ST10R172LT1 STMicroelectronics, ST10R172LT1 Datasheet - Page 12

• Manufacturer Part Number: ST10R172LT1
• Description: MCU 16BIT ROMLESS LV 100TQFP
• Manufacturer: STMicroelectronics
• Series: ST10r

Specifications of ST10R172LT1

• 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: 0°C ~ 70°C
• Package / Case: 100-TQFP, 100-VQFP
• Controller Family/series: ST10
• No. Of I/o's: 77
• Ram Memory Size: 1KB
• Cpu Speed: 50MHz
• No. Of Timers: 5
• Embedded Interface Type: SPI, USART
• No. Of Pwm Channels: 1
• Rohs Compliant: Yes
• 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: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: In Transition

ST10R172L - MEMORY MAPPING
3
The ST10R172L is a ROMless device, the internal RAM space is 1 KByte. The RAM address
space is used for variables, register banks, the system stack, the PEC pointers (in 00’FCE0h
- 00’FCFFh) and the bit-addressable space (in 00’FD00h - 00’FDFFh).
12/68
1
00’EFFFh
00’EF00h
00’1FFFh
00’0000h
256 Byte
8K-byte
MEMORY MAPPING
System Segment 0
64 K-Byte
RAM/SFR
External
memory
internal
memory
XSSP
00’FFFFh
00’F000h
00’0000h
Data Page 3
Data Page 1
00’F000h
Data Page 2
00’8000h
00’4000h
Data Page 0
Figure 3 Memory map
Block 0
Block 1
00’FE3Fh
00’FF3Fh
00’FE20h
00’FF3Fh
00’FF20h
00’FF20h
00’F03Fh
00’F020h
DPRAM / SFR Area
4 K-Byte
SFR Area
(reserved)
ESFR Area
(reserved)
RAM
00’FFFFh
00’FE00h
00’F200h
00’F000h
00’FA00h
1K-Byte