90E21 Datasheet, PDF (49/57 Pages) Integrated Device Technology – Single-Phase High-Performance Wide-Span Energy Metering IC

90E21/22/23/24
SINGLE-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Human Body Model (HBM)
Latch Up
Latch Up
AVDD, Analog Power Supply
DVDD, Digital Power Supply
I_AVDD, Analog Current (90E21/22)
I_AVDD, Analog Current (90E23/24)
I_DVDD, Digital Current
Digital Input High Level (all digital pins except OSCI)
Digital Input High Level (OSCI)
Digital Input Low Level
Digital Input Leakage Current
Digital Output Low Level (CF1, CF2)
Digital Output Low Level (IRQ, WarnOut, ZX, SDO)
Digital Output High Level (CF1, CF2)
Digital Output High Level (IRQ, WarnOut, ZX, SDO)
Digital Output Low Level (OSCO)
Digital Output High Level (OSCO)
4000
±100
4.95
Operating Conditions
2.8
3.3
3.6
2.8
3.3
3.6
3.00
3.75
2.75
DC Characteristics
2.0
VDD+2.6
2.0
VDD+0.3
0.8
±1
0.4
0.4
2.4
2.4
0.4
2.4
V
JESD22-A114
mA
JESD78A
V
JESD78A
V
Metering precision guaranteed within 3.0V~3.6V.
V
Metering precision guaranteed within 3.0V~3.6V.
L line current channel and voltage channel are
mA
open
L line/ N line current channel and voltage channel
mA
are open
mA
VDD=3.3V
V
VDD=3.3V±10%,
V
VDD=3.3V±10%
V
VDD=3.3V±10%
µA
VDD=3.6V, VI=VDD or GND
V
VDD=3.3V, I_OL=10mA
V
VDD=3.3V, I_OL=5mA
V
VDD=3.3V, I_OH=-10mA
V
VDD=3.3V, I_OH=-5mA
V
VDD=3.3V, I_OL=1mA
V
VDD=3.3V, I_OH=-1mA
Electrical Specification
49
January 10, 2012