MC OV-7605-C8, Руководство по применению

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Micro Crystal
Low Power Clock Oscillator 32.768 kHz OV-7605-C8
June 2017 7/20 Rev. 1.0
3. ELECTRICAL SPECIFICATIONS
ABSOLUTE MAXIMUM RATINGS 3.1.
Absolute Maximum Ratings according to IEC 60134:
SYMBOL PARAMETER CONDITIONS MIN MAX UNIT
V
DD
Power supply voltage -0.5 6.0 V
V
I
Input voltage -0.5 6.0 V
V
O
Output voltage -0.5 6.0 V
T
OPRA
Standard operating temperature T
A
-40 85 °C
T
STO
Storage temperature Stored as bare product -55 125 °C
T
PEAK
Maximum reflow condition JEDEC J-STD-020C 265 °C
OPERATING PARAMETERS 3.2.
For this Table, V
DD
= 3.0 V; GND = 0 V; T
A
= 25 °C; unless otherwise indicated.
Operating Parameters:
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNIT
Supply
V
DD
Power supply voltage 1.6 5.5 V
V
DDSR
V
DD
slew rate ±0.5 V/ms
I
DD
V
DD
Supply Current. CLKOUT
disabled.
(1)
V
DD
= 3.0 V, T
A
= 25°C 450 650
nA
V
DD
= 5.0 V, T
A
= 25°C 680 900
V
DD
= 3.0 V, T
A
= -40 to 85°C 1300
V
DD
= 5.0 V, T
A
= -40 to 85°C 1800
Input CLKOE
V
I
Input voltage GND -0.5 V
DD
+0.5 V
V
IL
LOW level input voltage GND 0.3 V
DD
V
V
IH
HIGH level input voltage 0.7 V
DD
V
DD
V
Output CLKOUT
V
OH
HIGH level output voltage I
OH
= -400 µA, V
DD
= 1.6 to 5.5 V V
DD
– 0.4
V
V
OL
LOW level output voltage I
OL
= 400 µA, V
DD
= 1.6 to 5.5 V GND +0.4 V
I
OZ
Hi-Z leakage current
CLKOE = GND,
CLKOUT = V
DD
or GND
±100 nA
t
r
Output rise time C
L
= 10 pF, 10% to 90% V
DD
30 70 ns
t
f
Output fall time C
L
= 10 pF, 10% to 90% V
DD
30 70 ns
t
CKH
CLKOUT enable time
(see following diagram)
0 0.5 µs
t
CKL
CLKOUT disable time
(see following diagram)
0 µs
(1)
When CLKOUT is enabled (CLKOE is HIGH) the additional V
DD
supply current ∆I
DD
can be calculated as follows: ∆I
DD
= C
L
x V
DD
x f
OUT
e.g. ∆I
DD
= 10 pF x 3.0 V x 32
’768 Hz = 980 nA