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78M6618-IMR View Datasheet(PDF) - Teridian Semiconductor Corporation

Part NameDescriptionManufacturer
78M6618-IMR Octal Power and Energy Measurement IC TERIDIAN
Teridian Semiconductor Corporation TERIDIAN
78M6618-IMR Datasheet PDF : 32 Pages
First Prev 11 12 13 14 15 16 17 18 19 20 Next Last
DS_6618_005
2.2 Recommended External Components
Table 3: Recommended External Components
Name
C1
C2
CSYS
C2P5
XTAL
From
V3P3A
V3P3D
V3P3SYS
V2P5
XIN
CXS
CXL
XIN
XOUT
To
AGND
DGND
DGND
DGND
XOUT
AGND
AGND
Function
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).
78M6618 Data Sheet
Value
Unit
0.1 ±20% µF
0.1 ±20% µF
1.0 ±30% µF
0.1 ±20% µF
32.768
kHz
33 ±10%
pF
15 ±10%
pF
Notes:
1. AGND and DGND should be connected together.
2. V3P3SYS and V3P3A should be connected together.
2.3 Recommended Operating Conditions
Table 4: Recommended Operating Conditions
Parameter
V3P3SYS, V3P3A: 3.3 V Supply Voltage
V3P3A and V3P3SYS must be at the
same voltage
VBAT
Operating Temperature
Condition
Normal Operation
Battery Backup
No Battery
Battery Backup:
BRN and LCD modes
SLEEP mode
Min Typ Max Unit
3.0 3.3 3.6
V
0
3.6
V
Externally Connect to V3P3SYS
3.0
3.8
V
2.0
3.8
V
-40
+85 ºC
Rev. 1.4
15
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