STR712FR2T6 STMicroelectronics, STR712FR2T6 Datasheet - Page 41

• 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
4.3.2
Clock and timing characteristics
External clock sources
Subject to general operating conditions for V
Table 18.
Notes:
1. Data based on design simulation and/or technology characteristics, not tested in production.
Figure 14. CK external clock source
DuCy(XT1)
Symbol
C
t
t
V
V
t
t
w(CK)
w(CK)
IN(CK)
r(CK)
f(CK)
f
CKH
CK
CKL
I
L
V
V
CKH
CKL
External clock source
frequency
CK input pin high level
voltage
CK input pin low level
voltage
CK high or low time
CK rise or fall time
CK input capacitance
Duty cycle
CK Input leakage current
EXTERNAL
CLOCK SOURCE
CK external clock characteristics
Parameter
t
r(CK)
T
CK
1)
1)
1)
t
f(CK)
CK
90%
10%
V
SS
Conditions
≤V
IN
33
≤V
t
w(CKH)
, and T
33
A
I
L
.
0.7xV
t
w(CKL)
Min
V
25
40
0
SS
33
f
CLK
STR710
Typ
5
Electrical parameters
0.3xV
Max
16.5
V
20
60
±1
33
33
MHz
Unit
41/78
µA
pF
ns
%
V