參數(shù)資料
型號(hào): KS88P8324
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: SAM87 family of 8-bit single-chip CMOS microcontrollers offers a fast and efficient CPU
中文描述: SAM87家庭的8位單芯片CMOS微控制器提供了快速,高效的CPU
文件頁(yè)數(shù): 15/19頁(yè)
文件大小: 91K
代理商: KS88P8324
KS88C8316/C8324/P8324
ELECTRICAL DATA
15-7
Table 15-7. Main Oscillator Clock Stabilization Time
(T
A
= – 20
°
C to + 85
°
C, V
DD
= 4.5 V to 5.5 V)
Oscillator
Symbol
Test Condition
Min
Typ
Max
Unit
Crystal
V
DD
= 4.5 V to 6.0 V
(Oscillation stabilization occurs when
V
DD
is equal to the minimum oscillator
voltage range.)
X
IN
input High and Low level width
(t
XH,
t
XL
)
Normal operation
20
ms
Ceramic
10
External Clock
65
100
ns
Release Signal
Setup Time
Oscillation
Stabilization
Wait Time
(1)
t
SREL
1000
ns
t
WAIT
CPU clock = 8 MHz; Stop mode
released by
RESET
8.3
ms
CPU clock = 8 MHz; Stop mode
released by an interrupt
(2)
NOTES
:
1.
Oscillation stabilization time is the time required for the CPU clock to return to its normal oscillation frequency after a
power-on occurs, or when Stop mode is released.
The oscillation stabilization interval is determined by the basic timer (BT) input clock setting.
2.
Table 15-8. A/D Converter Electrical Characteristics
(T
A
= – 20
°
C to + 85
°
C, V
DD
= 4.5 V to 5.5 V, V
SS
= 0 V)
Parameter
Symbol
Absolute
Accuracy
(1)
Conversion
Time
(2)
Conditions
CPU clock = 8 MHz
Min
Typ
Max
±
0.5
Unit
LSB
t
CON
t
CPU
×
25
(3)
μs
Analog Input
Voltage
Analog Input
Impedance
V
IAN
V
SS
V
DD
V
R
AN
2
M
NOTES
:
1.
2.
3.
Excluding quantization error, absolute accuracy values are within ± 1/2 LSB.
'Conversion time' is the time required from the moment a conversion operation starts until it ends.
The unit t
CPU
means one CPU clock period.
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