STR751FR2 STMicroelectronics, STR751FR2 Datasheet - Page 70
![no-image](/images/manufacturer_photos/0/6/637/stmicroelectronics_sml.jpg)
STR751FR2
Manufacturer Part Number
STR751FR2
Description
ARM7TDMI-S™ 32-BIT MCU with Flash, SMI, 3 std 16-bit timers, PWM timer, fast 10-bit ADC, I2C, UART, SSP, USB and CAN
Manufacturer
STMicroelectronics
Datasheet
1.STR755FV2.pdf
(84 pages)
Specifications of STR751FR2
Smart Low Power Modes
SLOW, WFI, STOP and STANDBY with backup registers
Conversion Time
min. 3.75 μs
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
STR751FR2H6
Manufacturer:
STMicroelectronics
Quantity:
10 000
Company:
Part Number:
STR751FR2T6
Manufacturer:
ST
Quantity:
10 000
Company:
Part Number:
STR751FR2T6
Manufacturer:
STMicroelectronics
Quantity:
10 000
Part Number:
STR751FR2T6
Manufacturer:
ST
Quantity:
20 000
Electrical parameters
6.3.11
70/84
USB characteristics
The USB interface is USB-IF certified (Full Speed).
Table 42.
Table 43.
1. All the voltages are measured from the local ground potential.
2. It is important to be aware that the DP/DM pins are not 5 V tolerant. As a consequence, in case of a a
3. R
Figure 41. USB: data signal rise and fall time
Table 44.
Symbol
Symbol
shortcut with Vbus (typ: 5.0V), the protection diodes of the DP/DM pins will be direct biased . This will not
damage the device if not more than 50 mA is sunk for longer than 24 hours but the reliability may be
affected.
V
V
V
V
V
t
Symbol
L
STARTUP
t
CM
OH
t
SE
OL
DI
r
f
is the load connected on the USB drivers
V
V
SS
Data Lines
Differential
CRS
USB startup time
USB characteristics
USB: Full speed electrical characteristics
Differential Input Sensitivity
Differential Common Mode
Static Output Level High
Static Output Level Low
Single Ended Receiver
USB transceiver startup time
Parameter
Threshold
Rise time
Parameter
Fall Time
Range
t
f
Parameter
USB DC Electrical Characteristics
Crossover
(1)
1)
points
Driver characteristics:
Output Levels
Input Levels
STR750Fxx STR751Fxx STR752Fxx STR755Fxx
t
r
R
R
L
Includes V
L
of 1.5 k
Conditions
of 15 k
C
C
Conditions
L
L
I(DP, DM)
=50 pF
=50 pF
Conditions
Ω
Ω
DI
to 3.6V
to V
range
SS
(3)
(3)
Min
4
4
Min.
0.2
0.8
1.3
2.8
(1)(2)
Max
1
Max
20
20
Max.
2.5
2.0
0.3
3.6
(1)(2)
Unit
Unit
µs
ns
ns
Unit
V
V