ADE7761ARS datasheet(6/28 Pages) AD

Part #	ADE7761ARS

Description	Energy Metering IC with On-Chip Fault and Missing Neutral Detection

PDF	28 Pages

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Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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ADE7761

Rev. A | Page 6 of 28

TIMING CHARACTERISTICS

VDD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, on-chip oscillator, TMIN to TMAX = –40°C to +85°C.

Sample tested during initial release and after any redesign or process change that may affect this parameter.

See Figure 2.

Table 2.

Parameter

Value

Unit

Test Conditions/Comments

t11

120

F1 and F2 Pulse Width (Logic High).

See Table 6

Output Pulse Period. See the Transfer Function section.

1/2 t2

Time between F1 Falling Edge and F2 Falling Edge.

t41

CF Pulse Width (Logic High).

See Table 7

CF Pulse Period. See the Transfer Function section.

CLKIN/4

Minimum Time between F1 and F2 Pulse.

1 The pulse widths of F1, F2, and CF are not fixed for higher output frequencies. See the Transfer Function section.

Figure 2. Timing Diagram for Frequency Outputs

ADE7761ARS Datasheet(PDF) 6 Page - Analog Devices