CS5464-ISZ Cirrus Logic Inc, CS5464-ISZ Datasheet - Page 4

• Manufacturer Part Number: CS5464-ISZ
• Description: IC ENERGY METERING 1PHASE 28SSOP
• Manufacturer: Cirrus Logic Inc

Specifications of CS5464-ISZ

• Package / Case: 28-SSOP
• Input Impedance: 30 KOhm
• Measurement Error: 0.1%
• Voltage - I/o High: 0.8V
• Voltage - I/o Low: 0.2V
• Current - Supply: 3.5mA
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Meter Type: Single Phase
• Output Voltage Range: 2.4 V to 2.6 V
• Input Voltage Range: 2.4 V to 2.6 V
• Input Current: 100 nA
• Power Dissipation: 500 mW
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Input Voltage: 5V
• No. Of Outputs: 3
• Power Dissipation Pd: 500mW
• Supply Voltage Range: 3.3V To 5V
• No. Of Pins: 28
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1554 - BOARD EVAL FOR CS5464 ADC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1194-5

4
10. E2PROM Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
11. Basic Application Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
12. Package Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
13. Ordering Information
14. Environmental, Manufacturing, & Handling Information . . . . . . . . . . . . . . . . . 44
15. Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Figure 1. CS5464 Read and Write Timing Diagrams ................................................................. 12
Figure 2. Timing Diagram for
Figure 3. Signal Flow for V1, I1, P1, Q1 Measurements ............................................................ 14
Figure 4. Signal Flow for V2, I2, P2, Q2 Measurements ............................................................ 14
Figure 5. Low-rate Calculations .................................................................................................. 16
Figure 6. Oscillator Connections................................................................................................. 17
Figure 7. Sag and Fault Detect................................................................................................... 21
Figure 8. Energy Channel Selection ........................................................................................... 22
Figure 9. Fixed RMS Voltage Selection...................................................................................... 22
Figure 10. Calibration Data Flow ................................................................................................ 39
Figure 11. System Calibration of Offset...................................................................................... 39
Figure 12. System Calibration of Gain........................................................................................ 40
Figure 13. Typical Interface of E
Figure 14. Typical Connection Diagram .................................................................................... 42
Table 1. Interrupt Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Table 2. Current Input Gain Ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Table 3. High-pass Filter Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Table 4. E2 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Table 5. E3 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 6. E1 / E2 Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 7. E3 Pin with E1MODE enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
10.1 E
10.2 E
10.3 Which E
9.1.4 Temperature Sensor Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
2
2
PROM Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
PROM Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
9.1.4.1 Temperature Offset Calibration . . . . . . . . . . . . . . . . . . . . . . . 40
9.1.4.2 Temperature Gain Calibration . . . . . . . . . . . . . . . . . . . . . . . . 40
2
PROMs Can Be Used? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
E1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
,
2
PROM to CS5464 .................................................................. 41
E2
, and
E3
.............................................................................. 13
LIST OF FIGURES
LIST OF TABLES
CS5464
DS682F1