参数资料
型号: STR755FV0H6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 48 MHz, RISC MICROCONTROLLER, PBGA100
封装: 10 X 10 MM, 1.70 MM HEIGHT, ROHS COMPLIANT, LFBGA-100
文件页数: 40/84页
文件大小: 1656K
代理商: STR755FV0H6
STR750Fxx STR751Fxx STR752Fxx STR755Fxx
Electrical parameters
XRTC1 external clock source
Subject to general operating conditions for VDD_IO, and TA.
Figure 20.
Typical application with an external clock source
Table 21.
XRTC1 external clock source
Symbol
Parameter
Conditions(1)
1.
Data based on typical application software.
Min
Typ
Max
Unit
fXRTC1
External clock source
frequency
32.768
500
kHz
VXRTC1H
XRTC1 input pin high
level voltage
0.7xVDD_IO
VDD_IO
V
VXRTC1L
XRTC1 input pin low
level voltage
VSS
0.3xVDD_IO
tw(XRTC1H)
tw(XRTC1L)
XRTC1 high or low
time(2)
2.
Data based on design simulation and/or technology characteristics, not tested in production.
900
ns
tr(XRTC1)
tf(XRTC1)
XRTC1 rise or fall time(2)
50
IL
XRTCx Input leakage
current
VSS≤VIN≤VDD_I
O
±1
μA
CIN(RTC1)
XRTC1 input
5pF
DuCy(RTC1) Duty cycle
30
70
%
XT1
XT2
fOSC4M
EXTERNAL
STR750
CLOCK SOURCE
VXT1L
VXT1H
tr(XT1)
tf(XT1)
tw(XT1H)
tw(XT1L)
IL
90%
10%
TXT1
hi-Z
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