参数资料
型号: ST72323K1T5/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP32
封装: 7 X 7 MM, PLASTIC, LQFP-32
文件页数: 5/140页
文件大小: 1386K
代理商: ST72323K1T5/XXX
ST72323
102/140
CLOCK AND TIMING CHARACTERISTICS (Cont’d)
Notes:
1. Resonator characteristics given by the ceramic resonator manufacturer.
2. SMD = [-R0: Plastic tape package (
=180mm), -B0: Bulk]
LEAD = [-A0: Flat pack package (Radial taping Ho= 18mm), -B0: Bulk]
3. LP mode is not recommended for 2 MHz resonator because the peak to peak amplitude is too small (>0.8V)
For more information on these resonators, please consult www.murata.com
11.5.4 RC Oscillators
Note: To reduce disturbance to the RC oscillator, it is recommended to place decoupling capacitors be-
tween VDD and VSS as shown in Figure 85
11.6 MEMORY CHARACTERISTICS
11.6.1 RAM and Hardware Registers
Notes:
1. Minimum VDD supply voltage without losing data stored in RAM (in HALT mode or under RESET) or in hardware reg-
isters (only in HALT mode). Not tested in production.
Supplier
fOSC
(MHz)
Typical Ceramic Resonators
Reference2)
Recommended OSCRANGE
Option bit configuration
Murata
2
CSTCC2M00G56A-R0
MP Mode3)
4
CSTCR4M00G55B-R0
MS Mode
8
CSTCE8M00G52A-R0
HS Mode
16
CSTCE16M0V51A-R0
HS Mode
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fCPU (RCINT)
CPU frequency with internal RC
oscillator
TA=0-70°C, VDD=3-3.6V
67
8
MHz
TA=-10-85°C, VDD=4.5V-5.5V
67
8
MHz
TA=-40-125°C, VDD=4.5V-5.5V
TBD
7
TBD
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VRM
Data retention mode 1)
HALT mode (or RESET)
1.6
V
1
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