MIC3003 datasheet(33/75 Pages) MICREL

33 / 75 page

Micrel, Inc.

MIC3003

November 2009

M9999-111209-C

hbwhelp@micrel.com or (408) 955-1690

Event

Condition

MIC3003 Response

Temperature high alarm

TEMP > TMAX

Set ALARM0[7]

Temperature low alarm

TEMP < TMIN

Set ALARM0[6]

Voltage high alarm

VIN > VMAX

Set ALARM0[5]

Voltage low alarm

VIN < VMIN

Set ALARM0[4]

TX bias high alarm

IBIAS > IBMAX

Set ALARM0[3]

TX bias low alarm

IBIAS < IBMIN

Set ALARM0[2]

TX power high alarm

TXOP > TXMAX

Set ALARM0[1]

TX power low alarm

TXOP < TXMIN

Set ALARM0[0]

RX power high alarm

RXOP > RXMAX

Set ALARM1[7]

RX power low alarm

RXOP < RXMIN

Set ALARM1[6]

Temperature high warning

TEMP > THIGH

Set WARN0[7]

Temperature low warning

TEMP < TLOW

Set WARN0[6]

Voltage high warning

VIN > VHIGH

Set WARN0[5]

Voltage low warning

VIN < VLOW

Set WARN0[4]

TX bias high warning

IBIAS > IBHIGH

Set WARN0[3]

TX bias low warning

IBIAS < IBLOW

Set WARN0[2]

TX power high warning

TXOP > TXHIGH

Set WARN0[1]

TX power low warning

TXOP < TXLOW

Set WARN0[0]

RX power high warning

RXOP > RXHIGH

Set WARN1[7]

RX power low warning

RXOP < RXLOW

Set WARN1[6]

Table 21. MIC3003 Alarm and Warning Events

Figure 13. Control and Status I/O Logic

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