90E32 Datasheet, PDF (61/71 Pages) Integrated Device Technology – Poly-Phase High-Performance Wide-Span Energy Metering IC

90E32
POLY-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
7
ELECTRICAL SPECIFICATION
7.1 ELECTRICAL SPECIFICATION
Parameter
DC Power Supply Rejection Ratio (PSRR)
AC Power Supply Rejection Ratio (PSRR)
Active Energy Error (Dynamic Range 5000:1)
Differential Input Voltage
Analog Input Pin Absolute Voltage Range
Channel Input Impedance
Channel Sampling Frequency
Channel Sampling Bandwidth
Temperature Sensor Accuracy
Reference voltage
Reference voltage temperature coefficient
Current Detector threshold range
Current Detector threshold setting step/ resolution
Current Detector detection time (single-side)
Current Detector detection time (double-side)
Oscillator Frequency (f_{sys_clk})
AVDD
DVDD
VDD18
Normal mode operating current (I-Normal)
Idle mode operating current (I-Idle)
Detection mode operating current (I-Detection)
Partial Measurement mode operating current
(I-Measurement)
Slave mode (SPI) bit rate
Machine Model (MM)
Charged Device Model (CDM)
Human Body Model (HBM)
Latch Up
Latch Up
Digital Input High Level (all digital pins except OSCI)
Min
Typ
Max
Unit
Accuracy
±0.1
%
±0.1
%
±0.1
%
ADC Channel
0.12
600
0.07
300 mVrms
0.04
160
GND-300
VDD-
1200
mV
120
80
KΩ
50
8
kHz
2
kHz
Temperature Sensor and Reference
1
°C
1.2
6
15
ppm/
°C
Current detectors
2
3
4
mVrms
0.096
mVrms
32
ms
17
ms
Crystal Oscillator
16.384
MHz
Power Supply
2.8
3.3
3.6
2.8
3.3
3.6
1.8
V
Operating Currents
25
mA
2.2
10
µA
180
250
100
140
µA
6.8
mA
SPI
100
1200k^{note 1 bps}
ESD
400
V
1000
V
6000
V
±100
mA
5.4
V
DC Characteristics
2.4
VDD
V
Test Condition/ Comments
VDD=3.3V±0.3V, I=5A, V=220V, CT 1000:1, sam-
pling resistor 4.8Ω
VDD=3.3V superimposes 400mVrms, I=5A, V=220V,
CT 1000:1, sampling resistor 4.8Ω
CT 1000:1, sampling resistor 4.8Ω
PGA=1
PGA=2
PGA=4
PGA=1
PGA=2
PGA=4
3.3 V, 25 °C
From -40 to 85 °C
3.3 V, 25 °C
3.3 V, 25 °C
The Accuracy of crystal or external clock is ±20 ppm,
10pF ~ 20pF crystal load capacitor integrated.
3.3 V, 25 °C
3.3 V, 25 °C
Double-side detection (at 3.3 V, 25 °C)
Single-side detection (at 3.3 V, 25 °C)
3.3 V, 25°C
JESD22-A115
JESD22-C101
JESD22-A114
JESD78A
JESD78A
VDD=3.3V
Electrical Specification
61
December 9, 2011