STR712FR2T6 STMicroelectronics, STR712FR2T6 Datasheet - Page 61

• Manufacturer Part Number: STR712FR2T6
• Description: IC MCU ARM7 TDMI 256K 64-LQFP
• Manufacturer: STMicroelectronics
• Series: STR7r

Specifications of STR712FR2T6

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 66MHz
• Connectivity: CAN, EBI/EMI, HDLC, I²C, SmartCard, SPI, UART/USART
• Peripherals: PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 256KB (256K x 8 + 16K)
• Program Memory Type: FLASH
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 4x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Processor Series: STR712x
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 64 KB
• Interface Type: CAN/EMI/USB
• Maximum Clock Frequency: 66 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWARM, EWARM-BL, MCBSTR7, KSK-STR712-PL, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: STR710-SK/HIT, STR71X-SK/RAIS, STX-PRO/RAIS, STX-RLINK, STR79-RVDK/CPP, STR79-RVDK, STR79-RVDK/UPG
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 4-ch x 12-bit
• Cpu Family: STR7
• Device Core: ARM7TDMI
• Device Core Size: 32b
• Frequency (max): 66MHz
• Total Internal Ram Size: 64KB
• # I/os (max): 32
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: TQFP
• For Use With: MCBSTR7UME - MCBSTR7 + ULINK-ME DEV KITMCBSTR7 - BOARD EVAL STM STR71X SERIES497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU497-4886 - KIT STARTER FOR STR712F ARM MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-4515

STR71xF
Table 36.
Notes:
1. Data based on standard I
2. The device must internally provide a hold time of at least 300 ns for the SDA signal in order to bridge the
3. The maximum hold time t
4. Measurement points are done at CMOS levels: 0.3xV
5. f
6. The following table gives the values to be written in the I2CCCR register to obtain the required I
t
w(STO:STA)
Symbol
t
t
t
t
t
w(SCLH)
w(SCLL)
t
su(SDA)
t
t
t
su(STO)
t
t
su(STA)
h(SDA)
undefined region of the falling edge of SCL.
frequency.
r(SDA)
r(SCL)
f(SDA)
h(STA)
f(SCL)
PCLK1
C
b
, must be at least 8 MHz to achieve max fast I
SCL clock low time
SCL clock high time
SDA setup time
SDA data hold time
SDA and SCL rise time
SDA and SCL fall time
START condition hold time
Repeated START condition setup
time
STOP condition setup time
STOP to START condition time (bus
free)
Capacitive load for each bus line
I2C characteristics
Parameter
2
h(SDA)
C protocol requirement, not tested in production.
is not applicable.
2
C speed (400 kHz).
DD
Min
Standard mode
250
0
4.7
4.0
4.7
4.0
4.7
4.0
and 0.7xV
3)
1)
I
2
C
Max
DD
1000
300
400
.
1)
20+0.1C
20+0.1C
Fast mode I
Min
100
0
1.3
0.6
0.6
0.6
1.3
0.6
Electrical parameters
2)
1)
b
b
Max
900
2
300
300
400
2
C
C SCL line
5)
3)
1)
Unit
61/78
pF
µs
ns
µs
µs
µs