78m6618-imr/f/p Maxim Integrated Products, Inc., 78m6618-imr/f/p Datasheet - Page 15

• Manufacturer Part Number: 78m6618-imr/f/p
• Description: Octal Power And Energy Measurement Ic
• Manufacturer: Maxim Integrated Products, Inc.

DS_6618_005
2.2
Notes:
1. AGND and DGND should be connected together.
2. V3P3SYS and V3P3A should be connected together.
2.3
Rev. 1.3
V3P3SYS, V3P3A: 3.3 V Supply Voltage
V3P3A and V3P3SYS must be at the
same voltage
VBAT
Operating Temperature
Name
CSYS
C2P5
XTAL
CXS
CXL
C1
C2
Recommended External Components
Recommended Operating Conditions
V3P3SYS
V3P3A
V3P3D
XOUT
From
V2P5
XIN
XIN
Parameter
DGND
DGND
DGND
AGND
AGND
AGND
Table 3: Recommended External Components
XOUT
Table 4: Recommended Operating Conditions
To
Bypass capacitor for 3.3 V supply
Bypass capacitor for 3.3 V output
Bypass capacitor for V3P3SYS
Bypass capacitor for V2P5
32.768 kHz crystal – electrically similar to
ECS .327-12.5-17X or Vishay XT26T,
load capacitance 12.5 pF.
Load capacitor for crystal (depends on
crystal specs and board parasitics).
Load capacitor for crystal (depends on
crystal specs and board parasitics).
Normal Operation
Battery Backup
No Battery
Battery Backup:
BRN and LCD modes
SLEEP mode
Condition
Function
Externally Connect to V3P3SYS
Min
3.0
3.0
2.0
-40
0
Typ
3.3
78M6618 Data Sheet
≥0.1 ±20%
≥1.0 ±30%
0.1 ±20%
0.1 ±20%
33 ±10%
15 ±10%
32.768
Value
Max
+85
3.6
3.6
3.8
3.8
Unit
Unit
kHz
ºC
µF
µF
µF
µF
pF
pF
V
V
V
V
15