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T48C862-R8 Datasheet

  • T48C862-R8

  • MCU

  • Atmel   Atmel

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T48C862-R8
AC Characteristics
Supply voltage V
DD
= 2.0 to 4.0 V, V
SS
= 0 V, T
amb
= 25
擄
C unless otherwise specified.
Parameters
Operation Cycle Time
System clock cycle
V
DD
= 2.0 to 4.0 V
T
amb
= -40 to 85
擄
C
V
DD
= 2.4 to 4.0 V
T
amb
= -40 to 85
擄
C
Timer 2 input Timing Pin T2I
Timer 2 input clock
Timer 2 input LOW time
Timer 2 input HIGH time
Timer 3 Input Timing Pin T3I
Timer 3 input clock
Timer 3 input LOW time
Timer 3 input HIGH time
Interrupt Request Input Timing
Interrupt request LOW time
Interrupt request HIGH time
External System Clock
EXSCL at OSC1, ECM = EN
EXSCL at OSC1, ECM = DI
Input HIGH time
Reset Timing
Power-on reset time
RC Oscillator 1
Frequency
Stability
RC Oscillator 2
鈥?/div>
External Resistor
Frequency
Stability
Stabilization time
4-MHz Crystal Oscillator (Operating Range V
DD
= 2.2 V to 4.0 V)
Frequency
Start-up time
Stability
Integrated input/output capacitances
(configurable)
C
IN
/C
OUT
programmable
f
X
t
SQ
D
f/f
Test Conditions
Symbol
t
SYSCL
t
SYSCL
Min.
500
250
Typ.
Max.
2000
2000
Unit
ns
ns
f
T2I
Rise/fall time < 10 ns
Rise/fall time < 10 ns
t
T2IL
t
T2IH
f
T3I
Rise/fall time < 10 ns
Rise/fall time < 10 ns
Rise/fall time < 10 ns
Rise/fall time < 10 ns
Rise/fall time < 10 ns
Rise/fall time < 10 ns
Rise/fall time < 10 ns
V
DD
> V
POR
t
T3IL
t
T3IH
t
IRL
t
IRH
f
EXSCL
f
EXSCL
t
IH
t
POR
f
RcOut1
V
DD
= 2.0 to 4.0 V
T
amb
= -40 to +125
擄
C
R
ext
= 180 k
W
V
DD
= 2.0 to 4.0 V
T
amb
= -40 to +125
擄
C
D
f/f
5
100
100
SYSCL/2
2 t
SYSCL
2 t
SYSCL
100
100
0.5
0.02
0.1
1.5
3.8
鹵
50
MHz
ns
ns
MHz
ns
ns
ns
ns
4
4
MHz
MHz
m
s
5
ms
MHz
%
f
RcOut2
D
f/f
4
鹵
15
MHz
%
m
s
t
S
4
5
-10
0, 2, 5, 7, 10 or 12
0, 2, 5, 7, 10 or 12
10
MHz
ms
10
ppm
pF
pF
C
IN
C
OUT
97
4590B鈥?BMCU鈥?2/03

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