NR8576AA Datasheet, PDF (4/10 Pages) Nippon Precision Circuits Inc – Real-time Clock Modules

NR8576 Series
Oscillator Characteristics
Parameter
Frequency deviation
Symbol
∆f/f_O
Frequency temperature characteristic
T_op
Frequency voltage characteristic
f/V
Oscillator start time
t_STA
Aging
f_A
Condition
T_a = 25 °C, ^NR8576×A
V_DD = 5.0 V _NR8576×B
T_a = −10 to 70 °C,
V_DD = 5.0 V, 25 °C std
T_a = 25 °C,
V_DD = 2.0 to 5.5 V
T_a = 25 °C, V_DD = 2.5 V
T_a = 25 °C, V_DD = 5.0 V,
first year
Rating
5 ± 12
5 ± 23
+10/−120
±2
3
±5
DC Electrical Characteristics
V_SS = 0 V, V_DD = 5.0 V ± 10%, T_a = −40 to 85 °C unless otherwise noted
Parameter
Symbol
Condition
Current consumption
HIGH-level input voltage
LOW-level input voltage
Input OFF leakage current
HIGH-level output voltage
LOW-level output voltage
Output load fanout
Output leakage current
Supply voltage detect
threshold voltage
I_DD1
I_DD2
I_DD3
I_DD4
I_DD5
I_DD6
V _IH
V _IL
I_OFF
V_OH1
V_OH2
V_OL1
V_OL2
N/C_L
I_OZH
I_OZL
V _DT
V_DD = 5.0 V
V_DD = 3.0 V
V_DD = 2.0 V
CE = V_SS, FOE = V_SS,
FSEL = V_DD,
FOUT: floating
V_DD = 5.0 V
V_DD = 3.0 V
V_DD = 2.0 V
CE = V_SS, FOE = V_DD,
FSEL = V_SS,
FOUT: 32 kHz output
CE, FSEL, WR, FOE, CLK, DATA
CE, FSEL, WR, FOE, CLK, DATA
CE, FSEL, WR, FOE, CLK;
V_IN = V_DD or V_SS
V_DD = 5.0 V
V_DD = 3.0 V
I_OH = −1.0 mA;
DATA, FOUT
V_DD = 5.0 V
V_DD = 3.0 V
I_OL = 1.0 mA;
DATA, FOUT
FOUT
V_OUT = 5.5 V; DATA, FOUT
V_OUT = 0 V; DATA, FOUT
min
–
–
–
–
–
–
0.8V_DD
–
–
Rating
typ
1.5
1.0
0.5
4.0
2.5
1.5
–
–
–
max
3.0
2.0
1.0
10.0
6.5
4.0
–
0.2V_DD
0.5
4.5
–
–
2.0
–
–
–
–
0.5
–
–
0.8
2 LSTTL/30 pF max.
−1.0
–
1.0
−1.0
–
1.0
1.4
1.7
2.0
Unit
ppm
ppm
ppm
ppm/V
s
ppm
Unit
µA
µA
µA
µA
µA
µA
V
V
µA
V
V
V
V
µA
µA
V
NIPPON PRECISION CIRCUITS—4