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参数资料
| 型号： | S3P7238XX-QW |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PQFP80 |
| 封装： | 14 X 20 MM, QFP-80 |
| 文件页数： | 6/36页 |
| 文件大小： | 295K |
| 代理商： | S3P7238XX-QW |
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ELECTRICAL DATA
S3C7238/P7238/C7235/P7235
14-6
Table 14-4. Subsystem Clock Oscillator Characteristics
(TA = – 40 °C + 85 °C, VDD = 1.8 V to 5.5 V)
Oscillator
Clock
Configuration
Parameter
Test Condition
Min
Typ
Max
Units
Crystal
Oscillator
XTIN
XTOUT
C1
C2
Oscillation frequency (1)
–
32
32.768
35
kHz
Stabilization time (2)
VDD = 4.5 V to 5.5 V
–
1.0
2
s
VDD = 1.8 V to 4.5 V
–
10
External
Clock
XTIN
XTOUT
XTIN input frequency (1)
–
32
–
100
kHz
XTIN input high and low
level width (tXTL, tXTH)
–
5
–
15
s
NOTES:
1.
Oscillation frequency and XTIN input frequency data are for oscillator characteristics only.
2.
Stabilization time is the interval required for oscillating stabilization after a power-on occurs.
Table 14-5. Input/Output Capacitance
(TA = 25 °C, VDD = 0 V )
Parameter
Symbol
Condition
Min
Typ
Max
Units
Input
capacitance
CIN
f = 1 MHz; Unmeasured pins
are returned to VSS
–
15
pF
Output
capacitance
COUT
–
15
pF
I/O capacitance
CIO
–
15
pF
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