kHz Range Crystal Devices
CMOS/ 1.8V to 5.0V/ 2.5
×
2.0mm
Features
• Miniature ceramic package
2.5 (L)
×
2.0 (W)
×
0.7 (H) mm (Typ.)
• Highly reliable with seam welding
• CMOS output
•
Supply voltage 1.8/ 2.5/ 3.3/ 5.0V
Wide operating voltage range 1.6
to
5.5V
• Low current consumption
Applications
• Consumer/ Mobile Equipment
How to Order
KC2520B
32K7680
C M 2 E 00
ᆔ ᆕ ᆖᆗᆘᆙᆚ
ᆔ
Series
ᆕ
Output Frequency (32.768kHz)
ᆖ
Output Type (CMOS)
ᆗ
Supply Voltage (1.8V, 2.5V, 3.3V, 5.0V Compatible)
ᆘ
Frequency Tolerance (See Specifications)
ᆙ
Symmetry/ INH Function (45/ 55%)
ᆚ
Individual Specification
(STD Specification is “00”.)
Packaging (Tape & Reel 2000 pcs./ reel)
Plating: NiAu
Tolerance: r0.1
Pad Connections
#1
INH
#2 Case GND
#3 Output
#4 V
CC
INH Function
Pad1 Pad3 (Output)
Open Active
"H" Level Active
"L" Level
High Z (No-Oscillation)
2.5
2.0
0.6
0.7
0.6
0.6
0.15
0.7
0.9
0.7
0.15
#1#2
#3 #4
Dimensions (Unit: mm)
Note: 0.01μF capacitor between Vcc and GND is
recommended for bypass purpose.
1.85
0.95
1.45
1.05
Recommended Land Pattern
(Unit: mm)
Specifications
Item Symbol Conditions
Specifications
Unit
Min. Max.
Output Frequency Range fo 32.768 kHz
Frequency Tolerance f
_tol
Initial (25
°
C), Stability (
ʝ
40 to 85
°
C), Voltage change
ʝ
25
+
25
×
10
ʝ
6
Aging (@1year) ʝ
+
3
Other (load change, shock and vibration) ʝ
+
4
Storage Temperature Range T
_stg
ʝ
55
+
125
°
C
Operating Temperature Range
T_use
ʝ
40
+
85
°
C
Max. Supply Voltage —
ʝ
0.3
+
7.0 V
Supply Voltage V
CC
+
1.6
+
5.5 V
Current Consumption
(Maximum Loaded/ 1.6
˯
VCC
˯
2.0V)
ICC
— 120
Ⴍ
A
Current Consumption
(Maximum Loaded/ 2.0
<
VCC
˯
2.8V)
— 126
Current Consumption
(Maximum Loaded/ 2.8
˯
VCC
˯
3.63V)
— 130
Current Consumption
(Maximum Loaded/ 3.63
˯
VCC
˯
5.5V)
— 140
Stand-by Current I
_std —10
Ⴍ
A
Symmetry SYM @50% V
CC 45 55 %
Rise/ Fall Time
(10% VCC to 90% VCC Maximum Loaded)
Tr/ Tf —50ns
Low Level Output Voltage V
OL IOL
=
1mA — 10% V
CC
V
High Level Output Voltage V
OH IOH
ʝ
1mA 90% V
CC —
Output Load L_CMOS CMOS Output — 15 pF
Low Level Input Voltage V
IL — 30% VCC
V
High Level Input Voltage V
IH 70% VCC —
Disable Time t
_dis — 100 ns
Enable Time t
_ena —2ms
6WDUWʝXS7LPH t
_str @Minimum operating voltage to be 0 sec. — 5 ms
Note: All electrical characteristics are defined at the maximum load and operating temperature range.
RoHS Compliant
kHz Range Crystal Oscillators
Clock Oscillators Surface Mount Type
KC2520B Series(32.768kHz)
As of December 2019
Discontinued Products