90E36 Datasheet, PDF (22/79 Pages) Integrated Device Technology – Poly-Phase High-Performance Wide-Span Energy Metering IC

90E36
POLY-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Table-3 Digital I/O and Power Pin States in Idle Mode
Name
ZX0
ZX1
ZX2
CF1
CF2
CF3
CF4
WarnOut
IRQ0
IRQ1
I/O type
O
O
O
O
Type
LVTTL
LVTTL
LVTTL
LVTTL
DMA_CTRL
I
LVTTL
VDD18
DVDD
AVDD
Test
I
Power
I
Power
I
Power
I
Input
Pin State in Idle Mode
0
0
0
0
I/O set in input mode.
Input level shall be VDD33 or VSS.
Regulated 1.8V: high impedance
Digital Power Supply: powered by system
Analog Power Supply: powered by system
Always tie to ground in system application
Function Description
22
December 9, 2011