ST7FLITE29 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
ST7FLITE29
STMicroelectronics
'ST7FLITE29' PDF : 133 Pages View PDF
ST7LITE2
13.5 CLOCK AND TIMING CHARACTERISTICS
Subject to general operating conditions for VDD, fOSC, and TA.
13.5.1 General Timings
Symbol
Parameter 1)
Conditions
tc(INST)
tv(IT)
Instruction cycle time
Interrupt reaction time 3)
tv(IT) = ∆tc(INST) + 10
fCPU=8MHz
fCPU=8MHz
Min
2
250
10
1.25
Typ 2)
3
375
Max
12
1500
22
2.75
Unit
tCPU
ns
tCPU
µs
Notes:
1. Guaranteed by Design. Not tested in production.
2. Data based on typical application software.
3. Time measured between interrupt event and interrupt vector fetch. Dtc(INST) is the number of tCPU cycles needed to fin-
ish the current instruction execution.
13.5.2 Auto Wakeup from Halt Oscillator (AWU)
Symbol
fAWU
tRCSRT
Parameter 1)
AWU Oscillator Frequency
AWU Oscillator startup time
Conditions
Note:
1. Guaranteed by Design.
Min
Typ
Max
Unit
50
125
250
kHz
50
µs
101/133
1
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