ATAM894X-TNQY ATMEL [ATMEL Corporation], ATAM894X-TNQY Datasheet - Page 91

• Manufacturer Part Number: ATAM894X-TNQY
• Description: 8k-flash Microcontroller
• Manufacturer: ATMEL [ATMEL Corporation]

11. AC Characteristics (Continued)
Supply voltage V
11.1
4679D–4BMCU–05/05
Parameters
32-kHz Crystal Oscillator (Operating Range V
Frequency
Start-up time
Stability
Integrated input/output capacitances
(configurable)
External 32-kHz Crystal Parameters
Crystal frequency
Serial resistance
Static capacitance
Dynamic capacitance
External 4-MHz Crystal Parameters
Crystal frequency
Serial resistance
Static capacitance
Dynamic capacitance
Data EEPROM
Operating current during erase/write
cycle
Endurance
Data erase/write cycle time
Data retention time
Power-up to read operation
Power-up to write operation
Program EEPROM
Serial Interface
SCL clock frequency
Crystal Characteristics
DD
= 1.8 to 6.5V, V
Figure 11-1. Crystal Equivalent Circuit
SS
= 0V, T
Test Conditions
C
Erase-/write cycles
T
For 16-bit access
T
Erase-/write cycles, T
amb
amb
IN
/C
amb
= 85°C
= 85°C
OUT
SCLIN
OSCIN
= 25°C unless otherwise specified.
DD
programmable
= 2.0V to 6.5V)
amb
= 0 to 40°C
SCLOUT
OSCOUT
Symbol
f
SC_MCL
C
t
t
t
n
C
I
t
RS
RS
DEW
t
t
PUW
C
C1
C
C1
E
E
PUR
WR
f
SQ
OUT
f
f
DR
DR
EW
X
f/f
X
X
IN
D
D
Equivalent
circuit
200000
20000
Min.
–10
100
100
10
0, 2, 5, 7, 10 or 12
0, 2, 5, 7, 10 or 12
L
500000
32.768
32.768
1,000
Typ.
C
600
100
C
0.5
1.5
4.0
1.4
30
40
1
3
3
9
0
R
S
ATAM894
Max.
1300
150
500
0.2
0.2
10
50
13
3
Cycles
Cycles
Cycles
years
years
MHz
Unit
ppm
kHz
kHz
kHz
ms
ms
ms
pF
pF
k
pF
pF
µA
fF
fF
s
91