ST10R172LT6 STMicroelectronics, ST10R172LT6 Datasheet - Page 20

• Manufacturer Part Number: ST10R172LT6
• Description: IC MCU 16BIT LV ROMLESS 100-TQFP
• Manufacturer: STMicroelectronics
• Series: ST10r

Specifications of ST10R172LT6

• Core Processor: ST10
• Core Size: 16-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, SSP, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 77
• Program Memory Type: ROMless
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-TQFP, 144-VQFP
• Processor Series: ST10R1x
• Core: ST10
• Data Bus Width: 16 bit
• Data Ram Size: 1 KB
• Interface Type: SSP, USART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 77
• Number Of Timers: 5
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: In Transition
• Other names: 497-2044

ST10R172L - GENERAL PURPOSE TIMERS
20/68
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 5 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 5 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