20 + 0.1 C
LOAD
ns
Capacitive Load C
LOAD
400 pF Total per bus line
SMDATA
SMCLK
T
LOW
T
RISE
T
HIGH
T
FALL
T
BUF
T
HD:STA
P
S
S - Start Condition
P - Stop Condition
T
HD:DAT
T
SU:DA
T
T
SU:STA
T
HD:STA
P
T
SU:STO
S
PAC1710/20
DS20005386B-page 8 2015-2016 Microchip Technology Inc.
NOTES:
2015-2016 Microchip Technology Inc. DS20005386B-page 9
PAC1710/20
2.0 TYPICAL OPERATING CURVES
Note: Unless otherwise indicated, maximum values are at T
A
= -40°C to +85°C, V
DD
= 3V to 5.5V, V
SOURCE
= 0V to
40V; typical values are at T
A
= +25°C, V
DD
= 3.3V, V
SOURCE
= 24V, V
SENSE
= (SENSE+ SENSE-) = 0V.
FIGURE 2-1: I
DD
vs. V
DD
, Continuous
Conversions (PAC1710).
FIGURE 2-2: I
DD
vs. V
DD
, One
Conversion per Second, Lowest Resolution
(PAC1710).
FIGURE 2-3: I
DD
vs. V
DD
, Standby Mode
(PAC1710)
FIGURE 2-4: I
SENSE
+ Pin Current vs.
V
BUS
(T
A
= -40°C to +85°C).
FIGURE 2-5: I
SENSE
+ Pin Bias Current
(80 mV Range).
FIGURE 2-6: I
SENSE
- Pin Bias Current
(80 mV Range, T
A
= -40°C to +85°C).
Note: The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
320.0
340.0
360.0
380.0
400.0
420.0
440.0
3.0 3.3 3.6 4.5 5.0
5.5
I
dd
(μA)
V
DD
(V)
T = +85˚C
T = +25˚C
T = -40˚C
8.0
10.0
12.0
14.0
16.0
18.0
20.0
3.0 3.3 3.6 4.5 5.0 5.5
I
DD
(μA)
V
DD
(V)
T = +85˚C
T = +25˚C
T = -40˚C
3.000
4.000
5.000
6.000
7.000
8.000
9.000
10.000
11.000
12.000
13.000
3.0 3.3 3.6 4.5 5.0 5.5
I
DD
(μA)
V
DD
(V)
T = +85˚C
T = +25˚C
T = -40˚C
-20.000
0.000
20.000
40.000
60.000
80.000
100.000
0 10203040
SENSE
97.5
98.0
98.5
99.0
99.5
100.0
100.5
101.0
101.5
102.0
I
SENSE
+ Current (μA)
V
SENSE
(% of full scale)
T = +85˚C
T = +25˚C
T = -40˚C
-0.20
-0.15
-0.10
-0.05
0.00
0.05
0.10
0.15
0.20
I
SENSE
- Current (μA)
V
SENSE
(% of full scale)

PAC1720-1-AIA-TR

Mfr. #:
Manufacturer:
Microchip Technology
Description:
Current & Power Monitors & Regulators Single I2C/SMBus Current Sensor
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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