ST7263BK2 STMicroelectronics, ST7263BK2 Datasheet - Page 158

• Manufacturer Part Number: ST7263BK2
• Description: LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 32K FLASH/ROM, DFU CAPABILITY, 8-BIT ADC, WDG, TIMER, SCI and I2C
• Manufacturer: STMicroelectronics

Specifications of ST7263BK2

• 4, 8, 16 Or 32 Kbytes Program Memory: high density Flash (HDFlash), FastROM or ROM with Read-Out and Write protection

Electrical characteristics
13.10
13.10.1
Table 73.
1. All the voltages are measured from the local ground potential.
2. R
3. To improve EMC performance (noise immunity), it is recommended to connect a 100nF capacitor to the USBVCC pin.
158/186
Symbol
USBV
V
V
L
V
V
V
CM
OH
is the load connected on the USB drivers.
SE
OL
DI
Required
Figure 74. RESET pin protection when LVD is disabled
Communication interface characteristics
USB interface
Operating conditions T
USB DC characteristics
Figure 75. USB data signal rise and fall time
EXTERNAL
Differential input sensitivity
Differential common mode range
Single ended receiver threshold
Static output low
Static output high
USBVCC: voltage level
CIRCUIT
RESET
USER
V
VCRS
SS
Data Lines
Differential
Parameter
0.01μF
tf
(3)
A
= 0 to +70 °C, V
Crossover
points
Doc ID 7516 Rev 8
I(D+, D-)
Includes V
R
R
V
DD
L
L
(2)
(2)
V
=5 V
DD
tr
of 1.5 KΩ to 3.6 V
of 15 KΩ to V
Conditions
R
ON
DD
Filter
DI
= 4.0 to 5.25 V unless otherwise specified.
range
SS
GENERATOR
PULSE
Min.
3.00
0.2
0.8
0.8
2.8
-
INTERNAL
RESET
WATCHDOG
ST72XXX
Max.
3.60
2.5
2.0
0.3
3.6
-
ST7263Bxx
Unit
V
(1)