ST10R272L STMicroelectronics, ST10R272L Datasheet - Page 28

• Manufacturer Part Number: ST10R272L
• Description: 16-BIT Romless MCU WITH MAC UNIT
• Manufacturer: STMicroelectronics

Specifications of ST10R272L

• Cpu Frequency: 0 to 50 MHz
• Power: 3.3 Volt +/-0.3V

ST10R272L - GENERAL PURPOSE TIMERS
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1
F
Prescaler
Factor
Input
Frequency
Resolution
Period
CPU
CPU Clock
C PU Clock
CPU C lock
=50MHz
T2E UD
T3EUD
T4EU D
T2IN
T3IN
T4IN
2
2
2
Table 8 GPT1 timer input frequencies, resolution and periods
n
n
n
Timer input selection
000b
8
6.25 MHz 3.125
160ns
10.49ms
n=3...10
n=3...10
n=3...10
001b
16
MHz
320ns
20.97ms
T4
Mode
T2
Mode
T3
Mode
Figure 8 GPT1 block diagram
010b
32
1.5625
MHz
640ns
41.94ms
Reload
Capture
Capture
Reload
011b
64
781
KHz
1.28 us
83.88ms 168ms
U/D
G PT1 Timer T3
GPT1 Timer T4
GPT1 Timer T2
100b
128
391
KHz
2.56 us
U/D
U/D
101b
256
195
KHz
5.12 us
336ms
T3O TL
110b
512
97.5
KHz
10.24 us 20.48 us
672ms
Request
Interrupt
Request
Interrupt
Interrupt
Request
T3OUT
111b
1024
48.83
KHz
1.342s