ST10R272L STMicroelectronics, ST10R272L Datasheet - Page 5

• 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

P5.10
–P5.15
XTAL1
XTAL2
98-100
1- 3
98
99
100
1
2
3
5
6
I
I
I
I
I
I
I
I
I
O
5S
5S
5S
5S
5S
5S
5S
5S
3T
3T
Table 1 Pin definitions
6-bit input-only port with Schmitt-Trigger characteristics.
Port 5 pins also serve as timer inputs:
P5.10
P5.11
P5.12
P5.13
P5.14
P5.15
XTAL1:
XTAL2:
T6EUD
T5EUD
T6IN
T5IN
T4EUD
T2EUD
Input to the oscillator amplifier and internal clock
generator
Output of the oscillator amplifier circuit.
To clock the device from an external source, drive
XTAL1, while leaving XTAL2 unconnected.
Observe minimum and maximum high/low and
rise/fall times specified in the AC Characteristics.
Ctrl.Input
Ctrl.Input
GPT2 Timer T6 Count Input
GPT2 Timer T5 Count Input
GPT1 Timer T4 Ext.Up/Down
Ctrl.Input
GPT1 Timer T2 Ext.Up/Down
Ctrl.Input
GPT2 Timer T6 Ext.Up/Down
GPT2 Timer T5 Ext.Up/Down
ST10R272L - PIN DESCRIPTION
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