ST7263BK2 STMicroelectronics, ST7263BK2 Datasheet - Page 159

• 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

ST7263Bxx
13.10.2
Table 75.
Symbol
f
f
Rx
Tx
Communication
frequency
Table 74.
1. For more detailed information, please refer to Chapter 7 (Electrical) of the USB specification (version 1.1).
SCI interface
Subject to general operating condition for V
Refer to I/O port characteristics for more details on the input/output alternate function
characteristics (RDI and TDO).
SCI characteristics
Symbol
Parameter
V
t
CRS
rfm
t
t
r
f
Driver characteristics:
Rise time
Fall Time
Rise/ fall time matching
Output signal crossover voltage
USB low-speed electrical characteristics
8 MHz ~0.16%
f
Parameter
CPU
Accuracy
standard
Doc ID 7516 Rev 8
vs.
Conditions
Conventional mode
TR (or RR)=128, PR=13
TR (or RR)= 32, PR=13
TR (or RR)= 16, PR=13
TR (or RR)= 8, PR=13
TR (or RR)= 4, PR=13
TR (or RR)= 16, PR= 3
TR (or RR)= 2, PR=13
TR (or RR)= 1, PR=13
C
C
C
C
t
DD
r
/t
L
L
L
L
f
=50 pF
=600 pF
=50 pF
=600 pF
, f
Conditions
Prescaler
CPU
, and T
(1)
(1)
(1)
(1)
A
unless otherwise specified.
Min
1.3
Electrical characteristics
75
75
80
Standard
-
-
-
10400
19200
38400
1200
2400
4800
9600
300
Max
300
300
120
2.0
~10416.67
~19230.77
~38461.54
-
-
-
~1201.92
~2403.84
~4807.69
~9615.38
~300.48
Baud
Rate
159/186
Unit
ns
ns
ns
ns
%
V
Unit
Hz