ST7LITEU05 ST7LITEU09
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. Data based on characterization. Not tested in production.
2. Data based on typical application software.
3. Time measured between interrupt event and interrupt vector fetch. ∆tc(INST) is the number of tCPU cycles needed to fin-
ish the current instruction execution.
13.5.2 Auto Wakeup RC Oscillator
Parameter
Supply Voltage Range
Operating Temperature Range
Current Consumption 1)
Consumption 1)
Output Frequency (fAWU_RC) 1)
Note:
1. Data guaranteed by Design.
Conditions
Without prescaler
AWU RC switched off
Min
Typ
Max
Unit
2.4
5.0
5.5
V
-40
25
125
°C
2.0
8.0
14.0
µA
0
µA
20
33
60
kHz
85/115
1